Not yet stable

For a given set of browsers, what APIs are not yet in all of them.

Example Comparisons
Browsers
Features

Summary

A count of the number of APIs are in Browser X but not in Browser Y.
Not in ChromeNot in FirefoxNot in SafariNot in Edge
In Chrome 2505259254
In Firefox 348897351
In Safari 240702244
In Edge 124552543

Unstable APIs

Below is a list of features that are not in all of Chrome, Firefox, Safari, and Edge

Raw Data

Quick Links:

DOM API Data

API First Browser Date Days in Limbo Notes
api.AbortPaymentEvent Chrome10/16/20182893
api.AbortPaymentEvent.AbortPaymentEvent Chrome10/16/20182893
api.AbortPaymentEvent.respondWith Chrome10/16/20182893
api.AbsoluteOrientationSensor 📋Chrome5/29/20183033
api.AbsoluteOrientationSensor.AbsoluteOrientationSensor 📋Chrome5/29/20183033
api.Accelerometer 📋Chrome5/29/20183033
api.Accelerometer.Accelerometer 📋Chrome5/29/20183033
api.Accelerometer.x 📋Chrome5/29/20183033
api.Accelerometer.y 📋Chrome5/29/20183033
api.Accelerometer.z 📋Chrome5/29/20183033
api.AmbientLightSensor 📋Chrome1/25/20173522
api.AmbientLightSensor.AmbientLightSensor 📋Chrome1/25/20173522
api.AmbientLightSensor.illuminance 📋Chrome1/25/20173522
Chrome: In Chrome 79, this method stopped returning floats and returned integers to avoid fingerprinting.Chrome Android: In Chrome Android 79, this method stopped returning floats and returned integers to avoid fingerprinting.Edge: In Edge 79, this method stopped returning floats and returned integers to avoid fingerprinting.Quest Browser: In Quest Browser 8.0, this method stopped returning floats and returned integers to avoid fingerprinting.Opera: In Opera 66, this method stopped returning floats and returned integers to avoid fingerprinting.
api.Animation.overallProgress 📋Chrome2/4/2025590
api.AnimationTimeline.duration 📋Chrome7/18/20231157
api.AudioContext.AudioContext.options_latencyHint_parameter 📋Chrome4/19/20173438
api.AudioContext.AudioContext.options_sinkId_parameter 📋Chrome2/7/20231318
api.AudioContext.createMediaStreamTrackSource 📋Firefox7/9/20192627
Firefox: Firefox 68 implements the updated standard's definition of the "first" audio track; now the first track is the one whose ID comes first lexicographically.Firefox for Android: Firefox for Android 68 implements the updated standard's definition of the "first" audio track; now the first track is the one whose ID comes first lexicographically.
api.AudioContext.error_event 📋Chrome8/20/2024758
api.AudioContext.outputLatency 📋Firefox10/22/20192522
api.AudioContext.setSinkId 📋Chrome2/7/20231318
api.AudioContext.sinkId 📋Chrome2/7/20231318
api.AudioContext.sinkchange_event 📋Chrome2/7/20231318
api.AudioData 📋Chrome9/21/20211822
api.AudioData.AudioData 📋Chrome9/21/20211822
api.AudioData.allocationSize 📋Chrome9/21/20211822
api.AudioData.clone 📋Chrome9/21/20211822
api.AudioData.close 📋Chrome9/21/20211822
api.AudioData.copyTo 📋Chrome9/21/20211822
api.AudioData.duration 📋Chrome9/21/20211822
api.AudioData.format 📋Chrome9/21/20211822
api.AudioData.numberOfChannels 📋Chrome9/21/20211822
api.AudioData.numberOfFrames 📋Chrome9/21/20211822
api.AudioData.sampleRate 📋Chrome9/21/20211822
api.AudioData.timestamp 📋Chrome9/21/20211822
api.AudioDecoder 📋Chrome9/21/20211822
api.AudioDecoder.AudioDecoder 📋Chrome9/21/20211822
api.AudioDecoder.close 📋Chrome9/21/20211822
api.AudioDecoder.configure 📋Chrome9/21/20211822
api.AudioDecoder.decode 📋Chrome9/21/20211822
api.AudioDecoder.decodeQueueSize 📋Chrome9/21/20211822
api.AudioDecoder.dequeue_event 📋Chrome9/27/20221451
api.AudioDecoder.flush 📋Chrome9/21/20211822
api.AudioDecoder.isConfigSupported_static 📋Chrome9/21/20211822
api.AudioDecoder.reset 📋Chrome9/21/20211822
api.AudioDecoder.state 📋Chrome9/21/20211822
api.AudioEncoder 📋Chrome9/21/20211822
api.AudioEncoder.AudioEncoder 📋Chrome9/21/20211822
api.AudioEncoder.close 📋Chrome9/21/20211822
api.AudioEncoder.configure 📋Chrome9/21/20211822
api.AudioEncoder.configure.bitrateMode 📋Chrome10/31/20231052
api.AudioEncoder.configure.opus 📋Chrome2/7/20231318
api.AudioEncoder.configure.opus.opus_application 📋Chrome6/11/2024828
api.AudioEncoder.configure.opus.opus_signal 📋Chrome6/11/2024828
api.AudioEncoder.dequeue_event 📋Chrome9/27/20221451
api.AudioEncoder.encode 📋Chrome9/21/20211822
api.AudioEncoder.encodeQueueSize 📋Chrome9/21/20211822
api.AudioEncoder.flush 📋Chrome9/21/20211822
api.AudioEncoder.isConfigSupported_static 📋Chrome9/21/20211822
api.AudioEncoder.reset 📋Chrome9/21/20211822
api.AudioEncoder.state 📋Chrome9/21/20211822
api.AudioListener.forwardX 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.forwardY 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.forwardZ 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.positionX 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.positionY 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.positionZ 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.upX 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.upY 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioListener.upZ 📋Chrome7/20/20163711
Firefox: Supports a deprecated way of setting orientation - the setOrientation() method.Firefox for Android: Supports a deprecated way of setting orientation - the setOrientation() method.
api.AudioNode.disconnect.destination_parameter Chrome5/19/20154139
api.AudioNode.disconnect.input_parameter Chrome5/19/20154139
api.AudioParam.automationRate 📋Chrome7/24/20182977
api.AudioParam.cancelAndHoldAtTime 📋Chrome3/9/20173479
api.AudioProcessingEvent.AudioProcessingEvent 📋Chrome3/9/20173479
api.AudioSession 📋Safari3/27/20231270
api.AudioSession.type 📋Safari3/27/20231270
api.AudioSinkInfo 📋Chrome2/7/20231318
api.AudioSinkInfo.type 📋Chrome2/7/20231318
api.AudioTrack.sourceBuffer 📋Safari10/16/20144354
Safari on iOS: Exposed in Mobile Safari on iPad but not on iPhone.WebView on iOS: Exposed in Mobile Safari on iPad but not on iPhone.
api.BackgroundFetchEvent 📋Chrome4/23/20192704
api.BackgroundFetchEvent.BackgroundFetchEvent 📋Chrome4/23/20192704
api.BackgroundFetchEvent.registration 📋Chrome4/23/20192704
api.BackgroundFetchManager 📋Chrome4/23/20192704
api.BackgroundFetchManager.fetch 📋Chrome4/23/20192704
api.BackgroundFetchManager.get 📋Chrome4/23/20192704
api.BackgroundFetchManager.getIds 📋Chrome4/23/20192704
api.BackgroundFetchRecord 📋Chrome4/23/20192704
api.BackgroundFetchRecord.request 📋Chrome4/23/20192704
api.BackgroundFetchRecord.responseReady 📋Chrome4/23/20192704
api.BackgroundFetchRegistration 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.abort 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.downloadTotal 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.downloaded 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.failureReason 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.id 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.match 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.matchAll 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.progress_event 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.recordsAvailable 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.result 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.uploadTotal 📋Chrome4/23/20192704
api.BackgroundFetchRegistration.uploaded 📋Chrome4/23/20192704
api.BackgroundFetchUpdateUIEvent 📋Chrome4/23/20192704
api.BackgroundFetchUpdateUIEvent.BackgroundFetchUpdateUIEvent 📋Chrome4/23/20192704
api.BackgroundFetchUpdateUIEvent.updateUI 📋Chrome4/23/20192704
api.BarProp.visible.returns_popup Firefox1/11/20221710
api.BarcodeDetector 📋Edge5/21/20202310
Chrome: Supported on ChromeOS and macOS only.Chrome: Before Chrome 113, on macOS Ventura (13) and above, this interface silently failed. See bug 40245611.Chrome: Supported on macOS only.Edge: Supported on macOS only.Edge: Before Chrome 113, on macOS Ventura (13) and above, this interface silently failed. See bug 40245611.Opera: Supported on macOS only.Opera: Before Chrome 113, on macOS Ventura (13) and above, this interface silently failed. See bug 40245611.
api.BarcodeDetector.BarcodeDetector 📋Edge5/21/20202310
Chrome: Supported on ChromeOS and macOS only.Chrome: Supported on macOS only.Edge: Supported on macOS only.Opera: Supported on macOS only.
api.BarcodeDetector.detect 📋Edge5/21/20202310
Chrome: Supported on ChromeOS and macOS only.Chrome: Supported on macOS only.Edge: Supported on macOS only.Opera: Supported on macOS only.
api.BarcodeDetector.getSupportedFormats_static 📋Edge5/21/20202310
Chrome: Supported on ChromeOS and macOS only.Chrome: Supported on macOS only.Edge: Supported on macOS only.Opera: Supported on macOS only.
api.BatteryManager 📋Chrome10/7/20144363
api.BatteryManager.charging 📋Chrome10/7/20144363
api.BatteryManager.chargingTime 📋Chrome10/7/20144363
Chrome Android: Always equal to 0 or Infinity.Opera Android: Always equal to 0 or Infinity.Samsung Internet: Always equal to 0 or Infinity.WebView Android: Always equal to 0 or Infinity.
api.BatteryManager.chargingchange_event 📋Chrome10/7/20144363
api.BatteryManager.chargingtimechange_event 📋Chrome10/7/20144363
api.BatteryManager.dischargingTime 📋Chrome10/7/20144363
Chrome Android: Always equal to Infinity.Opera Android: Always equal to Infinity.Samsung Internet: Always equal to Infinity.WebView Android: Always equal to Infinity.
api.BatteryManager.dischargingtimechange_event 📋Chrome10/7/20144363
api.BatteryManager.level 📋Chrome10/7/20144363
api.BatteryManager.levelchange_event 📋Chrome10/7/20144363
api.BatteryManager.secure_context_required Chrome6/21/20221549
api.BeforeInstallPromptEvent Chrome7/21/20154076
api.BeforeInstallPromptEvent.BeforeInstallPromptEvent Chrome7/21/20154076
api.BeforeInstallPromptEvent.platforms Chrome7/21/20154076
api.BeforeInstallPromptEvent.prompt Chrome7/30/20192606
Chrome: Resolved with an empty promise.Chrome Android: Resolved with an empty promise.Quest Browser: Resolved with an empty promise.Opera: Resolved with an empty promise.Opera Android: Resolved with an empty promise.WebView Android: Resolved with an empty promise.
api.BeforeInstallPromptEvent.userChoice Chrome7/21/20154076
api.Blob.bytes 📋Firefox7/9/2024800
api.BlobEvent.timecode 📋Chrome3/9/20173479
api.Bluetooth 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.Bluetooth.getAvailability 📋Chrome10/22/20192522
api.Bluetooth.getDevices 📋Chrome8/25/20202214
api.Bluetooth.requestDevice 📋Chrome1/25/20173522
api.Bluetooth.requestDevice.options_exclusionFilters_parameter 📋Chrome5/30/20231206
api.Bluetooth.requestDevice.options_filter_manufacturerData_parameter 📋Chrome7/20/20211885
api.BluetoothCharacteristicProperties 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.BluetoothCharacteristicProperties.authenticatedSignedWrites 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.broadcast 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.indicate 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.notify 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.read 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.reliableWrite 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.writableAuxiliaries 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.write 📋Chrome1/25/20173522
api.BluetoothCharacteristicProperties.writeWithoutResponse 📋Chrome1/25/20173522
api.BluetoothDevice 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.BluetoothDevice.gatt 📋Chrome1/25/20173522
api.BluetoothDevice.gattserverdisconnected_event 📋Chrome1/25/20173522
api.BluetoothDevice.id 📋Chrome1/25/20173522
api.BluetoothDevice.name 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.BluetoothRemoteGATTCharacteristic.characteristicvaluechanged_event 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.getDescriptor 📋Chrome3/9/20173479
api.BluetoothRemoteGATTCharacteristic.getDescriptors 📋Chrome3/9/20173479
api.BluetoothRemoteGATTCharacteristic.properties 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.readValue 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.service 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.startNotifications 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.stopNotifications 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.uuid 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.value 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.writeValue 📋Chrome1/25/20173522
api.BluetoothRemoteGATTCharacteristic.writeValueWithResponse 📋Chrome8/25/20202214
api.BluetoothRemoteGATTCharacteristic.writeValueWithoutResponse 📋Chrome8/25/20202214
api.BluetoothRemoteGATTDescriptor 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.BluetoothRemoteGATTDescriptor.characteristic 📋Chrome3/9/20173479
api.BluetoothRemoteGATTDescriptor.readValue 📋Chrome3/9/20173479
api.BluetoothRemoteGATTDescriptor.uuid 📋Chrome3/9/20173479
api.BluetoothRemoteGATTDescriptor.value 📋Chrome3/9/20173479
api.BluetoothRemoteGATTDescriptor.writeValue 📋Chrome3/9/20173479
api.BluetoothRemoteGATTServer 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.BluetoothRemoteGATTServer.connect 📋Chrome1/25/20173522
api.BluetoothRemoteGATTServer.connected 📋Chrome1/25/20173522
api.BluetoothRemoteGATTServer.device 📋Chrome1/25/20173522
api.BluetoothRemoteGATTServer.disconnect 📋Chrome1/25/20173522
api.BluetoothRemoteGATTServer.getPrimaryService 📋Chrome1/25/20173522
api.BluetoothRemoteGATTServer.getPrimaryServices 📋Chrome1/25/20173522
api.BluetoothRemoteGATTService 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.BluetoothRemoteGATTService.device 📋Chrome1/25/20173522
api.BluetoothRemoteGATTService.getCharacteristic 📋Chrome1/25/20173522
api.BluetoothRemoteGATTService.getCharacteristics 📋Chrome1/25/20173522
api.BluetoothRemoteGATTService.isPrimary 📋Chrome1/25/20173522
api.BluetoothRemoteGATTService.uuid 📋Chrome1/25/20173522
api.BluetoothUUID 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.BluetoothUUID.canonicalUUID_static 📋Chrome1/25/20173522
api.BluetoothUUID.getCharacteristic_static 📋Chrome1/25/20173522
api.BluetoothUUID.getDescriptor_static 📋Chrome1/25/20173522
api.BluetoothUUID.getService_static 📋Chrome1/25/20173522
api.BrowserCaptureMediaStreamTrack 📋Chrome8/2/20221507
api.BrowserCaptureMediaStreamTrack.clone 📋Chrome8/2/20221507
api.BrowserCaptureMediaStreamTrack.cropTo 📋Chrome8/2/20221507
api.BrowserCaptureMediaStreamTrack.restrictTo 📋Chrome1/14/2025611
api.BufferedChangeEvent 📋Safari9/18/20231095
api.BufferedChangeEvent.BufferedChangeEvent 📋Safari9/18/20231095
api.BufferedChangeEvent.addedRanges 📋Safari9/18/20231095
api.BufferedChangeEvent.removedRanges 📋Safari9/18/20231095
api.CSPViolationReportBody 📋Chrome4/23/20192704
api.CSPViolationReportBody.blockedURL 📋Chrome4/23/20192704
api.CSPViolationReportBody.columnNumber 📋Chrome4/23/20192704
api.CSPViolationReportBody.disposition 📋Chrome4/23/20192704
api.CSPViolationReportBody.documentURL 📋Chrome4/23/20192704
api.CSPViolationReportBody.effectiveDirective 📋Chrome4/23/20192704
api.CSPViolationReportBody.lineNumber 📋Chrome4/23/20192704
api.CSPViolationReportBody.originalPolicy 📋Chrome4/23/20192704
api.CSPViolationReportBody.referrer 📋Chrome4/23/20192704
api.CSPViolationReportBody.sample 📋Chrome4/23/20192704
api.CSPViolationReportBody.sourceFile 📋Chrome4/23/20192704
api.CSPViolationReportBody.statusCode 📋Chrome4/23/20192704
api.CSPViolationReportBody.toJSON 📋Chrome2/4/20202417
api.CSS.Hz_static 📋Chrome4/17/20183075
api.CSS.Q_static 📋Chrome4/17/20183075
api.CSS.cap_static 📋Chrome10/10/20231073
api.CSS.ch_static 📋Chrome4/17/20183075
api.CSS.cm_static 📋Chrome4/17/20183075
api.CSS.cqb_static 📋Edge9/1/20221477
api.CSS.cqh_static 📋Edge9/1/20221477
api.CSS.cqi_static 📋Edge9/1/20221477
api.CSS.cqmax_static 📋Edge9/1/20221477
api.CSS.cqmin_static 📋Edge9/1/20221477
api.CSS.cqw_static 📋Edge9/1/20221477
api.CSS.deg_static 📋Chrome4/17/20183075
api.CSS.dpcm_static 📋Chrome4/17/20183075
api.CSS.dpi_static 📋Chrome4/17/20183075
api.CSS.dppx_static 📋Chrome4/17/20183075
api.CSS.dvb_static 📋Chrome11/29/20221388
api.CSS.dvh_static 📋Chrome11/29/20221388
api.CSS.dvi_static 📋Chrome11/29/20221388
api.CSS.dvmax_static 📋Chrome11/29/20221388
api.CSS.dvmin_static 📋Chrome11/29/20221388
api.CSS.dvw_static 📋Chrome11/29/20221388
api.CSS.em_static 📋Chrome4/17/20183075
api.CSS.ex_static 📋Chrome4/17/20183075
api.CSS.fr_static 📋Chrome4/17/20183075
api.CSS.grad_static 📋Chrome4/17/20183075
api.CSS.highlights_static 📋Edge9/1/20221477
api.CSS.ic_static 📋Safari3/27/20231270
api.CSS.in_static 📋Chrome4/17/20183075
api.CSS.kHz_static 📋Chrome4/17/20183075
api.CSS.lh_static 📋Safari3/27/20231270
api.CSS.lvb_static 📋Chrome11/29/20221388
api.CSS.lvh_static 📋Chrome11/29/20221388
api.CSS.lvi_static 📋Chrome11/29/20221388
api.CSS.lvmax_static 📋Chrome11/29/20221388
api.CSS.lvmin_static 📋Chrome11/29/20221388
api.CSS.lvw_static 📋Chrome11/29/20221388
api.CSS.mm_static 📋Chrome4/17/20183075
api.CSS.ms_static 📋Chrome4/17/20183075
api.CSS.number_static 📋Chrome4/17/20183075
api.CSS.paintWorklet_static 📋Chrome3/6/20183117
api.CSS.pc_static 📋Chrome4/17/20183075
api.CSS.percent_static 📋Chrome4/17/20183075
api.CSS.pt_static 📋Chrome4/17/20183075
api.CSS.px_static 📋Chrome4/17/20183075
api.CSS.rad_static 📋Chrome4/17/20183075
api.CSS.rcap_static 📋Chrome10/10/20231073
api.CSS.rch_static 📋Chrome10/10/20231073
api.CSS.rem_static 📋Chrome4/17/20183075
api.CSS.rex_static 📋Chrome10/10/20231073
api.CSS.ric_static 📋Chrome10/10/20231073
api.CSS.rlh_static 📋Safari3/27/20231270
api.CSS.s_static 📋Chrome4/17/20183075
api.CSS.svb_static 📋Chrome11/29/20221388
api.CSS.svh_static 📋Chrome11/29/20221388
api.CSS.svi_static 📋Chrome11/29/20221388
api.CSS.svmax_static 📋Chrome11/29/20221388
api.CSS.svmin_static 📋Chrome11/29/20221388
api.CSS.svw_static 📋Chrome11/29/20221388
api.CSS.turn_static 📋Chrome4/17/20183075
api.CSS.vb_static 📋Chrome11/29/20221388
api.CSS.vh_static 📋Chrome4/17/20183075
api.CSS.vi_static 📋Chrome11/29/20221388
api.CSS.vmax_static 📋Chrome4/17/20183075
api.CSS.vmin_static 📋Chrome4/17/20183075
api.CSS.vw_static 📋Chrome4/17/20183075
api.CSSFontFeatureValuesMap 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.@@iterator 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.clear 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.delete 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.entries 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.forEach 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.get 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.has 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.keys 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.set 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.size 📋Chrome3/7/20231290
api.CSSFontFeatureValuesMap.values 📋Chrome3/7/20231290
api.CSSFontFeatureValuesRule.annotation 📋Chrome3/7/20231290
api.CSSFontFeatureValuesRule.characterVariant 📋Chrome3/7/20231290
api.CSSFontFeatureValuesRule.ornaments 📋Chrome3/7/20231290
api.CSSFontFeatureValuesRule.styleset 📋Chrome3/7/20231290
api.CSSFontFeatureValuesRule.stylistic 📋Chrome3/7/20231290
api.CSSFontFeatureValuesRule.swash 📋Chrome3/7/20231290
api.CSSImageValue 📋Chrome4/17/20183075
api.CSSKeywordValue 📋Chrome4/17/20183075
api.CSSKeywordValue.CSSKeywordValue 📋Chrome4/17/20183075
api.CSSKeywordValue.value 📋Chrome4/17/20183075
api.CSSMarginRule 📋Chrome11/12/2024674
api.CSSMarginRule.name 📋Chrome11/12/2024674
api.CSSMarginRule.style 📋Chrome11/12/2024674
api.CSSMathClamp 📋Chrome3/29/20221633
api.CSSMathClamp.CSSMathClamp 📋Chrome3/29/20221633
api.CSSMathClamp.lower 📋Chrome3/29/20221633
api.CSSMathClamp.upper 📋Chrome3/29/20221633
api.CSSMathClamp.value 📋Chrome3/29/20221633
api.CSSMathInvert 📋Chrome4/17/20183075
api.CSSMathInvert.CSSMathInvert 📋Chrome4/17/20183075
api.CSSMathInvert.value 📋Chrome4/17/20183075
api.CSSMathMax 📋Chrome4/17/20183075
api.CSSMathMax.CSSMathMax 📋Chrome4/17/20183075
api.CSSMathMax.values 📋Chrome4/17/20183075
api.CSSMathMin 📋Chrome4/17/20183075
api.CSSMathMin.CSSMathMin 📋Chrome4/17/20183075
api.CSSMathMin.values 📋Chrome4/17/20183075
api.CSSMathNegate 📋Chrome4/17/20183075
api.CSSMathNegate.CSSMathNegate 📋Chrome4/17/20183075
api.CSSMathNegate.value 📋Chrome4/17/20183075
api.CSSMathProduct 📋Chrome4/17/20183075
api.CSSMathProduct.CSSMathProduct 📋Chrome4/17/20183075
api.CSSMathProduct.values 📋Chrome4/17/20183075
api.CSSMathSum 📋Chrome4/17/20183075
api.CSSMathSum.CSSMathSum 📋Chrome4/17/20183075
api.CSSMathSum.values 📋Chrome4/17/20183075
api.CSSMathValue 📋Chrome4/17/20183075
api.CSSMathValue.operator 📋Chrome4/17/20183075
api.CSSMatrixComponent 📋Chrome4/17/20183075
api.CSSMatrixComponent.CSSMatrixComponent 📋Chrome4/17/20183075
api.CSSMatrixComponent.matrix 📋Chrome4/17/20183075
api.CSSNumericArray 📋Chrome4/17/20183075
api.CSSNumericArray.@@iterator Chrome4/17/20183075
api.CSSNumericArray.entries Chrome4/17/20183075
api.CSSNumericArray.forEach Chrome4/17/20183075
api.CSSNumericArray.keys Chrome4/17/20183075
api.CSSNumericArray.length 📋Chrome4/17/20183075
api.CSSNumericArray.values Chrome4/17/20183075
api.CSSNumericValue 📋Chrome4/17/20183075
api.CSSNumericValue.add 📋Chrome4/17/20183075
api.CSSNumericValue.div 📋Chrome4/17/20183075
api.CSSNumericValue.equals 📋Chrome4/17/20183075
api.CSSNumericValue.max 📋Chrome4/17/20183075
api.CSSNumericValue.min 📋Chrome4/17/20183075
api.CSSNumericValue.mul 📋Chrome4/17/20183075
api.CSSNumericValue.parse_static 📋Chrome4/17/20183075
Chrome: Not exposed to PaintWorklet.Chrome Android: Not exposed to PaintWorklet.Edge: Not exposed to PaintWorklet.Quest Browser: Not exposed to PaintWorklet.Opera: Not exposed to PaintWorklet.Opera Android: Not exposed to PaintWorklet.Samsung Internet: Not exposed to PaintWorklet.WebView Android: Not exposed to PaintWorklet.
api.CSSNumericValue.sub 📋Chrome4/17/20183075
api.CSSNumericValue.to 📋Chrome4/17/20183075
api.CSSNumericValue.toSum 📋Chrome4/17/20183075
api.CSSNumericValue.type 📋Chrome4/17/20183075
api.CSSPageDescriptors 📋Firefox8/6/2024772
api.CSSPageDescriptors.margin 📋Firefox8/6/2024772
api.CSSPageDescriptors.margin-bottom 📋Firefox8/6/2024772
api.CSSPageDescriptors.margin-left 📋Firefox8/6/2024772
api.CSSPageDescriptors.margin-right 📋Firefox8/6/2024772
api.CSSPageDescriptors.margin-top 📋Firefox8/6/2024772
api.CSSPageDescriptors.marginBottom 📋Firefox8/6/2024772
api.CSSPageDescriptors.marginLeft 📋Firefox8/6/2024772
api.CSSPageDescriptors.marginRight 📋Firefox8/6/2024772
api.CSSPageDescriptors.marginTop 📋Firefox8/6/2024772
api.CSSPageDescriptors.page-orientation 📋Firefox8/6/2024772
api.CSSPageDescriptors.pageOrientation 📋Firefox8/6/2024772
api.CSSPageDescriptors.size 📋Firefox8/6/2024772
api.CSSPageRule.style.type_CSSPageDescriptors Firefox8/6/2024772
api.CSSPerspective 📋Chrome4/17/20183075
api.CSSPerspective.CSSPerspective 📋Chrome4/17/20183075
api.CSSPerspective.length 📋Chrome4/17/20183075
api.CSSPositionTryDescriptors 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.align-self 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.alignSelf 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.block-size 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.blockSize 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.bottom 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.height 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inline-size 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inlineSize 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inset 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inset-block 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inset-block-end 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inset-block-start 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inset-inline 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inset-inline-end 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.inset-inline-start 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.insetBlock 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.insetBlockEnd 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.insetBlockStart 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.insetInline 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.insetInlineEnd 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.insetInlineStart 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.justify-self 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.justifySelf 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.left 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-block 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-block-end 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-block-start 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-bottom 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-inline 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-inline-end 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-inline-start 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-left 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-right 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.margin-top 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginBlock 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginBlockEnd 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginBlockStart 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginBottom 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginInline 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginInlineEnd 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginInlineStart 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginLeft 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginRight 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.marginTop 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.max-block-size 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.max-height 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.max-inline-size 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.max-width 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.maxBlockSize 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.maxHeight 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.maxInlineSize 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.maxWidth 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.min-block-size 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.min-height 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.min-inline-size 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.min-width 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.minBlockSize 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.minHeight 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.minInlineSize 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.minWidth 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.place-self 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.placeSelf 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.position-anchor 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.position-area 📋Chrome9/17/2024730
api.CSSPositionTryDescriptors.positionAnchor 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.positionArea 📋Chrome9/17/2024730
api.CSSPositionTryDescriptors.right 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.top 📋Chrome5/14/2024856
api.CSSPositionTryDescriptors.width 📋Chrome5/14/2024856
api.CSSPositionTryRule 📋Chrome5/14/2024856
api.CSSPositionTryRule.name 📋Chrome5/14/2024856
api.CSSPositionTryRule.style 📋Chrome5/14/2024856
api.CSSPositionValue Chrome4/17/20183075
api.CSSPositionValue.CSSPositionValue Chrome4/17/20183075
api.CSSPositionValue.x Chrome4/17/20183075
api.CSSPositionValue.y Chrome4/17/20183075
api.CSSPrimitiveValue Safari10/26/20076901
api.CSSPrimitiveValue.getCounterValue Safari10/26/20076901
api.CSSPrimitiveValue.getFloatValue Safari10/26/20076901
api.CSSPrimitiveValue.getRGBColorValue Safari10/26/20076901
api.CSSPrimitiveValue.getRectValue Safari10/26/20076901
api.CSSPrimitiveValue.getStringValue Safari10/26/20076901
api.CSSPrimitiveValue.primitiveType Safari10/22/20134713
api.CSSPrimitiveValue.setFloatValue Safari10/26/20076901
api.CSSPrimitiveValue.setStringValue Safari10/26/20076901
api.CSSPseudoElement 📋Firefox4/7/20202354
api.CSSPseudoElement.element 📋Firefox4/7/20202354
api.CSSPseudoElement.type 📋Firefox4/7/20202354
api.CSSRotate 📋Chrome4/17/20183075
api.CSSRotate.CSSRotate 📋Chrome4/17/20183075
api.CSSRotate.angle 📋Chrome4/17/20183075
api.CSSRotate.x 📋Chrome4/17/20183075
api.CSSRotate.y 📋Chrome4/17/20183075
api.CSSRotate.z 📋Chrome4/17/20183075
api.CSSScale 📋Chrome4/17/20183075
api.CSSScale.CSSScale 📋Chrome4/17/20183075
api.CSSScale.x 📋Chrome4/17/20183075
api.CSSScale.y 📋Chrome4/17/20183075
api.CSSScale.z 📋Chrome4/17/20183075
api.CSSSkew 📋Chrome4/17/20183075
api.CSSSkew.CSSSkew 📋Chrome4/17/20183075
api.CSSSkew.ax 📋Chrome4/17/20183075
api.CSSSkew.ay 📋Chrome4/17/20183075
api.CSSSkewX 📋Chrome4/17/20183075
api.CSSSkewX.CSSSkewX 📋Chrome4/17/20183075
api.CSSSkewX.ax 📋Chrome4/17/20183075
api.CSSSkewY 📋Chrome4/17/20183075
api.CSSSkewY.CSSSkewY 📋Chrome4/17/20183075
api.CSSSkewY.ay 📋Chrome4/17/20183075
api.CSSStyleDeclaration.cssFloat 📋Safari6/23/20038487
api.CSSStyleDeclaration.getPropertyCSSValue Safari6/23/20038487
Firefox: Only returns a result if called on the result of getComputedStyle().
api.CSSStyleRule.styleMap 📋Chrome4/17/20183075
api.CSSStyleSheet.CSSStyleSheet.options_baseURL_parameter 📋Firefox5/31/20221570
api.CSSStyleValue 📋Chrome4/17/20183075
api.CSSStyleValue.parseAll_static 📋Chrome4/17/20183075
api.CSSStyleValue.parse_static 📋Chrome4/17/20183075
api.CSSStyleValue.toString 📋Chrome4/17/20183075
api.CSSTransformComponent 📋Chrome4/17/20183075
api.CSSTransformComponent.is2D 📋Chrome4/17/20183075
api.CSSTransformComponent.toMatrix 📋Chrome4/17/20183075
api.CSSTransformComponent.toString 📋Chrome4/17/20183075
api.CSSTransformValue 📋Chrome4/17/20183075
api.CSSTransformValue.@@iterator Chrome4/17/20183075
api.CSSTransformValue.CSSTransformValue 📋Chrome4/17/20183075
api.CSSTransformValue.entries Chrome4/17/20183075
api.CSSTransformValue.forEach Chrome4/17/20183075
api.CSSTransformValue.is2D 📋Chrome4/17/20183075
api.CSSTransformValue.keys Chrome4/17/20183075
api.CSSTransformValue.length 📋Chrome4/17/20183075
api.CSSTransformValue.toMatrix 📋Chrome4/17/20183075
api.CSSTransformValue.values Chrome4/17/20183075
api.CSSTranslate 📋Chrome4/17/20183075
api.CSSTranslate.CSSTranslate 📋Chrome4/17/20183075
api.CSSTranslate.x 📋Chrome4/17/20183075
api.CSSTranslate.y 📋Chrome4/17/20183075
api.CSSTranslate.z 📋Chrome4/17/20183075
api.CSSUnitValue 📋Chrome4/17/20183075
api.CSSUnitValue.CSSUnitValue 📋Chrome4/17/20183075
api.CSSUnitValue.unit 📋Chrome4/17/20183075
api.CSSUnitValue.value 📋Chrome4/17/20183075
api.CSSUnparsedValue 📋Chrome4/17/20183075
api.CSSUnparsedValue.@@iterator Chrome4/17/20183075
api.CSSUnparsedValue.CSSUnparsedValue 📋Chrome4/17/20183075
api.CSSUnparsedValue.entries Chrome4/17/20183075
api.CSSUnparsedValue.forEach Chrome4/17/20183075
api.CSSUnparsedValue.keys Chrome4/17/20183075
api.CSSUnparsedValue.length 📋Chrome4/17/20183075
api.CSSUnparsedValue.values Chrome4/17/20183075
api.CSSValue Safari10/26/20076901
api.CSSValue.cssText Safari10/22/20134713
api.CSSValue.cssValueType Safari10/22/20134713
api.CSSValueList Safari10/26/20076901
api.CSSValueList.item Safari10/26/20076901
api.CSSValueList.length Safari9/20/20163649
api.CSSVariableReferenceValue 📋Chrome4/17/20183075
api.CSSVariableReferenceValue.CSSVariableReferenceValue 📋Chrome4/17/20183075
api.CSSVariableReferenceValue.fallback 📋Chrome4/17/20183075
api.CSSVariableReferenceValue.variable 📋Chrome4/17/20183075
api.CSSViewTransitionRule 📋Chrome6/11/2024828
api.CSSViewTransitionRule.navigation 📋Chrome6/11/2024828
api.CSSViewTransitionRule.types 📋Chrome6/11/2024828
api.CanMakePaymentEvent 📋Chrome10/16/20182893
api.CanMakePaymentEvent.CanMakePaymentEvent 📋Chrome10/16/20182893
api.CanMakePaymentEvent.respondWith 📋Chrome10/16/20182893
api.CanvasCaptureMediaStreamTrack 📋Chrome5/25/20163767
api.CanvasCaptureMediaStreamTrack.canvas 📋Chrome5/25/20163767
api.CanvasCaptureMediaStreamTrack.requestFrame 📋Chrome5/25/20163767
api.CanvasFilter Chrome5/2/20231234
api.CanvasFilter.CanvasFilter Chrome5/2/20231234
api.CanvasRenderingContext2D.drawFocusIfNeeded.path_parameter Chrome8/26/20144405
api.CanvasRenderingContext2D.filter 📋Chrome7/20/20163711
api.CanvasRenderingContext2D.fontKerning 📋Chrome3/1/20221661
api.CanvasRenderingContext2D.fontStretch 📋Chrome3/1/20221661
api.CanvasRenderingContext2D.fontVariantCaps 📋Chrome3/1/20221661
api.CanvasRenderingContext2D.imageSmoothingQuality 📋Safari3/21/20163832
api.CanvasRenderingContext2D.isContextLost 📋Chrome3/1/20221661
api.CanvasRenderingContext2D.letterSpacing 📋Chrome3/1/20221661
api.CanvasRenderingContext2D.textRendering 📋Chrome3/1/20221661
api.CanvasRenderingContext2D.wordSpacing 📋Chrome3/1/20221661
api.CaptureController 📋Chrome1/10/20231346
api.CaptureController.CaptureController 📋Chrome1/10/20231346
api.CaptureController.setFocusBehavior 📋Chrome1/10/20231346
api.CaretPosition 📋Firefox4/2/20134916
api.CaretPosition.getClientRect 📋Firefox8/6/20134790
api.CaretPosition.offset 📋Firefox4/2/20134916
api.CaretPosition.offsetNode 📋Firefox4/2/20134916
api.ChapterInformation 📋Chrome7/23/2024786
api.ChapterInformation.artwork 📋Chrome7/23/2024786
api.ChapterInformation.startTime 📋Chrome7/23/2024786
api.ChapterInformation.title 📋Chrome7/23/2024786
api.CharacterBoundsUpdateEvent 📋Chrome1/23/2024968
api.CharacterBoundsUpdateEvent.CharacterBoundsUpdateEvent 📋Chrome1/23/2024968
api.CharacterBoundsUpdateEvent.rangeEnd 📋Chrome1/23/2024968
api.CharacterBoundsUpdateEvent.rangeStart 📋Chrome1/23/2024968
api.Clipboard.read.formats_unsanitized_parameter 📋Chrome2/20/2024940
api.ClipboardItem.presentationStyle 📋Safari3/24/20202368
api.ClipboardItem.supports_static 📋Chrome1/23/2024968
api.ClipboardItem.type_image_svg_xml 📋Chrome4/16/2024884
api.ClipboardItem.type_web 📋Chrome8/2/20221507
api.CloseWatcher 📋Chrome6/11/2024828
api.CloseWatcher.CloseWatcher 📋Chrome6/11/2024828
api.CloseWatcher.cancel_event 📋Chrome6/11/2024828
api.CloseWatcher.close 📋Chrome6/11/2024828
api.CloseWatcher.close_event 📋Chrome6/11/2024828
api.CloseWatcher.destroy 📋Chrome6/11/2024828
api.CloseWatcher.requestClose 📋Chrome6/11/2024828
api.CompositionEvent.locale Firefox12/20/20115385
api.CookieChangeEvent 📋Chrome11/17/20202130
api.CookieChangeEvent.CookieChangeEvent 📋Chrome11/17/20202130
api.CookieChangeEvent.changed 📋Chrome11/17/20202130
api.CookieChangeEvent.changed.partitioned_property 📋Chrome5/30/20231206
api.CookieChangeEvent.deleted 📋Chrome11/17/20202130
api.CookieChangeEvent.deleted.partitioned_property 📋Chrome5/30/20231206
api.CookieStore 📋Chrome11/17/20202130
api.CookieStore.change_event 📋Chrome11/17/20202130
api.CookieStore.delete 📋Chrome11/17/20202130
api.CookieStore.delete.partitioned_option 📋Chrome5/30/20231206
api.CookieStore.get 📋Chrome11/17/20202130
api.CookieStore.get.partitioned_return_property 📋Chrome5/30/20231206
api.CookieStore.getAll 📋Chrome11/17/20202130
api.CookieStore.getAll.partitioned_return_property 📋Chrome5/30/20231206
api.CookieStore.set 📋Chrome11/17/20202130
api.CookieStore.set.partitioned_option 📋Chrome5/30/20231206
api.CookieStoreManager 📋Chrome11/17/20202130
api.CookieStoreManager.getSubscriptions 📋Chrome11/17/20202130
api.CookieStoreManager.subscribe 📋Chrome11/17/20202130
api.CookieStoreManager.unsubscribe 📋Chrome11/17/20202130
api.Counter Safari10/26/20076901
api.Counter.identifier Safari10/26/20076901
api.Counter.listStyle Safari10/26/20076901
api.Counter.separator Safari10/26/20076901
api.Credential.isConditionalMediationAvailable_static 📋Safari9/12/20221466
api.CredentialsContainer.create.publicKey_option.extensions.credProps 📋Chrome3/2/20212025
api.CredentialsContainer.create.publicKey_option.extensions.credProtect Chrome7/30/20192606
api.CredentialsContainer.create.publicKey_option.extensions.largeBlob 📋Chrome5/2/20231234
api.CredentialsContainer.create.publicKey_option.extensions.minPinLength Chrome2/1/20221689
api.CredentialsContainer.create.publicKey_option.extensions.payment 📋Chrome10/19/20211794
api.CredentialsContainer.create.publicKey_option.requireResidentKey 📋Chrome3/2/20212025
api.CredentialsContainer.create.publicKey_option.residentKey 📋Chrome3/2/20212025
api.CredentialsContainer.get.identity_option 📋Chrome11/29/20221388
api.CredentialsContainer.get.identity_option.context_option 📋Chrome8/15/20231129
api.CredentialsContainer.get.identity_option.error_api Chrome12/5/20231017
api.CredentialsContainer.get.identity_option.loginHint 📋Chrome8/15/20231129
api.CredentialsContainer.get.otp_option 📋Chrome8/31/20211843
api.CredentialsContainer.get.publicKey_option.extensions.largeBlob 📋Chrome5/2/20231234
api.CropTarget 📋Chrome8/2/20221507
api.CropTarget.fromElement_static 📋Chrome8/2/20221507
api.CustomElementRegistry.builtin_element_support Chrome5/29/20183033
api.CustomElementRegistry.define.disabledFeatures_static_property Chrome9/10/20192564
api.DOMError Chrome7/16/20144446
api.DOMError.message Chrome7/16/20144446
api.DOMError.name Chrome7/16/20144446
api.DOMException.serializable_object 📋Chrome9/10/20192564
api.DataCue 📋Safari9/19/20173285
api.DataCue.DataCue 📋Safari9/19/20173285
api.DataCue.type 📋Safari9/19/20173285
api.DataCue.value 📋Safari9/19/20173285
api.DataTransfer.addElement Firefox6/30/20096288
api.DataTransfer.mozCursor Firefox6/30/20096288
api.DataTransfer.mozSourceNode Firefox3/22/20115658
api.DataTransfer.mozUserCancelled Firefox6/30/20096288
api.DataTransferItem.getAsFileSystemHandle 📋Edge10/9/20202169
api.DedicatedWorkerGlobalScope.rtctransform_event 📋Safari3/14/20221648
api.DelegatedInkTrailPresenter 📋Edge9/2/20211841
api.DelegatedInkTrailPresenter.presentationArea 📋Edge9/2/20211841
api.DelegatedInkTrailPresenter.updateInkTrailStartPoint 📋Edge9/2/20211841
api.DeprecationReportBody 📋Chrome9/4/20182935
Firefox: Not supported in workers
api.DeprecationReportBody.anticipatedRemoval 📋Chrome9/4/20182935
api.DeprecationReportBody.columnNumber 📋Chrome9/4/20182935
api.DeprecationReportBody.id 📋Chrome9/4/20182935
api.DeprecationReportBody.lineNumber 📋Chrome9/4/20182935
api.DeprecationReportBody.message 📋Chrome9/4/20182935
api.DeprecationReportBody.sourceFile 📋Chrome9/4/20182935
api.DeprecationReportBody.toJSON 📋Chrome9/4/20182935
api.DeviceMotionEvent.DeviceMotionEvent 📋Firefox4/29/20144524
api.DeviceMotionEventAcceleration 📋Firefox8/16/20115511
api.DeviceMotionEventAcceleration.x 📋Firefox8/16/20115511
api.DeviceMotionEventAcceleration.y 📋Firefox8/16/20115511
api.DeviceMotionEventAcceleration.z 📋Firefox8/16/20115511
api.DeviceMotionEventRotationRate 📋Firefox8/16/20115511
api.DeviceMotionEventRotationRate.alpha 📋Firefox8/16/20115511
api.DeviceMotionEventRotationRate.beta 📋Firefox8/16/20115511
api.DeviceMotionEventRotationRate.gamma 📋Firefox8/16/20115511
api.DeviceOrientationEvent.DeviceOrientationEvent 📋Firefox11/20/20125049
api.DevicePosture 📋Chrome1/14/2025611
api.DevicePosture.change_event 📋Chrome1/14/2025611
api.DevicePosture.type 📋Chrome1/14/2025611
api.Directory Firefox6/10/20144482
api.Directory.getFiles Firefox8/2/20163698
api.Directory.getFilesAndDirectories Firefox11/3/20153971
api.Directory.name Firefox6/10/20144482
api.Directory.path Firefox11/3/20153971
api.DirectoryEntrySync Chrome8/2/20115525
api.DirectoryReaderSync Chrome8/2/20115525
api.Document.afterscriptexecute_event Firefox12/20/20115385
api.Document.beforescriptexecute_event Firefox12/20/20115385
api.Document.browsingTopics Chrome7/18/20231157
api.Document.caretPositionFromPoint 📋Firefox4/2/20134916
api.Document.caretPositionFromPoint.options_parameter Chrome8/20/2024758
api.Document.caretRangeFromPoint Chrome1/25/20106079
api.Document.createElement.options_parameter Firefox11/15/20163593
Chrome: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Chrome Android: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Edge: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Firefox: Firefox accepts a string instead of an object here, but only from version 51 onwards. In version 50, options must be an object.Firefox for Android: Firefox for Android accepts a string instead of an object here, but only from version 51 onwards. In version 50, options must be an object.Quest Browser: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Opera: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Opera Android: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Samsung Internet: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.WebView Android: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.
api.Document.createElementNS.options_parameter Firefox11/15/20163593
Chrome: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Chrome Android: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Edge: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Firefox: Firefox accepts a string instead of an object here, but only from version 51 onwards. In version 50, options must be an object.Firefox for Android: Firefox for Android accepts a string instead of an object here, but only from version 51 onwards. In version 50, options must be an object.Quest Browser: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Opera: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Opera Android: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.Samsung Internet: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.WebView Android: For backwards compatibility, the options parameter can be an object or a string with the custom element tag name, although the string version is deprecated.
api.Document.enableStyleSheetsForSet Firefox6/17/20086666
api.Document.execCommand.defaultParagraphSeparator Firefox8/8/20173327
api.Document.execCommand.insertBrOnReturn Firefox11/29/20057597
api.Document.exitPictureInPicture 📋Chrome9/4/20182935
api.Document.featurePolicy Chrome4/23/20192704
api.Document.fragmentDirective 📋Edge10/9/20202169
api.Document.freeze_event 📋Chrome7/24/20182977
api.Document.getBoxQuads 📋Firefox7/22/20144440
api.Document.hasPrivateToken 📋Chrome9/12/20231101
api.Document.hasRedemptionRecord 📋Chrome9/12/20231101
api.Document.hasUnpartitionedCookieAccess 📋Chrome5/14/2024856
api.Document.lastStyleSheetSet Firefox6/17/20086666
api.Document.moveBefore Chrome2/4/2025590
api.Document.mozSetImageElement Firefox3/22/20115658
api.Document.pictureInPictureElement 📋Chrome9/4/20182935
api.Document.pictureInPictureEnabled 📋Chrome9/4/20182935
api.Document.preferredStyleSheetSet Firefox6/17/20086666
api.Document.prerendering 📋Chrome11/29/20221388
api.Document.prerenderingchange_event 📋Chrome11/29/20221388
api.Document.releaseCapture Firefox3/22/20115658
api.Document.requestStorageAccess.types_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_BroadcastChannel_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_SharedWorker_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_all_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_caches_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_cookies_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_createObjectURL_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_estimate_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_getDirectory_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_indexedDB_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_localStorage_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_locks_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_revokeObjectURL_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccess.types_parameter.types_sessionStorage_parameter 📋Chrome5/14/2024856
api.Document.requestStorageAccessFor 📋Chrome10/31/20231052
Chrome: Requires the calling top-level page and the embedded document (that the storage access is being requested for) to be part of the same related website set.Chrome Android: Requires the calling top-level page and the embedded document (that the storage access is being requested for) to be part of the same related website set.Edge: Requires the calling top-level page and the embedded document (that the storage access is being requested for) to be part of the same related website set.Opera: Requires the calling top-level page and the embedded document (that the storage access is being requested for) to be part of the same related website set.Opera Android: Requires the calling top-level page and the embedded document (that the storage access is being requested for) to be part of the same related website set.Samsung Internet: Requires the calling top-level page and the embedded document (that the storage access is being requested for) to be part of the same related website set.
api.Document.resume_event 📋Chrome7/24/20182977
api.Document.scrollend_event 📋Firefox1/17/20231339
api.Document.scrollsnapchange_event 📋Chrome9/17/2024730
api.Document.scrollsnapchanging_event 📋Chrome9/17/2024730
api.Document.selectedStyleSheetSet Firefox6/17/20086666
api.Document.startViewTransition 📋Chrome3/7/20231290
api.Document.styleSheetSets Firefox6/17/20086666
api.Document.wasDiscarded 📋Chrome7/24/20182977
api.Document.xmlEncoding 📋Safari10/26/20076901
api.Document.xmlStandalone 📋Safari10/26/20076901
api.Document.xmlVersion 📋Safari10/26/20076901
api.DocumentFragment.moveBefore Chrome2/4/2025590
api.DocumentPictureInPicture 📋Chrome8/15/20231129
api.DocumentPictureInPicture.enter_event 📋Chrome8/15/20231129
api.DocumentPictureInPicture.requestWindow 📋Chrome8/15/20231129
api.DocumentPictureInPicture.requestWindow.option_disallowReturnToOpener 📋Chrome4/16/2024884
api.DocumentPictureInPicture.requestWindow.option_preferInitialWindowPlacement 📋Chrome10/15/2024702
api.DocumentPictureInPicture.window 📋Chrome8/15/20231129
api.DocumentPictureInPictureEvent 📋Chrome8/15/20231129
api.DocumentPictureInPictureEvent.DocumentPictureInPictureEvent 📋Chrome8/15/20231129
api.DocumentPictureInPictureEvent.window 📋Chrome8/15/20231129
api.EXT_disjoint_timer_query 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.beginQueryEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.createQueryEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.deleteQueryEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.endQueryEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.getQueryEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.getQueryObjectEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.isQueryEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query.queryCounterEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.EXT_disjoint_timer_query_webgl2 Chrome10/16/20182893
api.EXT_disjoint_timer_query_webgl2.queryCounterEXT Chrome10/16/20182893
api.EXT_frag_depth 📋Chrome10/7/20144363
api.EXT_shader_texture_lod 📋Chrome10/7/20144363
api.EXT_texture_norm16 📋Chrome11/17/20202130
api.EditContext 📋Chrome1/23/2024968
api.EditContext.EditContext 📋Chrome1/23/2024968
api.EditContext.attachedElements 📋Chrome1/23/2024968
api.EditContext.characterBounds 📋Chrome1/23/2024968
api.EditContext.characterBoundsRangeStart 📋Chrome1/23/2024968
api.EditContext.characterboundsupdate_event 📋Chrome1/23/2024968
api.EditContext.compositionend_event 📋Chrome1/23/2024968
api.EditContext.compositionstart_event 📋Chrome1/23/2024968
api.EditContext.selectionEnd 📋Chrome1/23/2024968
api.EditContext.selectionStart 📋Chrome1/23/2024968
api.EditContext.text 📋Chrome1/23/2024968
api.EditContext.textformatupdate_event 📋Chrome1/23/2024968
api.EditContext.textupdate_event 📋Chrome1/23/2024968
api.EditContext.updateCharacterBounds 📋Chrome1/23/2024968
api.EditContext.updateControlBounds 📋Chrome1/23/2024968
api.EditContext.updateSelection 📋Chrome1/23/2024968
api.EditContext.updateSelectionBounds 📋Chrome1/23/2024968
api.EditContext.updateText 📋Chrome1/23/2024968
api.Element.DOMMouseScroll_event Firefox11/9/20047982
api.Element.MozMousePixelScroll_event Firefox8/16/20115511
api.Element.afterscriptexecute_event Firefox10/24/20067268
api.Element.animate.options_iterationComposite_parameter 📋Firefox8/25/20202214
api.Element.animate.options_rangeEnd_parameter 📋Chrome7/18/20231157
api.Element.animate.options_rangeStart_parameter 📋Chrome7/18/20231157
api.Element.animate.options_timeline_parameter 📋Chrome8/25/20202214
api.Element.ariaActiveDescendantElement 📋Safari3/27/20231270
api.Element.ariaColIndexText 📋Firefox10/24/20231059
api.Element.ariaControlsElements 📋Safari3/27/20231270
api.Element.ariaDescribedByElements 📋Safari3/27/20231270
api.Element.ariaDetailsElements 📋Safari3/27/20231270
api.Element.ariaErrorMessageElements 📋Safari3/27/20231270
api.Element.ariaFlowToElements 📋Safari3/27/20231270
api.Element.ariaLabelledByElements 📋Safari3/27/20231270
api.Element.ariaOwnsElements 📋Safari3/27/20231270
api.Element.ariaRowIndexText 📋Firefox10/24/20231059
api.Element.attachShadow.options_serializable_parameter 📋Chrome5/14/2024856
api.Element.auxclick_event.type_pointerevent Chrome7/20/20211885
api.Element.beforematch_event 📋Chrome5/24/20221577
api.Element.beforescriptexecute_event Firefox10/24/20067268
api.Element.beforexrselect_event 📋Chrome5/19/20202312
api.Element.click_event.type_pointerevent Chrome7/20/20211885
api.Element.computedStyleMap 📋Chrome4/17/20183075
api.Element.contextmenu_event.type_pointerevent Chrome7/20/20211885
api.Element.currentCSSZoom 📋Firefox5/14/2024856
api.Element.elementTiming 📋Chrome9/10/20192564
api.Element.getBoxQuads 📋Firefox7/22/20144440
api.Element.mousewheel_event Safari10/26/20076901
api.Element.moveBefore Chrome2/4/2025590
api.Element.pointerrawupdate_event 📋Chrome9/10/20192564
api.Element.requestFullscreen.options_navigationUI_parameter 📋Chrome12/4/20182844
api.Element.requestFullscreen.options_screen_parameter 📋Chrome3/29/20221633
api.Element.requestPointerLock.options_unadjustedMovement_parameter Chrome1/19/20212067
Chrome: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.Chrome Android: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.Edge: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.Quest Browser: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.Opera: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.Opera Android: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.Samsung Internet: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.WebView Android: Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux.
api.Element.scrollIntoViewIfNeeded Safari10/26/20076901
api.Element.scrollLeftMax Firefox10/9/20125091
api.Element.scrollTopMax Firefox10/9/20125091
api.Element.scrollend_event 📋Firefox1/17/20231339
api.Element.scrollsnapchange_event 📋Chrome9/17/2024730
api.Element.scrollsnapchanging_event 📋Chrome9/17/2024730
api.Element.setCapture Firefox3/22/20115658
Internet Explorer: The retargetToElement parameter to Element.setCapture() was introduced in Internet Explorer 5.5.
api.Element.touchcancel_event 📋Chrome9/25/20125105
api.Element.touchend_event 📋Chrome9/25/20125105
api.Element.touchmove_event 📋Chrome9/25/20125105
api.Element.touchstart_event 📋Chrome9/25/20125105
api.Element.webkitmouseforcechanged_event Safari9/30/20154005
api.Element.webkitmouseforcedown_event Safari9/30/20154005
api.Element.webkitmouseforceup_event Safari9/30/20154005
api.Element.webkitmouseforcewillbegin_event Safari9/30/20154005
api.ElementInternals.ariaActiveDescendantElement 📋Safari3/27/20231270
api.ElementInternals.ariaColIndexText 📋Firefox10/24/20231059
api.ElementInternals.ariaControlsElements 📋Safari3/27/20231270
api.ElementInternals.ariaDescribedByElements 📋Safari3/27/20231270
api.ElementInternals.ariaDescription 📋Chrome5/19/20202312
api.ElementInternals.ariaDetailsElements 📋Safari3/27/20231270
api.ElementInternals.ariaErrorMessageElements 📋Safari3/27/20231270
api.ElementInternals.ariaFlowToElements 📋Safari3/27/20231270
api.ElementInternals.ariaLabelledByElements 📋Safari3/27/20231270
api.ElementInternals.ariaOwnsElements 📋Safari3/27/20231270
api.ElementInternals.ariaRowIndexText 📋Firefox10/24/20231059
api.EncodedAudioChunk 📋Chrome9/21/20211822
api.EncodedAudioChunk.EncodedAudioChunk 📋Chrome9/21/20211822
api.EncodedAudioChunk.byteLength 📋Chrome9/21/20211822
api.EncodedAudioChunk.copyTo 📋Chrome9/21/20211822
api.EncodedAudioChunk.duration 📋Chrome9/21/20211822
api.EncodedAudioChunk.timestamp 📋Chrome9/21/20211822
api.EncodedAudioChunk.type 📋Chrome9/21/20211822
api.EntrySync Chrome8/2/20115525
api.Event.explicitOriginalTarget Firefox11/29/20057597
api.Event.originalTarget Firefox11/29/20057597
api.EventCounts 📋Chrome8/25/20202214
api.EventCounts.@@iterator Chrome8/25/20202214
api.EventCounts.entries Chrome8/25/20202214
api.EventCounts.forEach Chrome8/25/20202214
api.EventCounts.get Chrome8/25/20202214
api.EventCounts.has Chrome8/25/20202214
api.EventCounts.keys Chrome8/25/20202214
api.EventCounts.size Chrome8/25/20202214
api.EventCounts.values Chrome8/25/20202214
api.EventTarget.addEventListener.options_parameter.options_passive_parameter_default_true_wheel Chrome3/12/20192746
api.ExtendableCookieChangeEvent 📋Chrome11/17/20202130
api.ExtendableCookieChangeEvent.ExtendableCookieChangeEvent 📋Chrome11/17/20202130
api.ExtendableCookieChangeEvent.changed 📋Chrome11/17/20202130
api.ExtendableCookieChangeEvent.changed.partitioned_property 📋Chrome5/30/20231206
api.ExtendableCookieChangeEvent.deleted 📋Chrome11/17/20202130
api.ExtendableCookieChangeEvent.deleted.partitioned_property 📋Chrome5/30/20231206
api.External 📋Firefox10/24/20067268
api.External.AddSearchProvider 📋Firefox10/24/20067268
Firefox: From Firefox 78 this function does nothing, as the specification requires.
api.External.IsSearchProviderInstalled 📋Firefox10/24/20067268
api.EyeDropper 📋Chrome10/19/20211794
api.EyeDropper.EyeDropper 📋Chrome10/19/20211794
api.EyeDropper.open 📋Chrome10/19/20211794
api.EyeDropper.secure_context_required Chrome11/15/20211767
api.FeaturePolicy Firefox1/29/20192788
api.FeaturePolicy.allowedFeatures Firefox1/29/20192788
api.FeaturePolicy.allowsFeature Firefox1/29/20192788
api.FeaturePolicy.features Chrome4/23/20192704
api.FeaturePolicy.getAllowlistForFeature Firefox1/29/20192788
api.FederatedCredential 📋Chrome5/25/20163767
api.FederatedCredential.FederatedCredential 📋Chrome5/25/20163767
api.FederatedCredential.iconURL Chrome5/25/20163767
api.FederatedCredential.name Chrome5/25/20163767
api.FederatedCredential.protocol 📋Chrome5/25/20163767
api.FederatedCredential.provider 📋Chrome5/25/20163767
api.Fence 📋Chrome7/18/20231157
api.Fence.getNestedConfigs 📋Chrome7/18/20231157
api.Fence.reportEvent 📋Chrome7/18/20231157
api.Fence.setReportEventDataForAutomaticBeacons 📋Chrome7/18/20231157
api.Fence.setReportEventDataForAutomaticBeacons.start_commit_eventType Chrome12/5/20231017
Chrome: Previously only a single eventType was available, reserved.top_navigation, but this has been replaced by the new values.Chrome Android: Previously only a single eventType was available, reserved.top_navigation, but this has been replaced by the new values.Edge: Previously only a single eventType was available, reserved.top_navigation, but this has been replaced by the new values.Opera: Previously only a single eventType was available, reserved.top_navigation, but this has been replaced by the new values.Opera Android: Previously only a single eventType was available, reserved.top_navigation, but this has been replaced by the new values.Samsung Internet: Previously only a single eventType was available, reserved.top_navigation, but this has been replaced by the new values.WebView Android: Previously only a single eventType was available, reserved.top_navigation, but this has been replaced by the new values.
api.FencedFrameConfig 📋Chrome7/18/20231157
api.FencedFrameConfig.setSharedStorageContext 📋Chrome7/18/20231157
api.FetchEvent.isReload Chrome1/21/20154257
Chrome: May be removed in a future release, see bug 40487736.Chrome Android: May be removed in a future release, see bug 40487736.Quest Browser: May be removed in a future release, see bug 40487736.
api.FetchEvent.respondWith.networkerror_on_same-origin_cors Firefox3/13/20183110
api.FetchEvent.respondWith.resource_url Firefox3/13/20183110
api.File.lastModifiedDate Chrome8/2/20115525
api.FileEntrySync Chrome8/2/20115525
api.FileSystemDirectoryEntry.removeRecursively Chrome12/2/20105768
Firefox: While the removeRecursively() method existed, it immediately called the error callback with NS_ERROR_DOM_SECURITY_ERR.Firefox for Android: While the removeRecursively() method existed, it immediately called the error callback with NS_ERROR_DOM_SECURITY_ERR.
api.FileSystemEntry.copyTo Chrome12/2/20105768
api.FileSystemEntry.getMetadata Chrome12/2/20105768
api.FileSystemEntry.moveTo Chrome12/2/20105768
api.FileSystemEntry.remove Chrome12/2/20105768
api.FileSystemEntry.toURL Chrome12/2/20105768
api.FileSystemFileEntry.createWriter Chrome12/2/20105768
Firefox: While the createWriter() method existed, it immediately called errorCallback with the NS_ERROR_DOM_SECURITY_ERR error.Firefox for Android: While the createWriter() method existed, it immediately called errorCallback with the NS_ERROR_DOM_SECURITY_ERR error.
api.FileSystemFileHandle.createSyncAccessHandle.mode Chrome1/23/2024968
api.FileSystemFileHandle.createWritable 📋Edge10/9/20202169
api.FileSystemFileHandle.createWritable.mode Chrome1/23/2024968
api.FileSystemHandle.move Safari12/13/20211739
api.FileSystemHandle.queryPermission 📋Edge10/9/20202169
api.FileSystemHandle.remove Chrome2/7/20231318
api.FileSystemHandle.requestPermission 📋Edge10/9/20202169
api.FileSystemObserver Chrome2/4/2025590
api.FileSystemObserver.FileSystemObserver Chrome2/4/2025590
api.FileSystemObserver.disconnect Chrome2/4/2025590
api.FileSystemObserver.observe Chrome2/4/2025590
api.FileSystemSync Chrome8/2/20115525
api.FileSystemSync.name Chrome8/2/20115525
api.FileSystemSync.root Chrome8/2/20115525
api.FileSystemWritableFileStream 📋Edge10/9/20202169
api.FileSystemWritableFileStream.seek 📋Edge10/9/20202169
api.FileSystemWritableFileStream.truncate 📋Edge10/9/20202169
api.FileSystemWritableFileStream.write 📋Edge10/9/20202169
api.FontData 📋Chrome6/21/20221549
api.FontData.blob 📋Chrome6/21/20221549
api.FontData.family 📋Chrome6/21/20221549
api.FontData.fullName 📋Chrome6/21/20221549
api.FontData.postscriptName 📋Chrome6/21/20221549
api.FontData.style 📋Chrome6/21/20221549
api.FontFace.ascentOverride 📋Chrome11/17/20202130
api.FontFace.descentOverride 📋Chrome11/17/20202130
api.FontFace.lineGapOverride 📋Chrome11/17/20202130
api.FontFace.variant Chrome5/20/20144503
api.FontFace.variationSettings 📋Firefox9/5/20182934
api.FontFace.worker_support Chrome9/4/20182935
api.FontFaceSet.FontFaceSet Safari9/20/20163649
Safari: Will be removed, see bug 276794Safari on iOS: Will be removed, see bug 276794WebView on iOS: Will be removed, see bug 276794
api.FontFaceSet.worker_support Chrome9/4/20182935
api.FontFaceSetLoadEvent 📋Chrome5/20/20144503
api.FontFaceSetLoadEvent.FontFaceSetLoadEvent 📋Firefox9/22/20154013
api.FontFaceSetLoadEvent.fontfaces 📋Chrome5/20/20144503
api.FontFaceSetLoadEvent.worker_support Firefox9/20/20221458
api.FragmentDirective 📋Chrome4/7/20202354
api.GPU 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPU.getPreferredCanvasFormat 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPU.requestAdapter 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPU.requestAdapter.discrete_adapter_default_ac Chrome7/18/20231157
Chrome: Currently supported on dual GPU macOS devices only.Edge: Currently supported on dual GPU macOS devices only.Opera: Currently supported on dual GPU macOS devices only.
api.GPU.wgslLanguageFeatures 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapter 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapter.features 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapter.info 📋Chrome7/23/2024786
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapter.isFallbackAdapter 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapter.limits 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapter.requestDevice 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapter.requestDevice.lost_device_on_duplicate Chrome8/15/20231129
api.GPUAdapterInfo 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapterInfo.architecture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapterInfo.description 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapterInfo.device 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUAdapterInfo.vendor 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBindGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBindGroup.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBindGroupLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBindGroupLayout.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.destroy 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.getMappedRange 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.mapAsync 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.mapState 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.size 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.unmap 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUBuffer.usage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCanvasContext 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCanvasContext.canvas 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCanvasContext.configure 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome: The rgba8unorm format is currently not supported on macOS. See bug 40823053.Edge: Currently supported on ChromeOS, macOS, and Windows only.Edge: The rgba8unorm format is currently not supported on macOS. See bug 40823053.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera: The rgba8unorm format is currently not supported on macOS. See bug 40823053.
api.GPUCanvasContext.configure.toneMapping 📋Chrome9/17/2024730
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCanvasContext.getConfiguration 📋Chrome11/12/2024674
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCanvasContext.getCurrentTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCanvasContext.unconfigure 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandBuffer.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.beginComputePass 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.beginComputePass.timestampWrites 📋Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.beginRenderPass 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.beginRenderPass.depthSlice_option 📋Chrome5/14/2024856
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.beginRenderPass.separate_depth_stencil_read-only Chrome3/19/2024912
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.beginRenderPass.timestampWrites 📋Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.clearBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.copyBufferToBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.copyBufferToTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.copyTextureToBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.copyTextureToTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.finish 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.insertDebugMarker 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.popDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.pushDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCommandEncoder.resolveQuerySet 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationInfo 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationInfo.messages 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationMessage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationMessage.length 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationMessage.lineNum 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationMessage.linePos 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationMessage.message 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationMessage.offset 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUCompilationMessage.type 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.dispatchWorkgroups 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.dispatchWorkgroupsIndirect 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.end 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.insertDebugMarker 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.popDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.pushDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.setBindGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.setBindGroup.unset_bind_group Chrome9/12/20231101
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.setPipeline 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePassEncoder.writeTimestamp Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePipeline 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePipeline.getBindGroupLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUComputePipeline.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.adapterInfo 📋Chrome1/14/2025611
api.GPUDevice.createBindGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createBindGroupLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createBindGroupLayout.storageTexture_access_read-write_read-only 📋Chrome4/16/2024884
api.GPUDevice.createBindGroupLayout.texture_rgb10a2uint 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createCommandEncoder 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createComputePipeline 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createComputePipeline.optional_entryPoint Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.Samsung Internet: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createComputePipelineAsync 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createComputePipelineAsync.optional_entryPoint Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.Samsung Internet: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createPipelineLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createQuerySet 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createQuerySet.timestamp 📋Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderBundleEncoder 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipeline 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipeline.dual-source-blending 📋Chrome10/15/2024702
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipeline.optional_depthcompare_depthwriteenabled Chrome12/5/20231017
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipeline.optional_entryPoint Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.Samsung Internet: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipeline.texture_rgb10a2uint 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipeline.validates_depth_bias_for_line_and_point_topologies Chrome11/12/2024674
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipeline.vertex_unorm10-10-10-2 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipelineAsync 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipelineAsync.dual-source-blending 📋Chrome10/15/2024702
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipelineAsync.optional_depthcompare_depthwriteenabled Chrome12/5/20231017
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipelineAsync.optional_entryPoint Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.Samsung Internet: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipelineAsync.texture_rgb10a2uint 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipelineAsync.validates_depth_bias_for_line_and_point_topologies Chrome11/12/2024674
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createRenderPipelineAsync.vertex_unorm10-10-10-2 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createSampler 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createShaderModule 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.createTexture.texture_rgb10a2uint 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.destroy 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.features 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.importExternalTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.importExternalTexture.color_space_display-p3 Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.importExternalTexture.videoframe_source Chrome8/15/20231129
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.limits 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.lost 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.popErrorScope 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.pushErrorScope 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.queue 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDevice.uncapturederror_event 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDeviceLostInfo 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDeviceLostInfo.message 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUDeviceLostInfo.reason 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUError.message 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUExternalTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUExternalTexture.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUInternalError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUInternalError.GPUInternalError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUOutOfMemoryError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUOutOfMemoryError.GPUOutOfMemoryError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUPipelineError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUPipelineError.GPUPipelineError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUPipelineError.GPUPipelineError.message_optional Chrome5/2/20231234
api.GPUPipelineError.reason 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUPipelineLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUPipelineLayout.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQuerySet 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQuerySet.count 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQuerySet.destroy 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQuerySet.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQuerySet.type 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQuerySet.type.timestamp 📋Chrome1/23/2024968
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue.copyExternalImageToTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue.copyExternalImageToTexture.htmlimageelement_imagedata_source Chrome10/10/20231073
api.GPUQueue.copyExternalImageToTexture.videoframe_source Chrome8/15/20231129
api.GPUQueue.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue.onSubmittedWorkDone 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue.submit 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue.submit.validates_command_buffer_uniqueness Chrome6/11/2024828
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue.writeBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUQueue.writeTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundle 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundle.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.draw 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.drawIndexed 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.drawIndexedIndirect 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.drawIndirect 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.finish 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.insertDebugMarker 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.popDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.pushDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.setBindGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.setBindGroup.unset_bind_group Chrome9/12/20231101
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.setIndexBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.setPipeline 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.setVertexBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderBundleEncoder.setVertexBuffer.unset_vertex_buffer Chrome9/12/20231101
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.beginOcclusionQuery 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.draw 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.drawIndexed 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.drawIndexedIndirect 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.drawIndirect 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.end 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.endOcclusionQuery 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.executeBundles 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.insertDebugMarker 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.popDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.pushDebugGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setBindGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setBindGroup.unset_bind_group Chrome9/12/20231101
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setBlendConstant 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setIndexBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setPipeline 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setScissorRect 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setStencilReference 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setVertexBuffer 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setVertexBuffer.unset_vertex_buffer Chrome9/12/20231101
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.setViewport 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPassEncoder.writeTimestamp Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPipeline 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPipeline.getBindGroupLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPURenderPipeline.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSampler 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSampler.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUShaderModule 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUShaderModule.getCompilationInfo 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUShaderModule.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedFeatures 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedFeatures.@@iterator 📋Chrome5/2/20231234
api.GPUSupportedFeatures.entries 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_bgra8unorm-storage 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_clip-distances 📋Chrome11/12/2024674
api.GPUSupportedFeatures.feature_depth-clip-control 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_depth32float-stencil8 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_dual-source-blending 📋Chrome10/15/2024702
api.GPUSupportedFeatures.feature_float32-filterable 📋Chrome10/31/20231052
api.GPUSupportedFeatures.feature_indirect-first-instance 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_rg11b10ufloat-renderable 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_shader-f16 📋Chrome12/5/20231017
api.GPUSupportedFeatures.feature_texture-compression-astc 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_texture-compression-bc 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_texture-compression-etc2 📋Chrome5/2/20231234
api.GPUSupportedFeatures.feature_timestamp-query 📋Chrome1/23/2024968
api.GPUSupportedFeatures.forEach 📋Chrome5/2/20231234
api.GPUSupportedFeatures.has 📋Chrome5/2/20231234
api.GPUSupportedFeatures.keys 📋Chrome5/2/20231234
api.GPUSupportedFeatures.size 📋Chrome5/2/20231234
api.GPUSupportedFeatures.values 📋Chrome5/2/20231234
api.GPUSupportedLimits 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxBindGroups 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxBindGroupsPlusVertexBuffers 📋Chrome12/5/20231017
api.GPUSupportedLimits.maxBindingsPerBindGroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxBufferSize 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxColorAttachmentBytesPerSample 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxColorAttachments 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxComputeInvocationsPerWorkgroup 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxComputeWorkgroupSizeX 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxComputeWorkgroupSizeY 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxComputeWorkgroupSizeZ 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxComputeWorkgroupStorageSize 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxComputeWorkgroupsPerDimension 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxDynamicStorageBuffersPerPipelineLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxDynamicUniformBuffersPerPipelineLayout 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxInterStageShaderComponents Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxInterStageShaderVariables 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxSampledTexturesPerShaderStage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxSamplersPerShaderStage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxStorageBufferBindingSize 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxStorageBuffersPerShaderStage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxStorageTexturesPerShaderStage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxTextureArrayLayers 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxTextureDimension1D 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxTextureDimension2D 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxTextureDimension3D 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxUniformBufferBindingSize 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxUniformBuffersPerShaderStage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxVertexAttributes 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxVertexBufferArrayStride 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.maxVertexBuffers 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.minStorageBufferOffsetAlignment 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUSupportedLimits.minUniformBufferOffsetAlignment 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.createView 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.createView.texture_rgb10a2uint 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.depthOrArrayLayers 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.destroy 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.dimension 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.format 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.format.texture_rgb10a2uint 📋Chrome10/31/20231052
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.height 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.mipLevelCount 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.sampleCount 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.usage 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTexture.width 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTextureView 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUTextureView.label 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUUncapturedErrorEvent 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUUncapturedErrorEvent.GPUUncapturedErrorEvent 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUUncapturedErrorEvent.error 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUValidationError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.GPUValidationError.GPUValidationError 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.Gamepad.displayId Firefox3/8/20221654
Chrome Android: Currently supported only by Google Daydream.Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Quest Browser: Currently supported only by Google Daydream.Opera Android: Currently supported only by Google Daydream.Samsung Internet: Currently supported only by Google Daydream.
api.Gamepad.hand 📋Firefox8/8/20173327
api.Gamepad.hapticActuators 📋Firefox8/8/20173327
api.Gamepad.pose 📋Firefox8/8/20173327
api.Gamepad.secure_context_required Edge10/9/20202169
api.Gamepad.vibrationActuator 📋Chrome7/24/20182977
api.GamepadButton.secure_context_required Edge10/9/20202169
api.GamepadButton.touched 📋Edge4/5/20173452
api.GamepadEvent.secure_context_required Edge10/9/20202169
api.GamepadHapticActuator.canPlayEffectType Safari3/27/20231270
api.GamepadHapticActuator.effects 📋Chrome6/11/2024828
api.GamepadHapticActuator.effects.type_trigger-rumble 📋Chrome6/11/2024828
api.GamepadHapticActuator.playEffect 📋Edge4/5/20173452
api.GamepadHapticActuator.playEffect.params_leftTrigger_parameter 📋Chrome6/11/2024828
api.GamepadHapticActuator.playEffect.params_rightTrigger_parameter 📋Chrome6/11/2024828
api.GamepadHapticActuator.playEffect.type_trigger-rumble 📋Chrome6/11/2024828
api.GamepadHapticActuator.pulse 📋Firefox8/8/20173327
api.GamepadHapticActuator.reset 📋Edge4/5/20173452
api.GamepadHapticActuator.secure_context_required Edge10/9/20202169
api.GamepadPose 📋Firefox8/8/20173327
api.GamepadPose.angularAcceleration 📋Firefox8/8/20173327
api.GamepadPose.angularVelocity 📋Firefox8/8/20173327
api.GamepadPose.hasOrientation 📋Firefox8/8/20173327
api.GamepadPose.hasPosition 📋Firefox8/8/20173327
api.GamepadPose.linearAcceleration 📋Firefox8/8/20173327
api.GamepadPose.linearVelocity 📋Firefox8/8/20173327
api.GamepadPose.orientation 📋Firefox8/8/20173327
api.GamepadPose.position 📋Firefox8/8/20173327
api.GamepadPose.secure_context_required Firefox8/10/20211864
api.GestureEvent Safari9/30/20154005
api.GestureEvent.altKey Safari9/30/20154005
api.GestureEvent.clientX Safari9/30/20154005
api.GestureEvent.clientY Safari9/30/20154005
api.GestureEvent.ctrlKey Safari9/30/20154005
api.GestureEvent.initGestureEvent Safari9/30/20154005
api.GestureEvent.metaKey Safari9/30/20154005
api.GestureEvent.rotation Safari9/30/20154005
api.GestureEvent.scale Safari9/30/20154005
api.GestureEvent.screenX Safari9/30/20154005
api.GestureEvent.screenY Safari9/30/20154005
api.GestureEvent.shiftKey Safari9/30/20154005
api.GestureEvent.target Safari9/30/20154005
api.GravitySensor 📋Chrome5/25/20211941
api.GravitySensor.GravitySensor 📋Chrome5/25/20211941
api.Gyroscope 📋Chrome5/29/20183033
api.Gyroscope.Gyroscope 📋Chrome5/29/20183033
api.Gyroscope.x 📋Chrome5/29/20183033
api.Gyroscope.y 📋Chrome5/29/20183033
api.Gyroscope.z 📋Chrome5/29/20183033
api.HID 📋Chrome3/2/20212025
api.HID.connect_event 📋Chrome3/2/20212025
api.HID.disconnect_event 📋Chrome3/2/20212025
api.HID.getDevices 📋Chrome3/2/20212025
api.HID.requestDevice 📋Chrome3/2/20212025
api.HID.worker_support Chrome11/12/2024674
Chrome: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Chrome: WebExtension service workers only.Edge: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Edge: WebExtension service workers only.Opera: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Opera: WebExtension service workers only.
api.HIDConnectionEvent 📋Chrome3/2/20212025
api.HIDConnectionEvent.HIDConnectionEvent 📋Chrome3/2/20212025
api.HIDConnectionEvent.device 📋Chrome3/2/20212025
api.HIDConnectionEvent.worker_support Chrome11/12/2024674
Chrome: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Chrome: WebExtension service workers only.Edge: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Edge: WebExtension service workers only.Opera: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Opera: WebExtension service workers only.
api.HIDDevice 📋Chrome3/2/20212025
api.HIDDevice.close 📋Chrome3/2/20212025
api.HIDDevice.collections 📋Chrome3/2/20212025
api.HIDDevice.forget 📋Chrome3/29/20221633
api.HIDDevice.inputreport_event 📋Chrome3/2/20212025
api.HIDDevice.open 📋Chrome3/2/20212025
api.HIDDevice.opened 📋Chrome3/2/20212025
api.HIDDevice.productId 📋Chrome3/2/20212025
api.HIDDevice.productName 📋Chrome3/2/20212025
api.HIDDevice.receiveFeatureReport 📋Chrome3/2/20212025
api.HIDDevice.sendFeatureReport 📋Chrome3/2/20212025
api.HIDDevice.sendReport 📋Chrome3/2/20212025
api.HIDDevice.vendorId 📋Chrome3/2/20212025
api.HIDDevice.worker_support Chrome11/12/2024674
Chrome: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Chrome: WebExtension service workers only.Edge: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Edge: WebExtension service workers only.Opera: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Opera: WebExtension service workers only.
api.HIDInputReportEvent 📋Chrome3/2/20212025
api.HIDInputReportEvent.data 📋Chrome3/2/20212025
api.HIDInputReportEvent.device 📋Chrome3/2/20212025
api.HIDInputReportEvent.reportId 📋Chrome3/2/20212025
api.HIDInputReportEvent.worker_support Chrome11/12/2024674
Chrome: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Chrome: WebExtension service workers only.Edge: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Edge: WebExtension service workers only.Opera: Dedicated workers and WebExtension service workers, not shared workers and non-WebExtension service workers.Opera: WebExtension service workers only.
api.HMDVRDevice Firefox7/2/20154095
api.HMDVRDevice.getEyeParameters Firefox7/2/20154095
api.HMDVRDevice.setFieldOfView Firefox7/2/20154095
api.HTMLAnchorElement.attributionSourceId 📋Safari3/14/20221648
api.HTMLAnchorElement.attributionSrc 📋Chrome5/14/2024856
api.HTMLAnchorElement.hrefTranslate Chrome4/7/20202354
api.HTMLAnchorElement.referrerPolicy.no-referrer-when-downgrade Chrome7/20/20163711
api.HTMLAnchorElement.referrerPolicy.origin-when-cross-origin Chrome7/20/20163711
api.HTMLAnchorElement.referrerPolicy.unsafe-url Chrome7/20/20163711
api.HTMLAreaElement.attributionSrc 📋Chrome2/4/2025590
api.HTMLAreaElement.referrerPolicy.no-referrer-when-downgrade Chrome7/20/20163711
api.HTMLAreaElement.referrerPolicy.origin-when-cross-origin Chrome7/20/20163711
api.HTMLAreaElement.referrerPolicy.unsafe-url Chrome7/20/20163711
api.HTMLBaseElement.href.forbid_data_javascript_urls Safari12/11/20231011
api.HTMLCanvasElement.contextlost_event 📋Chrome2/1/20221689
api.HTMLCanvasElement.contextrestored_event 📋Chrome2/1/20221689
api.HTMLCanvasElement.getContext.2d_context.options_alpha_parameter 📋Chrome1/14/20144629
api.HTMLCanvasElement.getContext.2d_context.options_colorSpace_parameter 📋Chrome7/20/20211885
api.HTMLCanvasElement.getContext.2d_context.options_desynchronized_parameter 📋Edge1/15/20202437
Chrome: ChromeOS and WindowsChrome: ChromeOS only
api.HTMLCanvasElement.getContext.bitmaprenderer_context.options_alpha_parameter 📋Safari4/12/20183080
api.HTMLCanvasElement.getContext.webgl2_context.options_desynchronized_parameter 📋Edge1/15/20202437
Chrome: ChromeOS and WindowsChrome: ChromeOS only
api.HTMLCanvasElement.getContext.webgl_context.options_desynchronized_parameter 📋Edge1/15/20202437
Chrome: ChromeOS and WindowsChrome: ChromeOS only
api.HTMLCanvasElement.getContext.webgpu_context 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.HTMLCanvasElement.mozOpaque Firefox6/30/20096288
api.HTMLCanvasElement.mozPrintCallback Firefox1/8/20135000
api.HTMLCanvasElement.toBlob.type_parameter_webp Chrome4/13/20163809
api.HTMLCanvasElement.toDataURL.type_parameter_webp Chrome2/8/20125335
api.HTMLElement.accessKeyLabel 📋Firefox11/8/20115427
api.HTMLElement.attributeStyleMap 📋Chrome4/17/20183075
api.HTMLElement.autocapitalize 📋Chrome4/17/20183075
Chrome: Supported on HTMLInputElement and HTMLTextAreaElement only.Chrome Android: Supported on HTMLInputElement and HTMLTextAreaElement only.Opera: Supported on HTMLInputElement and HTMLTextAreaElement only.Opera Android: Supported on HTMLInputElement and HTMLTextAreaElement only.Safari on iOS: Supported on HTMLFormElement, HTMLInputElement, and HTMLTextAreaElement only.Samsung Internet: Supported on HTMLInputElement and HTMLTextAreaElement only.WebView Android: Supported on HTMLInputElement and HTMLTextAreaElement only.WebView on iOS: Supported on HTMLFormElement, HTMLInputElement, and HTMLTextAreaElement only.
api.HTMLElement.autocorrect 📋Safari4/26/20211970
api.HTMLElement.beforetoggle_event.dialog_elements 📋Firefox11/26/2024660
api.HTMLElement.contentEditable.plaintext-only Safari7/20/20115538
api.HTMLElement.dragexit_event Safari3/18/20086757
api.HTMLElement.editContext 📋Chrome1/23/2024968
api.HTMLElement.focus.options_focusVisible_parameter Firefox8/23/20221486
api.HTMLElement.inert.ignores_find_in_page 📋Firefox11/21/20231031
api.HTMLElement.toggle_event.dialog_elements 📋Firefox11/26/2024660
api.HTMLElement.virtualKeyboardPolicy 📋Chrome9/21/20211822
api.HTMLElement.writingSuggestions 📋Chrome4/16/2024884
api.HTMLFencedFrameElement 📋Chrome7/18/20231157
api.HTMLFencedFrameElement.allow 📋Chrome7/18/20231157
api.HTMLFencedFrameElement.config 📋Chrome7/18/20231157
api.HTMLFencedFrameElement.height 📋Chrome7/18/20231157
api.HTMLFencedFrameElement.sandbox 📋Chrome7/18/20231157
api.HTMLFencedFrameElement.width 📋Chrome7/18/20231157
api.HTMLIFrameElement.adAuctionHeaders 📋Chrome2/20/2024940
api.HTMLIFrameElement.allowPaymentRequest Edge4/5/20173452
api.HTMLIFrameElement.browsingTopics Chrome7/18/20231157
api.HTMLIFrameElement.credentialless 📋Chrome2/7/20231318
api.HTMLIFrameElement.csp 📋Chrome9/5/20173299
api.HTMLIFrameElement.featurePolicy Chrome4/23/20192704
api.HTMLIFrameElement.privateToken 📋Chrome9/12/20231101
api.HTMLIFrameElement.referrerPolicy.no-referrer-when-downgrade Chrome7/20/20163711
api.HTMLIFrameElement.referrerPolicy.origin-when-cross-origin Chrome7/20/20163711
api.HTMLIFrameElement.referrerPolicy.unsafe-url Chrome7/20/20163711
api.HTMLIFrameElement.sharedStorageWritable 📋Chrome4/16/2024884
api.HTMLImageElement.attributionSrc 📋Chrome5/14/2024856
api.HTMLImageElement.referrerPolicy.no-referrer-when-downgrade Chrome7/20/20163711
api.HTMLImageElement.referrerPolicy.origin-when-cross-origin Chrome7/20/20163711
api.HTMLImageElement.referrerPolicy.unsafe-url Chrome7/20/20163711
api.HTMLImageElement.sharedStorageWritable 📋Chrome4/16/2024884
api.HTMLImageElement.sizes.auto 📋Chrome6/11/2024828
api.HTMLInputElement.incremental Chrome3/8/20115672
api.HTMLInputElement.search_event Chrome12/11/20086489
api.HTMLInputElement.selectionchange_event 📋Firefox9/7/20211836
Chrome: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.Chrome Android: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.Edge: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.Quest Browser: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.Opera: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.Opera Android: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.Samsung Internet: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.WebView Android: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <input> elements.
api.HTMLInputElement.showPicker.autocomplete_input Chrome3/1/20221661
api.HTMLInputElement.showPicker.datalist_input Chrome3/1/20221661
api.HTMLInputElement.showPicker.month_input Chrome3/1/20221661
api.HTMLInputElement.showPicker.time_input Chrome3/1/20221661
api.HTMLInputElement.showPicker.week_input Chrome3/1/20221661
api.HTMLLinkElement.blocking 📋Edge9/1/20221477
api.HTMLLinkElement.referrerPolicy.no-referrer-when-downgrade Chrome4/19/20173438
api.HTMLLinkElement.referrerPolicy.origin-when-cross-origin Chrome4/19/20173438
api.HTMLLinkElement.referrerPolicy.unsafe-url Chrome4/19/20173438
api.HTMLMediaElement.captureStream 📋Firefox8/28/20125133
api.HTMLMediaElement.controller Safari7/25/20125167
api.HTMLMediaElement.controlsList 📋Chrome4/19/20173438
api.HTMLMediaElement.disableRemotePlayback 📋Safari3/24/20202368
api.HTMLMediaElement.fastSeek 📋Firefox7/22/20144440
api.HTMLMediaElement.getStartDate 📋Safari9/30/20154005
api.HTMLMediaElement.mediaGroup Safari7/25/20125167
api.HTMLMediaElement.mozAudioCaptured Firefox8/28/20125133
api.HTMLMediaElement.mozCaptureStreamUntilEnded Firefox8/28/20125133
api.HTMLMediaElement.mozFragmentEnd Firefox12/20/20115385
api.HTMLMediaElement.mozGetMetadata Firefox11/20/20125049
api.HTMLMediaElement.remote 📋Safari3/24/20202368
api.HTMLMediaElement.setSinkId 📋Chrome3/2/20163851
Chrome Android: Not available due to a limitation in Android, see bug 41276355.Firefox for Android: Not available due to a limitation in Android, see bug 1473346.Quest Browser: Not available due to a limitation in Android, see bug 41276355.Opera Android: Not available due to a limitation in Android, see bug 41276355.Samsung Internet: Not available due to a limitation in Android, see bug 41276355.WebView Android: Not available due to a limitation in Android, see bug 41276355.
api.HTMLMediaElement.sinkId 📋Chrome3/2/20163851
Chrome Android: Not available due to a limitation in Android, see bug 41276355.Firefox for Android: Not available due to a limitation in Android, see bug 1473346.Quest Browser: Not available due to a limitation in Android, see bug 41276355.Opera Android: Not available due to a limitation in Android, see bug 41276355.Samsung Internet: Not available due to a limitation in Android, see bug 41276355.WebView Android: Not available due to a limitation in Android, see bug 41276355.
api.HTMLOutputElement.HTMLOutputElement 📋Safari9/20/20211823
api.HTMLScriptElement.attributionSrc 📋Chrome5/14/2024856
api.HTMLScriptElement.blocking 📋Edge9/1/20221477
api.HTMLScriptElement.referrerPolicy.no-referrer-when-downgrade Chrome10/16/20182893
api.HTMLScriptElement.referrerPolicy.origin-when-cross-origin Chrome10/16/20182893
api.HTMLScriptElement.referrerPolicy.unsafe-url Chrome10/16/20182893
api.HTMLSelectElement.showPicker 📋Chrome1/23/2024968
api.HTMLStyleElement.blocking 📋Edge9/1/20221477
api.HTMLTextAreaElement.selectionchange_event 📋Firefox9/7/20211836
Chrome: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.Chrome Android: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.Edge: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.Quest Browser: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.Opera: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.Opera Android: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.Samsung Internet: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.WebView Android: A selectionchange event is fired on Document, see Document's selectionchange event. See bug 40840956 for firing the event on <textarea> elements.
api.HTMLVideoElement.enterpictureinpicture_event 📋Chrome9/4/20182935
api.HTMLVideoElement.leavepictureinpicture_event 📋Chrome9/4/20182935
api.HTMLVideoElement.mozDecodedFrames Firefox6/21/20115567
api.HTMLVideoElement.mozFrameDelay Firefox6/21/20115567
api.HTMLVideoElement.mozHasAudio Firefox8/28/20125133
api.HTMLVideoElement.mozPaintedFrames Firefox6/21/20115567
api.HTMLVideoElement.mozParsedFrames Firefox6/21/20115567
api.HTMLVideoElement.mozPresentedFrames Firefox6/21/20115567
api.HTMLVideoElement.playsInline 📋Safari9/20/20163649
api.HTMLVideoElement.requestPictureInPicture 📋Chrome9/4/20182935
api.Highlight 📋Edge9/1/20221477
api.Highlight.@@iterator Edge9/1/20221477
api.Highlight.Highlight 📋Edge9/1/20221477
api.Highlight.add Edge9/1/20221477
api.Highlight.clear Edge9/1/20221477
api.Highlight.delete Edge9/1/20221477
api.Highlight.entries Edge9/1/20221477
api.Highlight.forEach Edge9/1/20221477
api.Highlight.has Edge9/1/20221477
api.Highlight.keys Edge9/1/20221477
api.Highlight.priority 📋Edge9/1/20221477
api.Highlight.size Edge9/1/20221477
api.Highlight.type 📋Edge9/1/20221477
api.Highlight.values Edge9/1/20221477
api.HighlightRegistry 📋Edge9/1/20221477
api.HighlightRegistry.@@iterator Edge9/1/20221477
api.HighlightRegistry.clear Edge9/1/20221477
api.HighlightRegistry.delete Edge9/1/20221477
api.HighlightRegistry.entries Edge9/1/20221477
api.HighlightRegistry.forEach Edge9/1/20221477
api.HighlightRegistry.get Edge9/1/20221477
api.HighlightRegistry.has Edge9/1/20221477
api.HighlightRegistry.keys Edge9/1/20221477
api.HighlightRegistry.set Edge9/1/20221477
api.HighlightRegistry.size Edge9/1/20221477
api.HighlightRegistry.values Edge9/1/20221477
api.History.pushState.unused_parameter Safari6/7/20105946
Safari: This feature may be removed, see bug 223190.Safari on iOS: This feature may be removed, see bug 223190.WebView on iOS: This feature may be removed, see bug 223190.
api.History.replaceState.unused_parameter Safari6/7/20105946
Safari: This feature may be removed, see bug 223190.Safari on iOS: This feature may be removed, see bug 223190.WebView on iOS: This feature may be removed, see bug 223190.
api.IDBDatabase.transaction.mode_parameter_readwriteflush Firefox8/11/20154055
api.IDBIndex.isAutoLocale Firefox12/15/20153929
api.IDBIndex.locale Firefox12/15/20153929
api.IDBObjectStore.createIndex.options_locale_parameter Firefox12/15/20153929
api.IDBRequest.error.DOMException Chrome1/20/20163893
api.IDBRequest.error.transient_unrecoverable_read_errors 📋Firefox7/17/20125175
Chrome: Returns a NotReadableError exception for unrecoverable read errors, and an UnknownError for transient read errors.Chrome: Returns a NotFoundError exception for unrecoverable read errors, and a DataError for transient read errors.Chrome Android: Returns a NotReadableError exception for unrecoverable read errors, and an UnknownError for transient read errors.Chrome Android: Returns a NotFoundError exception for unrecoverable read errors, and a DataError for transient read errors.Opera: Returns a NotReadableError exception for unrecoverable read errors, and an UnknownError for transient read errors.Opera: Returns a NotFoundError exception for unrecoverable read errors, and a DataError for transient read errors.Opera Android: Returns a NotReadableError exception for unrecoverable read errors, and an UnknownError for transient read errors.Opera Android: Returns a NotFoundError exception for unrecoverable read errors, and a DataError for transient read errors.WebView Android: Returns a NotReadableError exception for unrecoverable read errors, and an UnknownError for transient read errors.WebView Android: Returns a NotFoundError exception for unrecoverable read errors, and a DataError for transient read errors.
api.IDBTransaction.error.DOMException Chrome1/20/20163893
api.IdentityCredential 📋Chrome11/29/20221388
api.IdentityCredential.disconnect_static 📋Chrome2/20/2024940
api.IdentityCredential.isAutoSelected Chrome12/5/20231017
api.IdentityCredential.token 📋Chrome11/29/20221388
api.IdentityProvider 📋Chrome8/15/20231129
api.IdentityProvider.close_static 📋Chrome12/5/20231017
api.IdentityProvider.getUserInfo_static 📋Chrome8/15/20231129
api.IdentityProvider.resolve_static 📋Chrome1/14/2025611
api.IdleDeadline 📋Chrome12/1/20153943
api.IdleDeadline.didTimeout 📋Chrome12/1/20153943
api.IdleDeadline.timeRemaining 📋Chrome12/1/20153943
api.IdleDetector 📋Chrome9/21/20211822
api.IdleDetector.IdleDetector 📋Chrome9/21/20211822
api.IdleDetector.change_event 📋Chrome9/21/20211822
api.IdleDetector.requestPermission_static 📋Chrome9/21/20211822
api.IdleDetector.screenState 📋Chrome9/21/20211822
api.IdleDetector.start 📋Chrome9/21/20211822
api.IdleDetector.userState 📋Chrome9/21/20211822
api.ImageCapture.getPhotoCapabilities 📋Chrome6/5/20173391
api.ImageCapture.getPhotoSettings 📋Chrome9/5/20173299
api.ImageCapture.grabFrame 📋Chrome6/5/20173391
api.ImageData.colorSpace 📋Chrome7/20/20211885
api.ImageDecoder 📋Chrome9/21/20211822
api.ImageDecoder.ImageDecoder 📋Chrome9/21/20211822
api.ImageDecoder.close 📋Chrome9/21/20211822
api.ImageDecoder.complete 📋Chrome9/21/20211822
api.ImageDecoder.completed 📋Chrome9/21/20211822
api.ImageDecoder.decode 📋Chrome9/21/20211822
api.ImageDecoder.isTypeSupported_static 📋Chrome9/21/20211822
api.ImageDecoder.reset 📋Chrome9/21/20211822
api.ImageDecoder.tracks 📋Chrome9/21/20211822
api.ImageDecoder.type 📋Chrome9/21/20211822
api.ImageTrack 📋Chrome9/21/20211822
api.ImageTrack.animated 📋Chrome9/21/20211822
api.ImageTrack.frameCount 📋Chrome9/21/20211822
api.ImageTrack.repetitionCount 📋Chrome9/21/20211822
api.ImageTrack.selected 📋Chrome9/21/20211822
api.ImageTrackList 📋Chrome9/21/20211822
api.ImageTrackList.length 📋Chrome9/21/20211822
api.ImageTrackList.ready 📋Chrome9/21/20211822
api.ImageTrackList.selectedIndex 📋Chrome9/21/20211822
api.ImageTrackList.selectedTrack 📋Chrome9/21/20211822
api.Ink 📋Edge9/2/20211841
api.Ink.requestPresenter 📋Edge9/2/20211841
api.InputDeviceCapabilities 📋Chrome12/1/20153943
api.InputDeviceCapabilities.InputDeviceCapabilities 📋Chrome12/1/20153943
api.InputDeviceCapabilities.firesTouchEvents 📋Chrome12/1/20153943
api.InputDeviceInfo.getCapabilities 📋Chrome5/29/20183033
api.InputEvent.inputType.insertFromPasteAsQuotation Firefox5/21/20192676
api.InstallEvent.InstallEvent 📋Chrome1/21/20154257
api.InstallEvent.addRoutes 📋Chrome3/19/2024912
api.IntersectionObserver.delay 📋Chrome4/23/20192704
api.IntersectionObserver.scrollMargin Chrome12/5/20231017
api.IntersectionObserver.trackVisibility 📋Chrome4/23/20192704
api.IntersectionObserverEntry.IntersectionObserverEntry Safari3/25/20192733
api.IntersectionObserverEntry.isVisible 📋Chrome4/23/20192704
api.InterventionReportBody 📋Chrome9/4/20182935
api.InterventionReportBody.columnNumber 📋Chrome9/4/20182935
api.InterventionReportBody.id 📋Chrome9/4/20182935
api.InterventionReportBody.lineNumber 📋Chrome9/4/20182935
api.InterventionReportBody.message 📋Chrome9/4/20182935
api.InterventionReportBody.sourceFile 📋Chrome9/4/20182935
api.InterventionReportBody.toJSON 📋Chrome9/4/20182935
api.KHR_parallel_shader_compile 📋Chrome7/30/20192606
api.Keyboard 📋Chrome7/24/20182977
api.Keyboard.getLayoutMap 📋Chrome9/4/20182935
api.Keyboard.lock 📋Chrome7/24/20182977
api.Keyboard.unlock 📋Chrome7/24/20182977
api.KeyboardEvent.getModifierState.key_parameter_accel Firefox9/2/20144398
api.KeyboardEvent.getModifierState.key_parameter_fn Firefox8/28/20125133
api.KeyboardEvent.getModifierState.key_parameter_numlock Firefox8/28/20125133
api.KeyboardEvent.getModifierState.key_parameter_os Firefox8/28/20125133
api.KeyboardEvent.getModifierState.key_parameter_scrolllock Firefox8/28/20125133
api.KeyboardEvent.getModifierState.key_parameter_symbol Chrome1/20/20163893
api.KeyboardEvent.keyIdentifier Safari2/2/20048263
api.KeyboardLayoutMap 📋Chrome9/4/20182935
api.KeyboardLayoutMap.@@iterator Chrome9/4/20182935
api.KeyboardLayoutMap.entries Chrome9/4/20182935
api.KeyboardLayoutMap.forEach Chrome9/4/20182935
api.KeyboardLayoutMap.get Chrome9/4/20182935
api.KeyboardLayoutMap.has Chrome9/4/20182935
api.KeyboardLayoutMap.keys Chrome9/4/20182935
api.KeyboardLayoutMap.size Chrome9/4/20182935
api.KeyboardLayoutMap.values Chrome9/4/20182935
api.KeyframeEffect.iterationComposite 📋Firefox8/25/20202214
api.LargestContentfulPaint 📋Chrome9/10/20192564
api.LargestContentfulPaint.element 📋Chrome9/10/20192564
api.LargestContentfulPaint.id 📋Chrome9/10/20192564
api.LargestContentfulPaint.loadTime 📋Chrome9/10/20192564
api.LargestContentfulPaint.renderTime 📋Chrome9/10/20192564
api.LargestContentfulPaint.size 📋Chrome9/10/20192564
api.LargestContentfulPaint.toJSON 📋Chrome9/10/20192564
api.LargestContentfulPaint.url 📋Chrome9/10/20192564
api.LaunchParams 📋Chrome5/24/20221577
api.LaunchParams.files 📋Chrome5/24/20221577
api.LaunchParams.targetURL 📋Chrome2/7/20231318
api.LaunchQueue 📋Chrome5/24/20221577
api.LaunchQueue.setConsumer 📋Chrome5/24/20221577
api.LayoutShift 📋Chrome9/10/20192564
api.LayoutShift.hadRecentInput 📋Chrome9/10/20192564
api.LayoutShift.lastInputTime 📋Chrome9/10/20192564
api.LayoutShift.sources 📋Edge7/16/20202254
api.LayoutShift.toJSON 📋Chrome9/10/20192564
api.LayoutShift.value 📋Chrome9/10/20192564
api.LayoutShiftAttribution 📋Edge7/16/20202254
api.LayoutShiftAttribution.currentRect 📋Edge7/16/20202254
api.LayoutShiftAttribution.node 📋Edge7/16/20202254
api.LayoutShiftAttribution.previousRect 📋Edge7/16/20202254
api.LayoutShiftAttribution.toJSON 📋Edge7/16/20202254
api.LinearAccelerationSensor 📋Chrome5/29/20183033
api.LinearAccelerationSensor.LinearAccelerationSensor 📋Chrome5/29/20183033
api.Location.ancestorOrigins 📋Chrome6/26/20125196
Deno: This value is always empty in Deno.
api.MIDIAccess 📋Chrome5/19/20154139
api.MIDIAccess.inputs 📋Chrome5/19/20154139
api.MIDIAccess.outputs 📋Chrome5/19/20154139
api.MIDIAccess.statechange_event 📋Chrome5/19/20154139
api.MIDIAccess.sysexEnabled 📋Chrome5/19/20154139
api.MIDIConnectionEvent 📋Chrome5/19/20154139
api.MIDIConnectionEvent.MIDIConnectionEvent 📋Chrome5/19/20154139
api.MIDIConnectionEvent.port 📋Chrome5/19/20154139
api.MIDIInput 📋Chrome5/19/20154139
api.MIDIInput.midimessage_event 📋Chrome5/19/20154139
api.MIDIInputMap 📋Chrome5/19/20154139
api.MIDIInputMap.@@iterator Chrome5/19/20154139
api.MIDIInputMap.entries Chrome5/19/20154139
api.MIDIInputMap.forEach Chrome5/19/20154139
api.MIDIInputMap.get Chrome5/19/20154139
api.MIDIInputMap.has Chrome5/19/20154139
api.MIDIInputMap.keys Chrome5/19/20154139
api.MIDIInputMap.size Chrome5/19/20154139
api.MIDIInputMap.values Chrome5/19/20154139
api.MIDIMessageEvent 📋Chrome5/19/20154139
api.MIDIMessageEvent.MIDIMessageEvent 📋Chrome5/19/20154139
api.MIDIMessageEvent.data 📋Chrome5/19/20154139
api.MIDIOutput 📋Chrome5/19/20154139
api.MIDIOutput.clear 📋Firefox12/13/20221374
api.MIDIOutput.send 📋Chrome5/19/20154139
api.MIDIOutputMap 📋Chrome5/19/20154139
api.MIDIOutputMap.@@iterator Chrome5/19/20154139
api.MIDIOutputMap.entries Chrome5/19/20154139
api.MIDIOutputMap.forEach Chrome5/19/20154139
api.MIDIOutputMap.get Chrome5/19/20154139
api.MIDIOutputMap.has Chrome5/19/20154139
api.MIDIOutputMap.keys Chrome5/19/20154139
api.MIDIOutputMap.size Chrome5/19/20154139
api.MIDIOutputMap.values Chrome5/19/20154139
api.MIDIPort 📋Chrome5/19/20154139
api.MIDIPort.close 📋Chrome5/19/20154139
api.MIDIPort.connection 📋Chrome5/19/20154139
api.MIDIPort.id 📋Chrome5/19/20154139
api.MIDIPort.manufacturer 📋Chrome5/19/20154139
api.MIDIPort.name 📋Chrome5/19/20154139
api.MIDIPort.open 📋Chrome5/19/20154139
api.MIDIPort.state 📋Chrome5/19/20154139
api.MIDIPort.statechange_event 📋Chrome5/19/20154139
api.MIDIPort.type 📋Chrome5/19/20154139
api.MIDIPort.version 📋Chrome5/19/20154139
api.ML 📋Chrome4/4/20231262
api.ML.createContext 📋Chrome4/4/20231262
api.MLContext 📋Chrome4/4/20231262
api.MLContext.dispatch 📋Chrome8/20/2024758
api.MLContext.opSupportLimits 📋Chrome8/20/2024758
api.MLGraph 📋Chrome4/4/20231262
api.MLGraphBuilder 📋Chrome4/4/20231262
api.MLGraphBuilder.MLGraphBuilder 📋Chrome4/4/20231262
api.MLGraphBuilder.abs 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.add 📋Chrome2/20/2024940
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.argMax 📋Chrome8/20/2024758
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.argMin 📋Chrome8/20/2024758
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.averagePool2d 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.batchNormalization 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.build 📋Chrome4/4/20231262
api.MLGraphBuilder.cast 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.ceil 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.clamp 📋Chrome5/14/2024856
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.concat 📋Chrome5/14/2024856
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.constant 📋Chrome3/19/2024912
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.conv2d 📋Chrome5/14/2024856
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.convTranspose2d 📋Chrome8/20/2024758
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.cos 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.cumulativeSum 📋Chrome1/14/2025611
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.dequantizeLinear 📋Chrome2/4/2025590
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.div 📋Chrome4/16/2024884
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.elu 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.equal 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.erf 📋Chrome8/20/2024758
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.exp 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.expand 📋Chrome8/20/2024758
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.floor 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.gather 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.gatherElements 📋Chrome2/4/2025590
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.gatherND 📋Chrome1/14/2025611
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.gemm 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.greater 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.greaterOrEqual 📋Chrome6/11/2024828
Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.gru 📋Chrome2/4/2025590
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.gruCell 📋Chrome2/4/2025590
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.hardSigmoid 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.hardSwish 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.identity 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.input 📋Chrome4/16/2024884
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.instanceNormalization 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.l2Pool2d 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.layerNormalization 📋Chrome9/17/2024730
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.leakyRelu 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.lesser 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.lesserOrEqual 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.linear 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.log 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.logicalAnd 📋Chrome1/14/2025611
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.logicalNot 📋Chrome8/20/2024758
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.logicalOr 📋Chrome1/14/2025611
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.logicalXor 📋Chrome1/14/2025611
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.lstm 📋Chrome9/17/2024730
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.lstmCell 📋Chrome9/17/2024730
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.matmul 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.max 📋Chrome4/16/2024884
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.maxPool2d 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.min 📋Chrome4/16/2024884
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.mul 📋Chrome4/16/2024884
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.neg 📋Chrome7/23/2024786
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.pad 📋Chrome9/17/2024730
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.pow 📋Chrome4/16/2024884
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.prelu 📋Chrome12/5/20231017
Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.quantizeLinear 📋Chrome2/4/2025590
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reciprocal 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceL1 📋Chrome8/20/2024758
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceL2 📋Chrome8/20/2024758
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceLogSum 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceLogSumExp 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceMax 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceMean 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.reduceMin 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceProduct 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceSum 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.reduceSumSquare 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.relu 📋Chrome5/14/2024856
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.resample2d 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.reshape 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.scatterElements 📋Chrome2/4/2025590
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.scatterND 📋Chrome1/14/2025611
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.sigmoid 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.sign 📋Chrome10/15/2024702
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.sin 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.slice 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.softmax 📋Chrome7/23/2024786
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.softplus 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.softsign 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.split 📋Chrome10/15/2024702
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.sqrt 📋Chrome7/23/2024786
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.sub 📋Chrome4/16/2024884
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.tan 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.tanh 📋Chrome6/11/2024828
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.tile 📋Chrome11/12/2024674
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.transpose 📋Chrome5/14/2024856
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.
api.MLGraphBuilder.triangular 📋Chrome1/14/2025611
Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on GPUs and NPUs on Windows.
api.MLGraphBuilder.where 📋Chrome6/11/2024828
Chrome: Supported on CPUs on Windows, ChromeOS and Linux.Chrome: Supported on CPUs, GPUs and NPUs on macOS.Chrome: Supported on GPUs and NPUs on Windows.Edge: Supported on CPUs on Windows, ChromeOS and Linux.Edge: Supported on CPUs, GPUs and NPUs on macOS.Edge: Supported on GPUs and NPUs on Windows.Opera: Supported on CPUs on Windows, ChromeOS and Linux.Opera: Supported on CPUs, GPUs and NPUs on macOS.Opera: Supported on GPUs and NPUs on Windows.
api.MLOperand 📋Chrome4/4/20231262
api.MLOperand.MLNumber 📋Chrome1/14/2025611
api.Magnetometer 📋Chrome1/25/20173522
api.Magnetometer.Magnetometer 📋Chrome1/25/20173522
api.Magnetometer.x 📋Chrome1/25/20173522
api.Magnetometer.y 📋Chrome1/25/20173522
api.Magnetometer.z 📋Chrome1/25/20173522
api.ManagedMediaSource 📋Safari9/18/20231095
api.ManagedMediaSource.ManagedMediaSource 📋Safari9/18/20231095
api.ManagedMediaSource.endstreaming_event 📋Safari9/18/20231095
api.ManagedMediaSource.startstreaming_event 📋Safari9/18/20231095
api.ManagedMediaSource.streaming 📋Safari9/18/20231095
api.ManagedSourceBuffer 📋Safari9/18/20231095
api.ManagedSourceBuffer.bufferedchange_event 📋Safari9/18/20231095
api.MathMLElement.attributeStyleMap 📋Chrome1/10/20231346
api.MathMLElement.nonce 📋Safari3/14/20221648
api.MediaCapabilities.decodingInfo.configuration_keySystemConfiguration_parameter 📋Chrome2/4/20202417
api.MediaController Safari7/25/20125167
api.MediaController.MediaController Safari7/25/20125167
api.MediaController.buffered Safari10/22/20134713
api.MediaController.currentTime Safari10/22/20134713
api.MediaController.defaultPlaybackRate Safari10/22/20134713
api.MediaController.duration Safari10/22/20134713
api.MediaController.muted Safari10/22/20134713
api.MediaController.pause Safari7/25/20125167
api.MediaController.paused Safari10/22/20134713
api.MediaController.play Safari7/25/20125167
api.MediaController.playbackRate Safari10/22/20134713
api.MediaController.playbackState Safari10/22/20134713
api.MediaController.played Safari10/22/20134713
api.MediaController.seekable Safari10/22/20134713
api.MediaController.unpause Safari10/22/20134713
api.MediaController.volume Safari10/22/20134713
api.MediaDevices.getDisplayMedia.audio_capture_support Chrome4/23/20192704
Chrome: On Windows and ChromeOS, the entire system audio can be captured when sharing an entire screen. On Linux and macOS, only the audio of a tab can be captured.Edge: On Windows and ChromeOS, the entire system audio can be captured when sharing an entire screen. On Linux and macOS, only the audio of a tab can be captured.Opera: On Windows and ChromeOS, the entire system audio can be captured when sharing an entire screen. On Linux and macOS, only the audio of a tab can be captured.
api.MediaDevices.getDisplayMedia.controller_option 📋Chrome1/10/20231346
api.MediaDevices.getDisplayMedia.monitorTypeSurfaces_option 📋Chrome10/31/20231052
Chrome: Default value = includeEdge: Default value = includeOpera: Default value = include
api.MediaDevices.getDisplayMedia.preferCurrentTab_option Chrome9/21/20211822
Chrome: Default value = falseEdge: Default value = falseOpera: Default value = false
api.MediaDevices.getDisplayMedia.selfBrowserSurface_option 📋Chrome4/4/20231262
Chrome: Default value = excludeChrome: Default value = includeEdge: Default value = excludeEdge: Default value = includeOpera: Default value = excludeOpera: Default value = include
api.MediaDevices.getDisplayMedia.surfaceSwitching_option 📋Chrome10/25/20221423
Chrome: Default value = excludeEdge: Default value = excludeOpera: Default value = exclude
api.MediaDevices.getDisplayMedia.systemAudio_option 📋Edge9/1/20221477
Chrome: Default value = includeEdge: Default value = includeOpera: Default value = include
api.MediaDevices.selectAudioOutput 📋Firefox8/1/20231143
api.MediaDevices.setCaptureHandleConfig 📋Chrome5/24/20221577
api.MediaKeys.getStatusForPolicy 📋Chrome3/12/20192746
api.MediaMetadata.chapterInfo 📋Chrome7/23/2024786
api.MediaRecorder.audioBitrateMode 📋Chrome3/2/20212025
api.MediaRecorderErrorEvent Firefox11/14/20173229
api.MediaRecorderErrorEvent.MediaRecorderErrorEvent Firefox11/14/20173229
api.MediaRecorderErrorEvent.error Firefox11/14/20173229
api.MediaSession.setActionHandler.hangup_type Chrome8/31/20211843
api.MediaSession.setActionHandler.nextslide_type Chrome3/7/20231290
api.MediaSession.setActionHandler.previousslide_type Chrome3/7/20231290
api.MediaSession.setActionHandler.togglecamera_type Chrome8/31/20211843
api.MediaSession.setActionHandler.togglemicrophone_type Chrome8/31/20211843
api.MediaSession.setCameraActive 📋Chrome8/31/20211843
api.MediaSession.setMicrophoneActive 📋Chrome8/31/20211843
api.MediaSource.canConstructInDedicatedWorker_static 📋Chrome11/29/20221388
api.MediaSource.handle 📋Chrome11/29/20221388
api.MediaSource.worker_support Chrome11/29/20221388
api.MediaSourceHandle 📋Chrome11/29/20221388
api.MediaStream.active_event Chrome4/14/20154174
api.MediaStream.inactive_event Chrome4/14/20154174
api.MediaStreamEvent Chrome3/26/20134923
api.MediaStreamEvent.MediaStreamEvent Chrome3/26/20134923
api.MediaStreamEvent.stream Chrome3/26/20134923
api.MediaStreamTrack.applyConstraints.aspectRatio_constraint 📋Chrome6/5/20173391
api.MediaStreamTrack.applyConstraints.autoGainControl_constraint 📋Firefox8/8/20173327
api.MediaStreamTrack.applyConstraints.channelCount_constraint 📋Chrome6/5/20173391
api.MediaStreamTrack.applyConstraints.displaySurface_constraint 📋Safari4/12/20183080
api.MediaStreamTrack.applyConstraints.logicalSurface_constraint 📋Safari4/12/20183080
api.MediaStreamTrack.applyConstraints.noiseSuppression_constraint 📋Firefox8/8/20173327
api.MediaStreamTrack.applyConstraints.resizeMode_constraint 📋Chrome1/29/20192788
api.MediaStreamTrack.applyConstraints.sampleRate_constraint 📋Chrome6/5/20173391
api.MediaStreamTrack.applyConstraints.sampleSize_constraint 📋Chrome6/5/20173391
api.MediaStreamTrack.applyConstraints.suppressLocalAudioPlayback_constraint 📋Chrome1/10/20231346
api.MediaStreamTrack.applyConstraints.volume_constraint Chrome6/5/20173391
api.MediaStreamTrack.capturehandlechange_event 📋Chrome5/24/20221577
api.MediaStreamTrack.contentHint 📋Chrome10/16/20182893
api.MediaStreamTrack.getCaptureHandle 📋Chrome5/24/20221577
api.MediaStreamTrackAudioSourceNode 📋Firefox7/9/20192627
api.MediaStreamTrackAudioSourceNode.MediaStreamTrackAudioSourceNode 📋Firefox7/9/20192627
Firefox: Firefox 68 implements the updated standard's definition of the "first" audio track; now the first track is the one whose ID comes first lexicographically.Firefox for Android: Firefox for Android 68 implements the updated standard's definition of the "first" audio track; now the first track is the one whose ID comes first lexicographically.
api.MediaStreamTrackGenerator Chrome9/21/20211822
api.MediaStreamTrackGenerator.MediaStreamTrackGenerator Chrome9/21/20211822
api.MediaStreamTrackGenerator.writable Chrome9/21/20211822
api.MediaStreamTrackProcessor 📋Chrome9/21/20211822
Chrome: Chrome incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.Chrome Android: Chrome Android incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.Edge: Edge incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.Quest Browser: Quest Browser incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.Opera: Opera incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.Opera Android: Opera Android incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.Samsung Internet: Samsung Internet incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.WebView Android: WebView Android incorrectly exposes this interface only on the Window scope, rather than the DedicatedWorker scope as defined in the spec.
api.MediaStreamTrackProcessor.MediaStreamTrackProcessor 📋Chrome9/21/20211822
api.MediaStreamTrackProcessor.readable 📋Chrome9/21/20211822
api.MerchantValidationEvent Safari4/12/20183080
Firefox: Available only in Nightly builds.
api.MerchantValidationEvent.MerchantValidationEvent Safari3/25/20192733
Firefox: Available only in Nightly builds.
api.MerchantValidationEvent.complete Safari4/12/20183080
Firefox: Available only in Nightly builds.
api.MerchantValidationEvent.methodName Safari3/25/20192733
Firefox: Available only in Nightly builds.
api.MerchantValidationEvent.validationURL Safari4/12/20183080
Firefox: Available only in Nightly builds.
api.MessageEvent.userActivation Chrome1/29/20192788
api.MessagePort.postMessage.options_includeUserActivation_parameter Chrome1/29/20192788
api.Metadata Chrome8/2/20115525
api.Metadata.modificationTime Chrome8/2/20115525
api.Metadata.size Chrome8/2/20115525
api.MouseEvent.getModifierState.accel_support Firefox9/2/20144398
api.MouseEvent.relatedTarget.drag_events 📋Chrome7/25/20173341
api.MouseScrollEvent Firefox6/30/20096288
api.MutationEvent Safari6/23/20038487
api.MutationEvent.attrChange Safari6/23/20038487
api.MutationEvent.attrName Safari6/23/20038487
api.MutationEvent.initMutationEvent Safari6/23/20038487
api.MutationEvent.newValue Safari6/23/20038487
api.MutationEvent.prevValue Safari6/23/20038487
api.MutationEvent.relatedNode Safari6/23/20038487
api.NavigateEvent 📋Chrome5/24/20221577
api.NavigateEvent.NavigateEvent 📋Chrome5/24/20221577
api.NavigateEvent.canIntercept 📋Edge9/1/20221477
api.NavigateEvent.destination 📋Chrome5/24/20221577
api.NavigateEvent.downloadRequest 📋Chrome5/24/20221577
api.NavigateEvent.formData 📋Chrome5/24/20221577
api.NavigateEvent.hasUAVisualTransition 📋Chrome10/10/20231073
api.NavigateEvent.hashChange 📋Chrome5/24/20221577
api.NavigateEvent.info 📋Chrome5/24/20221577
api.NavigateEvent.intercept 📋Edge9/1/20221477
api.NavigateEvent.navigationType 📋Chrome5/24/20221577
api.NavigateEvent.scroll 📋Edge9/1/20221477
api.NavigateEvent.signal 📋Chrome5/24/20221577
api.NavigateEvent.userInitiated 📋Chrome5/24/20221577
api.Navigation 📋Chrome5/24/20221577
api.Navigation.activation 📋Chrome3/19/2024912
api.Navigation.back 📋Chrome5/24/20221577
api.Navigation.canGoBack 📋Chrome5/24/20221577
api.Navigation.canGoForward 📋Chrome5/24/20221577
api.Navigation.currentEntry 📋Chrome5/24/20221577
api.Navigation.currententrychange_event 📋Chrome5/24/20221577
api.Navigation.entries 📋Chrome5/24/20221577
api.Navigation.forward 📋Chrome5/24/20221577
api.Navigation.navigate 📋Chrome5/24/20221577
api.Navigation.navigate_event 📋Chrome5/24/20221577
api.Navigation.navigateerror_event 📋Chrome5/24/20221577
api.Navigation.navigatesuccess_event 📋Chrome5/24/20221577
api.Navigation.reload 📋Chrome5/24/20221577
api.Navigation.transition 📋Chrome5/24/20221577
api.Navigation.traverseTo 📋Chrome5/24/20221577
api.Navigation.updateCurrentEntry 📋Chrome5/24/20221577
api.NavigationActivation 📋Chrome3/19/2024912
api.NavigationActivation.entry 📋Chrome3/19/2024912
api.NavigationActivation.from 📋Chrome3/19/2024912
api.NavigationActivation.navigationType 📋Chrome3/19/2024912
api.NavigationCurrentEntryChangeEvent 📋Chrome5/24/20221577
api.NavigationCurrentEntryChangeEvent.NavigationCurrentEntryChangeEvent 📋Chrome5/24/20221577
api.NavigationCurrentEntryChangeEvent.from 📋Chrome5/24/20221577
api.NavigationCurrentEntryChangeEvent.navigationType 📋Chrome5/24/20221577
api.NavigationDestination 📋Chrome5/24/20221577
api.NavigationDestination.getState 📋Chrome5/24/20221577
api.NavigationDestination.id 📋Chrome5/24/20221577
api.NavigationDestination.index 📋Chrome5/24/20221577
api.NavigationDestination.key 📋Chrome5/24/20221577
api.NavigationDestination.sameDocument 📋Chrome5/24/20221577
api.NavigationDestination.url 📋Chrome5/24/20221577
api.NavigationHistoryEntry 📋Chrome5/24/20221577
api.NavigationHistoryEntry.dispose_event 📋Chrome5/24/20221577
api.NavigationHistoryEntry.getState 📋Chrome5/24/20221577
api.NavigationHistoryEntry.id 📋Chrome5/24/20221577
api.NavigationHistoryEntry.index 📋Chrome5/24/20221577
api.NavigationHistoryEntry.key 📋Chrome5/24/20221577
api.NavigationHistoryEntry.sameDocument 📋Chrome5/24/20221577
api.NavigationHistoryEntry.url 📋Chrome5/24/20221577
api.NavigationTransition 📋Chrome5/24/20221577
api.NavigationTransition.finished 📋Chrome5/24/20221577
api.NavigationTransition.from 📋Chrome5/24/20221577
api.NavigationTransition.navigationType 📋Chrome5/24/20221577
api.Navigator.activeVRDisplays Firefox3/8/20221654
Chrome Android: Supported only by Google Daydream.Edge: WebVR content requires a Windows Mixed Reality headset or the Windows Mixed Reality Portal Simulator.Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Quest Browser: Supported only by Google Daydream.Samsung Internet: Supported only by Google Daydream.
api.Navigator.activeVRDisplays.secure_context_required Firefox2/11/20202410
api.Navigator.adAuctionComponents 📋Chrome8/20/2024758
api.Navigator.audioSession 📋Safari3/27/20231270
api.Navigator.authentication Chrome5/29/20183033
api.Navigator.bluetooth 📋Chrome10/16/20182893
Chrome: Linux support is not enabled by default.Chrome: Only supported on macOS.Edge: Linux support is not enabled by default.Opera: Linux support is not enabled by default.Opera: Only supported on macOS.
api.Navigator.buildID Firefox10/24/20067268
Firefox: Since Firefox 64, this property returns a fixed timestamp as a privacy measure - 20181001000000.Firefox for Android: Since Firefox for Android 64, this property returns a fixed timestamp as a privacy measure - 20181001000000.
api.Navigator.canLoadAdAuctionFencedFrame 📋Chrome8/20/2024758
api.Navigator.canShare.data_files_parameter 📋Edge4/13/20202348
api.Navigator.canShare.data_text_parameter 📋Edge4/13/20202348
api.Navigator.clearAppBadge 📋Chrome4/7/20202354
Chrome: Windows and macOS only. Linux offers no universal badging API on the operating system level.Edge: Windows and macOS only. Linux offers no universal badging API on the operating system level.Safari: Badging is supported for installed web apps on macOS Sonoma and higher.Safari on iOS: Badging is supported for web apps saved to the home screen.WebView on iOS: Badging is supported for web apps saved to the home screen.
api.Navigator.clearOriginJoinedAdInterestGroups 📋Chrome8/20/2024758
api.Navigator.connection 📋Chrome9/5/20173299
api.Navigator.createAuctionNonce 📋Chrome8/20/2024758
api.Navigator.deprecatedReplaceInURN 📋Chrome7/18/20231157
api.Navigator.deprecatedRunAdAuctionEnforcesKAnonymity 📋Chrome8/20/2024758
api.Navigator.deviceMemory 📋Chrome12/6/20173207
api.Navigator.devicePosture 📋Chrome1/14/2025611
api.Navigator.doNotTrack Firefox12/20/20115385
Edge: Before version 17, Edge implemented window.doNotTrack.Firefox: In Firefox, navigator.doNotTrack returns "unspecified" instead of null.Firefox: Before Firefox 32, navigator.doNotTrack would report values of "yes" and "no" rather than "1" and "0".Firefox for Android: In Firefox for Android, navigator.doNotTrack returns "unspecified" instead of null.Firefox for Android: Before Firefox for Android 32, navigator.doNotTrack would report values of "yes" and "no" rather than "1" and "0".Internet Explorer: For IE11 and subsequent versions, use window.doNotTrack
api.Navigator.getAutoplayPolicy 📋Firefox4/11/20231255
api.Navigator.getBattery 📋Chrome10/7/20144363
api.Navigator.getBattery.secure_context_required Chrome6/21/20221549
api.Navigator.getGamepads.secure_context_required Edge10/9/20202169
api.Navigator.getInstalledRelatedApps 📋Chrome8/25/20202214
Chrome: Supported on Windows for checking of Universal Windows Platform (UWP) app installation. Resolves with an empty array on other platforms.Chrome: Always resolves with an empty array.Chrome Android: Supports checking of Progressive Web App (PWA) installation.Chrome Android: Supports checking of Android app installation.Edge: Supported on Windows for checking of Universal Windows Platform (UWP) app installation. Resolves with an empty array on other platforms.Edge: Always resolves with an empty array.Quest Browser: Supports checking of Progressive Web App (PWA) installation.Quest Browser: Supports checking of Android app installation.Opera: Supported on Windows for checking of Universal Windows Platform (UWP) app installation. Resolves with an empty array on other platforms.Opera: Always resolves with an empty array.Samsung Internet: Supports checking of Progressive Web App (PWA) installation.Samsung Internet: Supports checking of Android app installation.
api.Navigator.getInterestGroupAdAuctionData 📋Chrome1/14/2025611
api.Navigator.getUserMedia 📋Firefox11/20/20125049
api.Navigator.getVRDisplays Firefox3/8/20221654
Chrome: Available on all platforms behind a flag, but currently only works on desktop in an experimental version of Chrome (other builds won't return any devices when Navigator.getVRDisplays() is invoked).Chrome Android: Currently supported only by Google Daydream.Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Quest Browser: Currently supported only by Google Daydream.Samsung Internet: Currently supported only by Google Daydream.
api.Navigator.globalPrivacyControl 📋Firefox11/21/20231031
Firefox: Opt-in to GPC using the Website Privacy Preference setting (about:preferences#privacy) checkbox 'Tell websites not to sell or share my data', or by setting the preference privacy.globalprivacycontrol.enabled to true.
api.Navigator.gpu 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.Navigator.hid 📋Chrome3/2/20212025
api.Navigator.ink 📋Edge9/2/20211841
api.Navigator.joinAdInterestGroup 📋Chrome8/20/2024758
api.Navigator.keyboard 📋Chrome7/24/20182977
api.Navigator.leaveAdInterestGroup 📋Chrome8/20/2024758
api.Navigator.login 📋Chrome12/5/20231017
api.Navigator.managed 📋Chrome5/25/20211941
api.Navigator.mimeTypes.returns_plugin_type Safari6/23/20038487
api.Navigator.ml 📋Chrome4/4/20231262
api.Navigator.oscpu 📋Firefox11/9/20047982
Firefox: The preference "general.oscpu.override" can be used to set a value to be returned instead of the true CPU description. The preference setting is ignored for calls made by privileged code, which continue to get the actual CPU description.Firefox for Android: The preference "general.oscpu.override" can be used to set a value to be returned instead of the true CPU description. The preference setting is ignored for calls made by privileged code, which continue to get the actual CPU description.
api.Navigator.plugins.returns_plugins Safari6/23/20038487
api.Navigator.presentation 📋Chrome12/1/20153943
api.Navigator.protectedAudience 📋Chrome8/20/2024758
api.Navigator.registerProtocolHandler 📋Firefox10/24/20067268
Chrome: From Chrome 77, the URL parameter only accepts http or https URLs.
api.Navigator.registerProtocolHandler.scheme_parameter_bitcoin Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_cabal Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_dat Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_did Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_dweb Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_ethereum Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_ftp Firefox3/8/20221654
api.Navigator.registerProtocolHandler.scheme_parameter_ftps Firefox3/8/20221654
api.Navigator.registerProtocolHandler.scheme_parameter_geo Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_hyper Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_im Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_ipfs Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_ipns Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_irc Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_ircs Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_magnet Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_mailto Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_matrix Firefox7/13/20211892
api.Navigator.registerProtocolHandler.scheme_parameter_mms Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_news Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_nntp Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_openpgp4fpr Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_sftp Firefox3/8/20221654
api.Navigator.registerProtocolHandler.scheme_parameter_sip Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_sms Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_smsto Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_ssb Edge10/9/20202169
api.Navigator.registerProtocolHandler.scheme_parameter_ssh Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_tel Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_urn Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_webcal Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_wtai Firefox10/24/20067268
api.Navigator.registerProtocolHandler.scheme_parameter_xmpp Firefox10/24/20067268
api.Navigator.registerProtocolHandler.secure_context_required Firefox9/5/20182934
api.Navigator.requestMIDIAccess 📋Chrome5/19/20154139
Firefox: API access is gated by installation of a site permission add-on (user prompt), secure context, and Permission Policy: midi.
api.Navigator.requestMIDIAccess.secure_context_required Chrome5/19/20154139
api.Navigator.runAdAuction 📋Chrome8/20/2024758
api.Navigator.scheduling 📋Chrome11/17/20202130
api.Navigator.serial 📋Chrome3/2/20212025
api.Navigator.setAppBadge 📋Chrome4/7/20202354
Chrome: Windows and macOS only. Linux offers no universal badging API on the operating system level.Edge: Windows and macOS only. Linux offers no universal badging API on the operating system level.Safari: Badging is supported for installed web apps on macOS Sonoma and higher.Safari: Passing 0 as an argument will clear the badge instead of displaying an unnumbered dot.Safari on iOS: Badging is supported for web apps saved to the home screen.Safari on iOS: Passing 0 as an argument will clear the badge instead of displaying an unnumbered dot.WebView on iOS: Badging is supported for web apps saved to the home screen.
api.Navigator.share.data_files_parameter 📋Edge4/13/20202348
api.Navigator.storageBuckets 📋Chrome2/20/2024940
api.Navigator.taintEnabled 📋Firefox11/9/20047982
api.Navigator.unregisterProtocolHandler 📋Chrome10/7/20144363
api.Navigator.updateAdInterestGroups 📋Chrome8/20/2024758
api.Navigator.usb 📋Chrome9/5/20173299
WebView Android: WebView exposes navigator.usb, but does not support WebUSB. See bug 41441927.
api.Navigator.userAgentData 📋Chrome4/13/20211983
api.Navigator.userAgentData.secure_context_required Chrome4/13/20211983
api.Navigator.vibrate 📋Chrome1/14/20144629
Chrome Android: Beginning in Chrome 55, this is not supported in cross-origin iframes.Chrome Android: Beginning in Chrome 60, this method requires a user gesture. Otherwise it returns false.Firefox: Until Firefox 26 included, when the vibration pattern was too long or any of its elements too large, Firefox threw an exception instead of returning false (bug 884935).Firefox: From Firefox 32 onwards, when the vibration pattern is too long or any of its elements too large, it returns true but truncates the pattern (bug 1014581).Firefox: Beginning in Firefox 72, this is not supported in cross-origin iframes.Firefox for Android: Vibration is disabled. If the window is visible, then navigator.vibrate() returns true, but no vibration takes place (regardless of hardware support). Originally, the intent was to disable it for cross-origin frames only (bug 1591113), but the feature was not re-enabled due to abuse concerns (bug 1653318).Firefox for Android: Until Firefox 26 included, when the vibration pattern was too long or any of its elements too large, Firefox threw an exception instead of returning false (bug 884935).Firefox for Android: From Firefox 32 onwards, when the vibration pattern is too long or any of its elements too large, it returns true but truncates the pattern (bug 1014581).Quest Browser: Beginning in Chrome 55, this is not supported in cross-origin iframes.Quest Browser: Beginning in Chrome 60, this method requires a user gesture. Otherwise it returns false.Opera Android: Beginning in Opera 42, this is not supported in cross-origin iframes.Opera Android: Beginning in Opera 47, this method requires a user gesture. Otherwise it returns false.Samsung Internet: Beginning in Chrome 55, this is not supported in cross-origin iframes.Samsung Internet: Beginning in Chrome 60, this method requires a user gesture. Otherwise it returns false.WebView Android: Beginning in version 55, this is not supported in cross-origin iframes.WebView Android: Beginning in version 60, this method requires a user gesture. Otherwise it returns false.
api.Navigator.virtualKeyboard 📋Chrome9/21/20211822
api.Navigator.windowControlsOverlay 📋Edge9/1/20221477
api.Navigator.xr 📋Chrome12/10/20192473
api.NavigatorLogin 📋Chrome12/5/20231017
api.NavigatorLogin.setStatus 📋Chrome12/5/20231017
api.NavigatorManagedData 📋Chrome5/25/20211941
api.NavigatorManagedData.getManagedConfiguration 📋Chrome5/25/20211941
api.NavigatorManagedData.managedconfigurationchange_event 📋Chrome5/25/20211941
api.NavigatorUAData 📋Chrome4/13/20211983
api.NavigatorUAData.brands 📋Chrome4/13/20211983
api.NavigatorUAData.getHighEntropyValues 📋Chrome4/13/20211983
api.NavigatorUAData.mobile 📋Chrome4/13/20211983
api.NavigatorUAData.platform 📋Chrome8/31/20211843
api.NavigatorUAData.toJSON 📋Chrome8/31/20211843
api.NetworkInformation 📋Chrome9/5/20173299
api.NetworkInformation.change_event 📋Chrome9/5/20173299
Firefox for Android: On Firefox, the event handler property corresponding to the change event is ontypechange.
api.NetworkInformation.downlink 📋Chrome9/5/20173299
Chrome: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.Chrome Android: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.Edge: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.Quest Browser: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.Opera: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.Opera Android: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.Samsung Internet: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.WebView Android: The value is never greater than 10 Mbps, as a non-standard anti-fingerprinting measure.
api.NetworkInformation.downlinkMax 📋Chrome9/5/20173299
Chrome: Only supported on ChromeOS
api.NetworkInformation.effectiveType 📋Chrome9/5/20173299
api.NetworkInformation.rtt 📋Chrome9/5/20173299
Chrome: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.Chrome Android: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.Edge: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.Quest Browser: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.Opera: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.Opera Android: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.Samsung Internet: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.WebView Android: The value is never greater than 3000 ms, as a non-standard anti-fingerprinting measure.
api.NetworkInformation.saveData 📋Chrome3/6/20183117
api.NetworkInformation.type 📋Chrome9/5/20173299
Chrome: Only supported on ChromeOS
api.NetworkInformation.worker_support Chrome9/5/20173299
api.NodeIterator.detach 📋Safari10/26/20076901
api.NotRestoredReasonDetails 📋Chrome5/14/2024856
api.NotRestoredReasonDetails.reason 📋Chrome5/14/2024856
api.NotRestoredReasonDetails.toJSON Chrome5/14/2024856
api.NotRestoredReasons 📋Chrome5/14/2024856
api.NotRestoredReasons.children 📋Chrome5/14/2024856
api.NotRestoredReasons.id 📋Chrome5/14/2024856
api.NotRestoredReasons.name 📋Chrome5/14/2024856
api.NotRestoredReasons.reasons 📋Chrome5/14/2024856
api.NotRestoredReasons.src 📋Chrome5/14/2024856
api.NotRestoredReasons.toJSON Chrome5/14/2024856
api.NotRestoredReasons.url 📋Chrome5/14/2024856
api.Notification.actions 📋Chrome8/31/20163669
api.Notification.badge 📋Chrome8/31/20163669
Safari: Badging is supported for web apps saved to the Dock in Safari 17 on the macOS Sonoma betaSafari on iOS: Badging is supported for web apps saved to the Dock in Safari on iOS 17 on the macOS Sonoma beta
api.Notification.icon 📋Firefox12/10/20134664
Safari: The property can be set, but has no effect.Safari on iOS: The property can be set, but has no effect.
api.Notification.image 📋Chrome1/25/20173522
api.Notification.maxActions_static 📋Chrome1/20/20163893
api.Notification.renotify 📋Chrome4/13/20163809
api.Notification.requireInteraction 📋Chrome12/1/20153943
Firefox: Only supported on Windows. Behind a flag on other operating systems.Firefox for Android: Only supported on Windows. Behind a flag on other operating systems.
api.Notification.secure_context_required Chrome10/17/20173257
api.Notification.tag 📋Chrome6/26/20125196
Safari: The property can be set, but has no effect.
api.Notification.timestamp 📋Chrome4/13/20163809
api.Notification.vibrate 📋Chrome8/31/20163669
api.Notification.worker_support Chrome4/14/20154174
api.NotificationEvent.action 📋Chrome1/20/20163893
api.NotificationEvent.notification 📋Chrome4/14/20154174
api.OTPCredential 📋Chrome8/31/20211843
api.OTPCredential.code 📋Chrome8/31/20211843
api.OVR_multiview2 📋Firefox12/10/20192473
Chrome: Only supported on Windows with ANGLE.Edge: Only supported on Windows with ANGLE.Firefox: Only supported on Windows with ANGLE.Firefox for Android: Only supported on Windows with ANGLE.Opera: Only supported on Windows with ANGLE.
api.OVR_multiview2.framebufferTextureMultiviewOVR 📋Firefox12/10/20192473
api.OfflineAudioContext.suspend 📋Chrome3/3/20154216
api.OffscreenCanvas.contextlost_event 📋Chrome3/1/20221661
api.OffscreenCanvas.contextrestored_event 📋Chrome3/1/20221661
api.OffscreenCanvas.convertToBlob.option_type_parameter_webp Chrome9/4/20182935
api.OffscreenCanvas.getContext.webgpu_context 📋Firefox9/20/20221458
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Firefox: Currently supported on Linux and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.OffscreenCanvasRenderingContext2D.commit Firefox9/20/20221458
api.OffscreenCanvasRenderingContext2D.filter 📋Chrome9/4/20182935
api.OffscreenCanvasRenderingContext2D.fontKerning 📋Chrome3/1/20221661
api.OffscreenCanvasRenderingContext2D.fontStretch 📋Chrome3/1/20221661
api.OffscreenCanvasRenderingContext2D.fontVariantCaps 📋Chrome3/1/20221661
api.OffscreenCanvasRenderingContext2D.imageSmoothingQuality 📋Chrome9/4/20182935
api.OffscreenCanvasRenderingContext2D.isContextLost 📋Chrome3/1/20221661
api.OffscreenCanvasRenderingContext2D.letterSpacing 📋Chrome3/1/20221661
api.OffscreenCanvasRenderingContext2D.textRendering 📋Chrome3/1/20221661
api.OffscreenCanvasRenderingContext2D.wordSpacing 📋Chrome3/1/20221661
api.OrientationSensor 📋Chrome5/29/20183033
api.OrientationSensor.populateMatrix 📋Chrome5/29/20183033
api.OrientationSensor.quaternion 📋Chrome5/29/20183033
api.OverconstrainedError 📋Safari9/19/20173285
api.OverconstrainedError.OverconstrainedError 📋Safari9/19/20173285
api.OverconstrainedError.constraint 📋Chrome12/6/20173207
api.PageRevealEvent 📋Chrome3/19/2024912
api.PageRevealEvent.PageRevealEvent 📋Chrome8/20/2024758
api.PageRevealEvent.viewTransition 📋Chrome6/11/2024828
api.PageSwapEvent 📋Chrome4/16/2024884
api.PageSwapEvent.PageSwapEvent 📋Chrome8/20/2024758
api.PageSwapEvent.activation 📋Chrome4/16/2024884
api.PageSwapEvent.viewTransition 📋Chrome6/11/2024828
api.PaintRenderingContext2D 📋Chrome3/6/20183117
api.PaintRenderingContext2D.beginPath 📋Chrome3/6/20183117
api.PaintRenderingContext2D.clearRect 📋Chrome3/6/20183117
api.PaintRenderingContext2D.clip 📋Chrome3/6/20183117
api.PaintRenderingContext2D.createLinearGradient 📋Chrome3/6/20183117
api.PaintRenderingContext2D.createPattern 📋Chrome3/6/20183117
api.PaintRenderingContext2D.createRadialGradient 📋Chrome3/6/20183117
api.PaintRenderingContext2D.drawImage 📋Chrome3/6/20183117
api.PaintRenderingContext2D.fill 📋Chrome3/6/20183117
api.PaintRenderingContext2D.fillRect 📋Chrome3/6/20183117
api.PaintRenderingContext2D.fillStyle 📋Chrome3/6/20183117
api.PaintRenderingContext2D.filter Chrome3/6/20183117
api.PaintRenderingContext2D.getLineDash 📋Chrome3/6/20183117
api.PaintRenderingContext2D.getTransform 📋Chrome7/24/20182977
api.PaintRenderingContext2D.globalAlpha 📋Chrome3/6/20183117
api.PaintRenderingContext2D.globalCompositeOperation 📋Chrome3/6/20183117
api.PaintRenderingContext2D.imageSmoothingEnabled 📋Chrome3/6/20183117
api.PaintRenderingContext2D.imageSmoothingQuality 📋Chrome3/6/20183117
api.PaintRenderingContext2D.isPointInPath 📋Chrome3/6/20183117
api.PaintRenderingContext2D.isPointInStroke 📋Chrome3/6/20183117
api.PaintRenderingContext2D.lineCap 📋Chrome3/6/20183117
api.PaintRenderingContext2D.lineDashOffset 📋Chrome3/6/20183117
api.PaintRenderingContext2D.lineJoin 📋Chrome3/6/20183117
api.PaintRenderingContext2D.lineWidth 📋Chrome3/6/20183117
api.PaintRenderingContext2D.miterLimit 📋Chrome3/6/20183117
api.PaintRenderingContext2D.resetTransform 📋Chrome3/6/20183117
api.PaintRenderingContext2D.restore 📋Chrome3/6/20183117
api.PaintRenderingContext2D.rotate 📋Chrome3/6/20183117
api.PaintRenderingContext2D.save 📋Chrome3/6/20183117
api.PaintRenderingContext2D.scale 📋Chrome3/6/20183117
api.PaintRenderingContext2D.setLineDash 📋Chrome3/6/20183117
api.PaintRenderingContext2D.setTransform 📋Chrome7/24/20182977
api.PaintRenderingContext2D.shadowBlur 📋Chrome3/6/20183117
api.PaintRenderingContext2D.shadowColor 📋Chrome3/6/20183117
api.PaintRenderingContext2D.shadowOffsetX 📋Chrome3/6/20183117
api.PaintRenderingContext2D.shadowOffsetY 📋Chrome3/6/20183117
api.PaintRenderingContext2D.stroke 📋Chrome3/6/20183117
api.PaintRenderingContext2D.strokeRect 📋Chrome3/6/20183117
api.PaintRenderingContext2D.strokeStyle 📋Chrome3/6/20183117
api.PaintRenderingContext2D.transform 📋Chrome3/6/20183117
api.PaintRenderingContext2D.translate 📋Chrome3/6/20183117
api.PaintSize 📋Chrome3/6/20183117
api.PaintSize.height 📋Chrome3/6/20183117
api.PaintSize.width 📋Chrome3/6/20183117
api.PaintWorkletGlobalScope 📋Chrome3/6/20183117
api.PaintWorkletGlobalScope.devicePixelRatio 📋Chrome3/6/20183117
api.PaintWorkletGlobalScope.registerPaint 📋Chrome3/6/20183117
api.PasswordCredential 📋Chrome5/25/20163767
api.PasswordCredential.PasswordCredential 📋Chrome5/25/20163767
api.PasswordCredential.iconURL 📋Chrome5/25/20163767
api.PasswordCredential.name 📋Chrome5/25/20163767
api.PasswordCredential.password 📋Chrome7/25/20173341
api.PaymentAddress Edge4/5/20173452
api.PaymentAddress.addressLine Edge4/5/20173452
api.PaymentAddress.city Edge4/5/20173452
api.PaymentAddress.country Edge4/5/20173452
api.PaymentAddress.dependentLocality Edge4/5/20173452
api.PaymentAddress.organization Edge4/5/20173452
api.PaymentAddress.phone Edge4/5/20173452
api.PaymentAddress.postalCode Edge4/5/20173452
api.PaymentAddress.recipient Edge4/5/20173452
api.PaymentAddress.region Edge4/5/20173452
api.PaymentAddress.sortingCode Edge4/5/20173452
api.PaymentAddress.toJSON Edge4/5/20173452
api.PaymentManager 📋Chrome10/16/20182893
api.PaymentManager.enableDelegations 📋Chrome2/4/20202417
api.PaymentManager.secure_context_required Chrome2/20/2024940
api.PaymentManager.userHint 📋Chrome10/16/20182893
api.PaymentRequest.PaymentRequest.secure_payment_confirmation_method Chrome10/19/20211794
api.PaymentRequest.merchantvalidation_event Firefox8/8/20173327
api.PaymentRequestEvent 📋Chrome10/16/20182893
api.PaymentRequestEvent.PaymentRequestEvent 📋Chrome10/16/20182893
api.PaymentRequestEvent.changePaymentMethod 📋Chrome7/30/20192606
api.PaymentRequestEvent.changeShippingAddress 📋Chrome2/4/20202417
api.PaymentRequestEvent.changeShippingOption 📋Chrome2/4/20202417
api.PaymentRequestEvent.methodData 📋Chrome10/16/20182893
api.PaymentRequestEvent.modifiers 📋Chrome10/16/20182893
api.PaymentRequestEvent.openWindow 📋Chrome10/16/20182893
api.PaymentRequestEvent.paymentOptions 📋Chrome2/4/20202417
api.PaymentRequestEvent.paymentRequestId 📋Chrome10/16/20182893
api.PaymentRequestEvent.paymentRequestOrigin 📋Chrome10/16/20182893
api.PaymentRequestEvent.respondWith 📋Chrome10/16/20182893
api.PaymentRequestEvent.shippingOptions 📋Chrome2/4/20202417
api.PaymentRequestEvent.topOrigin 📋Chrome10/16/20182893
api.PaymentRequestEvent.total 📋Chrome10/16/20182893
api.PaymentRequestUpdateEvent.secure_context_required Chrome2/20/2024940
api.Performance.eventCounts 📋Chrome8/25/20202214
api.Performance.measureUserAgentSpecificMemory 📋Chrome3/2/20212025
api.Performance.memory Chrome10/19/20105812
api.PerformanceElementTiming 📋Chrome9/10/20192564
api.PerformanceElementTiming.element 📋Chrome9/10/20192564
api.PerformanceElementTiming.id 📋Chrome9/10/20192564
api.PerformanceElementTiming.identifier 📋Chrome9/10/20192564
api.PerformanceElementTiming.intersectionRect 📋Chrome9/10/20192564
api.PerformanceElementTiming.loadTime 📋Chrome9/10/20192564
api.PerformanceElementTiming.naturalHeight 📋Chrome9/10/20192564
api.PerformanceElementTiming.naturalWidth 📋Chrome9/10/20192564
api.PerformanceElementTiming.renderTime 📋Chrome9/10/20192564
api.PerformanceElementTiming.toJSON 📋Chrome9/10/20192564
api.PerformanceElementTiming.url 📋Chrome9/10/20192564
api.PerformanceEventTiming 📋Chrome7/30/20192606
api.PerformanceEventTiming.cancelable 📋Chrome7/30/20192606
api.PerformanceEventTiming.interactionId 📋Chrome11/15/20211767
api.PerformanceEventTiming.processingEnd 📋Chrome7/30/20192606
api.PerformanceEventTiming.processingStart 📋Chrome7/30/20192606
api.PerformanceEventTiming.target 📋Chrome8/25/20202214
api.PerformanceEventTiming.toJSON 📋Chrome7/30/20192606
api.PerformanceLongAnimationFrameTiming 📋Chrome3/19/2024912
api.PerformanceLongAnimationFrameTiming.blockingDuration 📋Chrome3/19/2024912
api.PerformanceLongAnimationFrameTiming.firstUIEventTimestamp 📋Chrome3/19/2024912
api.PerformanceLongAnimationFrameTiming.renderStart 📋Chrome3/19/2024912
api.PerformanceLongAnimationFrameTiming.scripts 📋Chrome3/19/2024912
api.PerformanceLongAnimationFrameTiming.styleAndLayoutStart 📋Chrome3/19/2024912
api.PerformanceLongAnimationFrameTiming.toJSON 📋Chrome3/19/2024912
api.PerformanceLongTaskTiming 📋Chrome4/19/20173438
api.PerformanceLongTaskTiming.attribution 📋Chrome4/19/20173438
api.PerformanceLongTaskTiming.toJSON 📋Chrome4/19/20173438
api.PerformanceNavigationTiming.activationStart 📋Chrome11/29/20221388
api.PerformanceNavigationTiming.criticalCHRestart 📋Chrome8/15/20231129
api.PerformanceNavigationTiming.notRestoredReasons 📋Chrome5/14/2024856
api.PerformanceObserver.PerformanceObserver.droppedEntriesCount 📋Chrome10/19/20211794
api.PerformancePaintTiming.first-paint 📋Chrome7/25/20173341
api.PerformanceResourceTiming.contentType 📋Firefox8/6/2024772
api.PerformanceResourceTiming.deliveryType 📋Chrome9/12/20231101
api.PerformanceResourceTiming.deliveryType.navigational-prefetch 📋Chrome9/12/20231101
api.PerformanceResourceTiming.finalResponseHeadersStart 📋Chrome2/4/2025590
api.PerformanceResourceTiming.firstInterimResponseStart 📋Chrome7/18/20231157
api.PerformanceResourceTiming.renderBlockingStatus 📋Chrome10/25/20221423
api.PerformanceResourceTiming.responseStatus 📋Chrome1/10/20231346
api.PerformanceScriptTiming 📋Chrome3/19/2024912
api.PerformanceScriptTiming.executionStart 📋Chrome3/19/2024912
api.PerformanceScriptTiming.forcedStyleAndLayoutDuration 📋Chrome3/19/2024912
api.PerformanceScriptTiming.invoker 📋Chrome3/19/2024912
api.PerformanceScriptTiming.invokerType 📋Chrome3/19/2024912
api.PerformanceScriptTiming.pauseDuration 📋Chrome3/19/2024912
api.PerformanceScriptTiming.sourceCharPosition 📋Chrome3/19/2024912
api.PerformanceScriptTiming.sourceFunctionName 📋Chrome3/19/2024912
api.PerformanceScriptTiming.sourceURL 📋Chrome3/19/2024912
api.PerformanceScriptTiming.toJSON 📋Chrome3/19/2024912
api.PerformanceScriptTiming.window 📋Chrome3/19/2024912
api.PerformanceScriptTiming.windowAttribution 📋Chrome3/19/2024912
api.PeriodicSyncEvent 📋Chrome2/4/20202417
api.PeriodicSyncEvent.PeriodicSyncEvent 📋Chrome2/4/20202417
api.PeriodicSyncEvent.tag 📋Chrome2/4/20202417
api.PeriodicSyncManager 📋Chrome2/4/20202417
api.PeriodicSyncManager.getTags 📋Chrome2/4/20202417
api.PeriodicSyncManager.register 📋Chrome2/4/20202417
api.PeriodicSyncManager.unregister 📋Chrome2/4/20202417
api.Permissions.permission_accelerometer Chrome10/17/20173257
api.Permissions.permission_accessibility-events Chrome10/17/20173257
api.Permissions.permission_ambient-light-sensor Chrome10/17/20173257
api.Permissions.permission_background-sync Chrome10/17/20173257
api.Permissions.permission_clipboard-read Chrome1/23/20183159
api.Permissions.permission_clipboard-write 📋Chrome1/23/20183159
api.Permissions.permission_compute-pressure 📋Chrome5/14/2024856
api.Permissions.permission_gyroscope Chrome5/25/20163767
api.Permissions.permission_local-fonts Chrome6/21/20221549
api.Permissions.permission_magnetometer Chrome10/17/20173257
api.Permissions.permission_midi 📋Chrome5/19/20154139
api.Permissions.permission_payment-handler Chrome4/17/20183075
api.Permissions.permission_persistent-storage Firefox4/19/20173438
api.Permissions.permission_screen-wake-lock 📋Edge7/16/20202254
api.Permissions.permission_storage-access 📋Edge8/27/20202212
api.Permissions.permission_top-level-storage-access 📋Chrome5/2/20231234
api.Permissions.permission_window-management 📋Chrome3/7/20231290
api.Permissions.request 📋Chrome10/13/20153992
api.Permissions.requestAll Chrome1/20/20163893
api.Permissions.revoke 📋Chrome10/13/20153992
api.PictureInPictureEvent 📋Chrome8/25/20202214
api.PictureInPictureEvent.PictureInPictureEvent 📋Chrome8/25/20202214
api.PictureInPictureEvent.pictureInPictureWindow 📋Chrome9/4/20182935
api.PictureInPictureWindow 📋Chrome9/4/20182935
api.PictureInPictureWindow.height 📋Chrome9/4/20182935
api.PictureInPictureWindow.resize_event 📋Chrome9/4/20182935
api.PictureInPictureWindow.width 📋Chrome9/4/20182935
api.PointerEvent.persistentDeviceId 📋Chrome8/20/2024758
api.PointerEvent.pointerType.fractional_coordinates Chrome1/23/20183159
Chrome: movementX and movementY are not fractional, see bug 41364801.Chrome Android: movementX and movementY are not fractional, see bug 41364801.Edge: movementX and movementY are not fractional, see bug 41364801.Edge: Only clientX, clientY, pageX and pageY are fractional.Internet Explorer: Only clientX, clientY, pageX and pageY are fractional.Quest Browser: movementX and movementY are not fractional, see bug 41364801.Opera: movementX and movementY are not fractional, see bug 41364801.Opera Android: movementX and movementY are not fractional, see bug 41364801.Samsung Internet: movementX and movementY are not fractional, see bug 41364801.WebView Android: movementX and movementY are not fractional, see bug 41364801.
api.PopStateEvent.hasUAVisualTransition 📋Chrome10/10/20231073
api.PositionSensorVRDevice Firefox7/2/20154095
api.PositionSensorVRDevice.getImmediateState Firefox7/2/20154095
api.PositionSensorVRDevice.getState Firefox7/2/20154095
api.PositionSensorVRDevice.resetSensor Firefox7/2/20154095
api.Presentation 📋Chrome12/1/20153943
api.Presentation.defaultRequest 📋Chrome12/1/20153943
api.Presentation.receiver 📋Chrome6/5/20173391
api.PresentationAvailability 📋Chrome12/1/20153943
api.PresentationAvailability.change_event 📋Chrome12/1/20153943
api.PresentationAvailability.value 📋Chrome12/1/20153943
api.PresentationConnection 📋Chrome12/1/20153943
api.PresentationConnection.binaryType 📋Chrome12/1/20153943
api.PresentationConnection.close 📋Chrome3/2/20163851
api.PresentationConnection.close_event Chrome4/13/20163809
api.PresentationConnection.connect_event Chrome4/13/20163809
api.PresentationConnection.id 📋Chrome12/1/20153943
api.PresentationConnection.message_event Chrome12/1/20153943
api.PresentationConnection.send 📋Chrome12/1/20153943
api.PresentationConnection.state 📋Chrome12/1/20153943
api.PresentationConnection.terminate 📋Chrome1/20/20163893
api.PresentationConnection.terminate_event Chrome4/13/20163809
api.PresentationConnection.url 📋Chrome3/9/20173479
api.PresentationConnectionAvailableEvent 📋Chrome12/1/20153943
api.PresentationConnectionAvailableEvent.PresentationConnectionAvailableEvent 📋Chrome12/1/20153943
api.PresentationConnectionAvailableEvent.connection 📋Chrome12/1/20153943
api.PresentationConnectionCloseEvent 📋Chrome4/13/20163809
api.PresentationConnectionCloseEvent.PresentationConnectionCloseEvent 📋Chrome4/13/20163809
api.PresentationConnectionCloseEvent.message 📋Chrome4/13/20163809
api.PresentationConnectionCloseEvent.reason 📋Chrome4/13/20163809
api.PresentationConnectionList 📋Chrome6/5/20173391
api.PresentationConnectionList.connectionavailable_event Chrome6/5/20173391
api.PresentationConnectionList.connections 📋Chrome6/5/20173391
api.PresentationReceiver 📋Chrome6/5/20173391
api.PresentationReceiver.connectionList 📋Chrome6/5/20173391
api.PresentationRequest 📋Chrome12/1/20153943
api.PresentationRequest.PresentationRequest 📋Chrome12/1/20153943
api.PresentationRequest.connectionavailable_event 📋Chrome12/1/20153943
api.PresentationRequest.getAvailability 📋Chrome12/1/20153943
api.PresentationRequest.reconnect 📋Chrome12/1/20153943
api.PresentationRequest.secure_context_required Chrome9/5/20173299
api.PresentationRequest.start 📋Chrome12/1/20153943
api.PressureObserver 📋Chrome5/14/2024856
api.PressureObserver.PressureObserver 📋Chrome5/14/2024856
api.PressureObserver.disconnect 📋Chrome5/14/2024856
api.PressureObserver.knownSources_static 📋Chrome5/14/2024856
api.PressureObserver.observe 📋Chrome5/14/2024856
api.PressureObserver.takeRecords 📋Chrome5/14/2024856
api.PressureObserver.unobserve 📋Chrome5/14/2024856
api.PressureRecord 📋Chrome5/14/2024856
api.PressureRecord.source 📋Chrome5/14/2024856
api.PressureRecord.state 📋Chrome5/14/2024856
api.PressureRecord.time 📋Chrome5/14/2024856
api.PressureRecord.toJSON 📋Chrome5/14/2024856
api.Profiler 📋Chrome9/21/20211822
api.Profiler.Profiler 📋Chrome9/21/20211822
api.Profiler.sampleInterval 📋Chrome9/21/20211822
api.Profiler.stop 📋Chrome9/21/20211822
api.Profiler.stopped 📋Chrome9/21/20211822
api.ProtectedAudience 📋Chrome7/23/2024786
api.ProtectedAudience.queryFeatureSupport 📋Chrome7/23/2024786
api.PublicKeyCredential.parseCreationOptionsFromJSON_static 📋Firefox10/24/20231059
api.PublicKeyCredential.parseRequestOptionsFromJSON_static 📋Firefox10/24/20231059
api.PublicKeyCredential.signalAllAcceptedCredentials_static 📋Chrome1/14/2025611
api.PublicKeyCredential.signalCurrentUserDetails_static 📋Chrome1/14/2025611
api.PublicKeyCredential.signalUnknownCredential_static 📋Chrome1/14/2025611
api.PublicKeyCredential.toJSON 📋Firefox10/24/20231059
api.PushManager.hasPermission Chrome4/14/20154174
api.PushManager.register Chrome4/14/20154174
api.PushManager.registrations Chrome4/14/20154174
api.PushManager.unregister Chrome4/14/20154174
api.PushSubscription.subscriptionId Chrome4/14/20154174
api.PushSubscriptionChangeEvent 📋Safari9/12/20221466
Firefox: The pushsubscriptionchange event is fired but does not have the oldSubscription and newSubscription properties. See bug 1497429.Firefox for Android: The pushsubscriptionchange event is fired but does not have the oldSubscription and newSubscription properties. See bug 1497429.Safari: Notifications are supported on macOS Ventura and later.Safari on iOS: Notifications are supported in web apps saved to the home screen.WebView on iOS: Notifications are supported in web apps saved to the home screen.
api.PushSubscriptionChangeEvent.PushSubscriptionChangeEvent 📋Safari10/24/20221424
Safari on iOS: Notifications are supported in web apps saved to the home screen.WebView on iOS: Notifications are supported in web apps saved to the home screen.
api.PushSubscriptionChangeEvent.newSubscription 📋Safari9/12/20221466
Safari: Notifications are supported on macOS Ventura and later.Safari on iOS: Notifications are supported in web apps saved to the home screen.WebView on iOS: Notifications are supported in web apps saved to the home screen.
api.PushSubscriptionChangeEvent.oldSubscription 📋Safari9/12/20221466
Safari: Notifications are supported on macOS Ventura and later.Safari on iOS: Notifications are supported in web apps saved to the home screen.WebView on iOS: Notifications are supported in web apps saved to the home screen.
api.PushSubscriptionOptions.userVisibleOnly 📋Chrome10/12/20163627
Safari: Notifications are supported on macOS Ventura and later.Safari on iOS: Notifications are supported in web apps saved to the home screen.WebView on iOS: Notifications are supported in web apps saved to the home screen.
api.RGBColor Safari10/26/20076901
api.RGBColor.blue Safari10/26/20076901
api.RGBColor.green Safari10/26/20076901
api.RGBColor.red Safari10/26/20076901
api.RTCCertificate.getFingerprints 📋Chrome9/5/20173299
api.RTCDataChannel.closing_event 📋Chrome4/7/20202354
api.RTCDataChannel.priority 📋Safari9/20/20211823
api.RTCDataChannel.reliable Chrome1/10/20134998
api.RTCDataChannel.sctp_sdp_21 Chrome4/19/20173438
api.RTCDataChannel.transferable 📋Safari9/20/20211823
api.RTCDtlsTransport.error_event Edge7/29/20154068
api.RTCDtlsTransport.getRemoteCertificates 📋Edge7/29/20154068
api.RTCEncodedAudioFrame.RTCEncodedAudioFrame 📋Chrome7/23/2024786
api.RTCEncodedVideoFrame.RTCEncodedVideoFrame 📋Chrome7/23/2024786
api.RTCError 📋Chrome4/23/20192704
api.RTCError.RTCError 📋Chrome4/23/20192704
api.RTCError.errorDetail 📋Chrome4/23/20192704
api.RTCError.httpRequestStatusCode 📋Chrome4/23/20192704
api.RTCError.receivedAlert 📋Chrome4/23/20192704
api.RTCError.sctpCauseCode 📋Chrome4/23/20192704
api.RTCError.sdpLineNumber 📋Chrome4/23/20192704
api.RTCError.sentAlert 📋Chrome4/23/20192704
api.RTCErrorEvent 📋Chrome4/23/20192704
api.RTCErrorEvent.RTCErrorEvent 📋Chrome4/23/20192704
api.RTCErrorEvent.error 📋Chrome4/23/20192704
api.RTCIceCandidate.relayProtocol 📋Chrome4/16/2024884
Firefox: See bug 1886013.Firefox for Android: See bug 1886013.
api.RTCIceCandidate.url 📋Chrome4/16/2024884
Firefox: See bug 1886013.Firefox for Android: See bug 1886013.
api.RTCIceTransport.getLocalCandidates 📋Chrome6/4/20192662
api.RTCIceTransport.getLocalParameters 📋Chrome6/4/20192662
api.RTCIceTransport.getRemoteCandidates 📋Edge11/12/20153962
api.RTCIceTransport.getRemoteParameters 📋Edge11/12/20153962
api.RTCIceTransport.getSelectedCandidatePair 📋Chrome6/4/20192662
api.RTCIceTransport.role 📋Edge11/12/20153962
api.RTCIceTransport.selectedcandidatepairchange_event 📋Chrome6/4/20192662
api.RTCIdentityAssertion 📋Firefox8/11/20154055
Firefox: The RTCIdentityAssertion interface itself is not present, but an object with the same properties is usedFirefox for Android: The RTCIdentityAssertion interface itself is not present, but an object with the same properties is used
api.RTCIdentityAssertion.idp 📋Firefox8/11/20154055
api.RTCIdentityAssertion.name 📋Firefox8/11/20154055
api.RTCPeerConnection.RTCPeerConnection.configuration_iceCandidatePoolSize_parameter Chrome6/5/20173391
api.RTCPeerConnection.RTCPeerConnection.configuration_iceServers_parameter.credentialType_parameter Firefox6/7/20163754
api.RTCPeerConnection.RTCPeerConnection.configuration_iceServers_parameter.url_parameter Firefox6/25/20134832
api.RTCPeerConnection.RTCPeerConnection.configuration_peerIdentity_parameter Firefox9/2/20144398
api.RTCPeerConnection.RTCPeerConnection.configuration_rtcpMuxPolicy_parameter Chrome3/9/20173479
Chrome: Default for rtcpMuxPolicy is requireEdge: Default for rtcpMuxPolicy is requireOpera: Default for rtcpMuxPolicy is require
api.RTCPeerConnection.addStream Chrome1/10/20134998
api.RTCPeerConnection.addstream_event Chrome1/10/20134998
api.RTCPeerConnection.createDTMFSender Chrome5/21/20134867
api.RTCPeerConnection.getIdentityAssertion 📋Firefox8/11/20154055
api.RTCPeerConnection.getLocalStreams Chrome5/21/20134867
api.RTCPeerConnection.getReceivers.stopped_transceivers_removed Chrome1/19/20212067
api.RTCPeerConnection.getRemoteStreams Chrome5/21/20134867
api.RTCPeerConnection.getSenders.stopped_transceivers_removed Chrome1/19/20212067
api.RTCPeerConnection.getTransceivers.stopped_transceivers_removed Chrome1/19/20212067
api.RTCPeerConnection.icecandidateerror_event 📋Chrome9/10/20192564
api.RTCPeerConnection.idpLoginUrl 📋Firefox8/11/20154055
api.RTCPeerConnection.peerIdentity 📋Firefox8/11/20154055
api.RTCPeerConnection.removeStream Chrome1/10/20134998
api.RTCPeerConnection.removestream_event Chrome1/10/20134998
api.RTCPeerConnection.setIdentityProvider 📋Firefox8/11/20154055
api.RTCPeerConnectionIceErrorEvent 📋Chrome9/10/20192564
api.RTCPeerConnectionIceErrorEvent.RTCPeerConnectionIceErrorEvent 📋Chrome9/10/20192564
api.RTCPeerConnectionIceErrorEvent.address 📋Chrome4/7/20202354
api.RTCPeerConnectionIceErrorEvent.errorCode 📋Chrome9/10/20192564
api.RTCPeerConnectionIceErrorEvent.errorText 📋Chrome9/10/20192564
api.RTCPeerConnectionIceErrorEvent.hostCandidate Chrome9/10/20192564
api.RTCPeerConnectionIceErrorEvent.port 📋Chrome4/7/20202354
api.RTCPeerConnectionIceErrorEvent.url 📋Chrome9/10/20192564
api.RTCPeerConnectionIceEvent.url 📋Safari9/17/20182922
api.RTCRtpReceiver.createEncodedStreams Edge10/9/20202169
api.RTCRtpReceiver.getContributingSources.rtpTimestamp 📋Chrome7/30/20192606
api.RTCRtpReceiver.getParameters.return_object_property_headerExtensions 📋Safari9/19/20173285
api.RTCRtpReceiver.getParameters.return_object_property_rtcp 📋Chrome9/4/20182935
api.RTCRtpReceiver.jitterBufferTarget 📋Firefox7/4/20231171
api.RTCRtpReceiver.rtcpTransport Edge7/29/20154068
api.RTCRtpReceiver.transform 📋Safari3/14/20221648
api.RTCRtpScriptTransform 📋Safari3/14/20221648
api.RTCRtpScriptTransform.RTCRtpScriptTransform 📋Safari3/14/20221648
api.RTCRtpScriptTransformer 📋Safari3/14/20221648
api.RTCRtpScriptTransformer.generateKeyFrame 📋Safari3/14/20221648
api.RTCRtpScriptTransformer.options 📋Safari3/14/20221648
api.RTCRtpScriptTransformer.readable 📋Safari3/14/20221648
api.RTCRtpScriptTransformer.sendKeyFrameRequest 📋Safari3/14/20221648
api.RTCRtpScriptTransformer.writable 📋Safari3/14/20221648
api.RTCRtpSender.createEncodedStreams Edge10/9/20202169
api.RTCRtpSender.getParameters.return_object_property_degradationPreference Safari3/25/20192733
api.RTCRtpSender.getParameters.return_object_property_transactionId 📋Chrome9/4/20182935
api.RTCRtpSender.rtcpTransport Edge11/12/20153962
api.RTCRtpSender.setParameters.parameters_degradationPreference_parameter Safari3/25/20192733
api.RTCRtpSender.setParameters.parameters_encodings_parameter.dtx Safari9/19/20173285
api.RTCRtpSender.setParameters.parameters_encodings_parameter.rid Firefox4/26/20163796
api.RTCRtpSender.setParameters.parameters_encodings_parameter.scaleResolutionDownBy 📋Firefox4/26/20163796
api.RTCRtpSender.setParameters.parameters_transactionId_parameter 📋Chrome9/4/20182935
api.RTCRtpSender.transform 📋Safari3/14/20221648
api.RTCRtpTransceiver.currentDirection.stopped_value 📋Chrome6/21/20221549
api.RTCRtpTransceiver.direction.value_stopped 📋Chrome6/21/20221549
api.RTCRtpTransceiver.getHeaderExtensionsToNegotiate 📋Chrome9/12/20231101
api.RTCRtpTransceiver.getNegotiatedHeaderExtensions 📋Chrome9/12/20231101
api.RTCRtpTransceiver.setHeaderExtensionsToNegotiate 📋Chrome9/12/20231101
api.RTCStatsReport.type_candidate-pair.availableOutgoingBitrate 📋Chrome4/19/20173438
api.RTCStatsReport.type_candidate-pair.bytesDiscardedOnSend 📋Chrome11/15/20211767
api.RTCStatsReport.type_candidate-pair.consentRequestsSent 📋Chrome2/4/20202417
api.RTCStatsReport.type_candidate-pair.currentRoundTripTime 📋Chrome12/4/20182844
api.RTCStatsReport.type_candidate-pair.lastPacketReceivedTimestamp 📋Firefox9/28/20173276
api.RTCStatsReport.type_candidate-pair.lastPacketSentTimestamp 📋Firefox9/28/20173276
api.RTCStatsReport.type_candidate-pair.packetsDiscardedOnSend 📋Chrome11/15/20211767
api.RTCStatsReport.type_candidate-pair.packetsReceived 📋Chrome11/15/20211767
api.RTCStatsReport.type_candidate-pair.packetsSent 📋Chrome11/15/20211767
api.RTCStatsReport.type_candidate-pair.priority Firefox11/3/20153971
api.RTCStatsReport.type_candidate-pair.requestsReceived 📋Chrome4/19/20173438
api.RTCStatsReport.type_candidate-pair.requestsSent 📋Chrome4/19/20173438
api.RTCStatsReport.type_candidate-pair.responsesReceived 📋Chrome4/19/20173438
api.RTCStatsReport.type_candidate-pair.responsesSent 📋Chrome4/19/20173438
api.RTCStatsReport.type_candidate-pair.totalRoundTripTime 📋Safari9/19/20173285
api.RTCStatsReport.type_certificate 📋Chrome2/4/20202417
api.RTCStatsReport.type_certificate.base64Certificate 📋Chrome2/4/20202417
api.RTCStatsReport.type_certificate.fingerprint 📋Chrome2/4/20202417
api.RTCStatsReport.type_certificate.fingerprintAlgorithm 📋Chrome2/4/20202417
api.RTCStatsReport.type_certificate.id 📋Chrome2/4/20202417
api.RTCStatsReport.type_certificate.timestamp 📋Chrome2/4/20202417
api.RTCStatsReport.type_certificate.type 📋Chrome2/4/20202417
api.RTCStatsReport.type_codec.transportId 📋Chrome3/2/20212025
api.RTCStatsReport.type_data-channel.dataChannelIdentifier 📋Firefox7/28/20202242
api.RTCStatsReport.type_inbound-rtp.audioLevel 📋Edge10/9/20202169
api.RTCStatsReport.type_inbound-rtp.codecId 📋Chrome2/4/20202417
api.RTCStatsReport.type_inbound-rtp.frameHeight 📋Edge10/9/20202169
api.RTCStatsReport.type_inbound-rtp.frameWidth 📋Edge10/9/20202169
api.RTCStatsReport.type_inbound-rtp.framesDecoded 📋Chrome12/10/20192473
api.RTCStatsReport.type_inbound-rtp.framesPerSecond 📋Edge10/9/20202169
api.RTCStatsReport.type_inbound-rtp.framesReceived 📋Edge10/9/20202169
api.RTCStatsReport.type_inbound-rtp.jitterBufferMinimumDelay 📋Edge9/1/20221477
api.RTCStatsReport.type_inbound-rtp.jitterBufferTargetDelay 📋Edge9/1/20221477
api.RTCStatsReport.type_inbound-rtp.keyFramesDecoded 📋Chrome12/10/20192473
api.RTCStatsReport.type_inbound-rtp.lastPacketReceivedTimestamp 📋Chrome2/4/20202417
api.RTCStatsReport.type_inbound-rtp.nackCount 📋Firefox8/8/20173327
api.RTCStatsReport.type_inbound-rtp.playoutId 📋Chrome3/7/20231290
api.RTCStatsReport.type_inbound-rtp.qpSum 📋Chrome12/10/20192473
api.RTCStatsReport.type_inbound-rtp.remoteId 📋Firefox7/9/20192627
api.RTCStatsReport.type_inbound-rtp.totalDecodeTime 📋Chrome12/10/20192473
api.RTCStatsReport.type_inbound-rtp.totalInterFrameDelay 📋Chrome12/10/20192473
api.RTCStatsReport.type_inbound-rtp.totalProcessingDelay 📋Chrome6/21/20221549
api.RTCStatsReport.type_inbound-rtp.totalSquaredInterFrameDelay 📋Chrome12/10/20192473
api.RTCStatsReport.type_inbound-rtp.transportId 📋Safari9/19/20173285
api.RTCStatsReport.type_local-candidate.address 📋Firefox1/29/20192788
api.RTCStatsReport.type_local-candidate.foundation 📋Chrome11/29/20221388
api.RTCStatsReport.type_local-candidate.usernameFragment 📋Chrome11/29/20221388
api.RTCStatsReport.type_media-playout 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.id 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.kind 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.synthesizedSamplesDuration 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.synthesizedSamplesEvents 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.timestamp 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.totalPlayoutDelay 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.totalSamplesCount 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.totalSamplesDuration 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-playout.type 📋Chrome3/7/20231290
api.RTCStatsReport.type_media-source.audioLevel 📋Chrome2/4/20202417
api.RTCStatsReport.type_media-source.frames 📋Chrome4/13/20211983
api.RTCStatsReport.type_media-source.framesPerSecond 📋Chrome2/4/20202417
api.RTCStatsReport.type_media-source.height 📋Chrome2/4/20202417
api.RTCStatsReport.type_media-source.totalAudioEnergy 📋Chrome2/4/20202417
api.RTCStatsReport.type_media-source.totalSamplesDuration 📋Chrome2/4/20202417
api.RTCStatsReport.type_media-source.width 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.active 📋Chrome9/27/20221451
api.RTCStatsReport.type_outbound-rtp.frameHeight 📋Edge7/16/20202254
api.RTCStatsReport.type_outbound-rtp.frameWidth 📋Edge7/16/20202254
api.RTCStatsReport.type_outbound-rtp.framesEncoded 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.framesPerSecond 📋Edge7/16/20202254
api.RTCStatsReport.type_outbound-rtp.framesSent 📋Edge7/16/20202254
api.RTCStatsReport.type_outbound-rtp.keyFramesEncoded 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.mediaSourceId 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.mid 📋Edge9/1/20221477
api.RTCStatsReport.type_outbound-rtp.qpSum 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.qualityLimitationDurations 📋Chrome8/31/20211843
api.RTCStatsReport.type_outbound-rtp.qualityLimitationReason 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.remoteId 📋Firefox2/4/20144608
api.RTCStatsReport.type_outbound-rtp.rid 📋Edge9/1/20221477
api.RTCStatsReport.type_outbound-rtp.scalabilityMode 📋Chrome2/7/20231318
api.RTCStatsReport.type_outbound-rtp.targetBitrate 📋Chrome2/1/20221689
api.RTCStatsReport.type_outbound-rtp.totalEncodeTime 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.totalEncodedBytesTarget 📋Firefox6/28/20221542
api.RTCStatsReport.type_outbound-rtp.totalPacketSendDelay 📋Chrome2/4/20202417
api.RTCStatsReport.type_outbound-rtp.transportId 📋Safari9/19/20173285
api.RTCStatsReport.type_remote-candidate.address 📋Firefox1/29/20192788
api.RTCStatsReport.type_remote-candidate.foundation 📋Chrome11/29/20221388
api.RTCStatsReport.type_remote-candidate.usernameFragment 📋Chrome11/29/20221388
api.RTCStatsReport.type_remote-inbound-rtp.fractionLost 📋Chrome5/25/20211941
api.RTCStatsReport.type_remote-inbound-rtp.jitter 📋Firefox1/7/20202445
api.RTCStatsReport.type_remote-inbound-rtp.packetsLost 📋Firefox1/7/20202445
api.RTCStatsReport.type_remote-inbound-rtp.packetsReceived 📋Firefox1/7/20202445
api.RTCStatsReport.type_remote-inbound-rtp.roundTripTimeMeasurements 📋Chrome5/25/20211941
api.RTCStatsReport.type_remote-inbound-rtp.totalRoundTripTime 📋Chrome5/25/20211941
api.RTCStatsReport.type_remote-inbound-rtp.transportId 📋Safari9/19/20173285
api.RTCStatsReport.type_remote-outbound-rtp.bytesSent 📋Firefox1/7/20202445
api.RTCStatsReport.type_remote-outbound-rtp.id 📋Firefox1/7/20202445
api.RTCStatsReport.type_remote-outbound-rtp.localId 📋Firefox7/9/20192627
api.RTCStatsReport.type_remote-outbound-rtp.packetsSent 📋Firefox1/7/20202445
api.RTCStatsReport.type_remote-outbound-rtp.remoteTimestamp 📋Firefox7/28/20202242
api.RTCStatsReport.type_remote-outbound-rtp.reportsSent 📋Chrome5/25/20211941
api.RTCStatsReport.type_remote-outbound-rtp.roundTripTimeMeasurements 📋Chrome11/15/20211767
api.RTCStatsReport.type_remote-outbound-rtp.timestamp 📋Firefox1/7/20202445
api.RTCStatsReport.type_remote-outbound-rtp.totalRoundTripTime 📋Chrome11/15/20211767
api.RTCStatsReport.type_remote-outbound-rtp.transportId 📋Safari9/19/20173285
api.RTCStatsReport.type_remote-outbound-rtp.type 📋Firefox1/7/20202445
api.RTCStatsReport.type_transport 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.bytesReceived 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.bytesSent 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.dtlsCipher 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.dtlsRole 📋Chrome6/21/20221549
api.RTCStatsReport.type_transport.dtlsState 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.iceLocalUsernameFragment 📋Chrome6/21/20221549
api.RTCStatsReport.type_transport.iceRole 📋Chrome6/21/20221549
api.RTCStatsReport.type_transport.iceState 📋Chrome6/21/20221549
api.RTCStatsReport.type_transport.id 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.localCertificateId 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.packetsReceived 📋Edge10/9/20202169
api.RTCStatsReport.type_transport.packetsSent 📋Edge10/9/20202169
api.RTCStatsReport.type_transport.remoteCertificateId 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.selectedCandidatePairChanges 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.selectedCandidatePairId 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.srtpCipher 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.timestamp 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.tlsVersion 📋Chrome2/4/20202417
api.RTCStatsReport.type_transport.type 📋Chrome2/4/20202417
api.RTCTransformEvent 📋Safari3/14/20221648
api.RTCTransformEvent.transformer 📋Safari3/14/20221648
api.Range.compareNode Safari10/26/20076901
api.Range.detach 📋Safari6/23/20038487
Chrome: Starting in Chrome 37, this method is a no-op and has no effect.Chrome Android: Starting in Chrome Android 37, this method is a no-op and has no effect.Firefox: Starting in Firefox 15.0, this method is a no-op and has no effect.Firefox for Android: Starting in Firefox for Android 15.0, this method is a no-op and has no effect.Quest Browser: Starting in Quest Browser 5.0, this method is a no-op and has no effect.Opera: Starting in Opera 24, this method is a no-op and has no effect.Opera Android: Starting in Opera 24, this method is a no-op and has no effect.Safari: Starting in Safari 10, this method is a no-op and has no effect, see bug 148454.Safari on iOS: Starting in Safari on iOS 10, this method is a no-op and has no effect, see bug 148454.Samsung Internet: Starting in Samsung Internet 3.0, this method is a no-op and has no effect.WebView Android: Starting in WebView Android 37, this method is a no-op and has no effect.WebView on iOS: Starting in WebView on iOS 10, this method is a no-op and has no effect, see bug 148454.
api.ReadableByteStreamController 📋Chrome3/2/20212025
Deno: ReadableByteStreamController is not exposed on the global scope.Node.js: Before 18.10.0, handling a BYOB pull request from a released reader is not supported.Node.js: Available as a part of the stream/web module.
api.ReadableByteStreamController.byobRequest 📋Chrome3/2/20212025
api.ReadableByteStreamController.close 📋Chrome3/2/20212025
api.ReadableByteStreamController.desiredSize 📋Chrome3/2/20212025
api.ReadableByteStreamController.enqueue 📋Chrome3/2/20212025
api.ReadableByteStreamController.error 📋Chrome3/2/20212025
api.ReadableStream.@@asyncIterator 📋Firefox2/14/20231311
api.ReadableStream.from_static 📋Firefox8/29/20231115
api.ReadableStream.transferable 📋Chrome11/17/20202130
api.ReadableStream.values 📋Firefox2/14/20231311
api.ReadableStreamBYOBReader 📋Chrome3/2/20212025
Node.js: Available as a part of the stream/web module.
api.ReadableStreamBYOBReader.ReadableStreamBYOBReader 📋Chrome3/2/20212025
api.ReadableStreamBYOBReader.cancel 📋Chrome3/2/20212025
api.ReadableStreamBYOBReader.closed 📋Chrome3/2/20212025
api.ReadableStreamBYOBReader.read 📋Chrome3/2/20212025
api.ReadableStreamBYOBReader.read.options_min_parameter 📋Firefox1/7/2025618
api.ReadableStreamBYOBReader.releaseLock 📋Chrome3/2/20212025
api.ReadableStreamBYOBReader.releaseLock.reject_pending_read_request Firefox6/28/20221542
Chrome: Before version 105, releaseLock() throws instead of rejecting.Chrome Android: Before version 105, releaseLock() throws instead of rejecting.Edge: Before version 105, releaseLock() throws instead of rejecting.Opera: Before version 91, releaseLock() throws instead of rejecting.Opera Android: Before version 72, releaseLock() throws instead of rejecting.Samsung Internet: Before version 20.0, releaseLock() throws instead of rejecting.WebView Android: Before version 105, releaseLock() throws instead of rejecting.
api.ReadableStreamBYOBRequest 📋Chrome3/2/20212025
Node.js: Available as a part of the stream/web module.
api.ReadableStreamBYOBRequest.respond 📋Chrome3/2/20212025
api.ReadableStreamBYOBRequest.respondWithNewView 📋Chrome3/2/20212025
api.ReadableStreamBYOBRequest.view 📋Chrome3/2/20212025
api.Rect Safari10/26/20076901
api.Rect.bottom Safari10/26/20076901
api.Rect.left Safari10/26/20076901
api.Rect.right Safari10/26/20076901
api.Rect.top Safari10/26/20076901
api.RelativeOrientationSensor 📋Chrome5/29/20183033
api.RelativeOrientationSensor.RelativeOrientationSensor 📋Chrome5/29/20183033
api.RemotePlayback 📋Safari3/24/20202368
api.RemotePlayback.cancelWatchAvailability 📋Safari3/24/20202368
api.RemotePlayback.connect_event 📋Safari3/24/20202368
api.RemotePlayback.connecting_event 📋Safari3/24/20202368
api.RemotePlayback.disconnect_event 📋Safari3/24/20202368
api.RemotePlayback.prompt 📋Safari3/24/20202368
api.RemotePlayback.state 📋Safari3/24/20202368
api.RemotePlayback.watchAvailability 📋Safari3/24/20202368
api.ReportingObserver.worker_support Firefox6/2/20202298
api.Request.Request.init_attributionReporting_parameter 📋Chrome5/14/2024856
api.Request.Request.init_browsingTopics_parameter Chrome7/18/20231157
api.Request.Request.init_duplex_parameter 📋Edge9/1/20221477
api.Request.Request.request_body_readablestream Edge9/1/20221477
api.Request.Request.response_body_readablestream Chrome5/19/20154139
api.Request.body 📋Safari4/12/20183080
api.Request.duplex 📋Chrome11/12/2024674
api.Request.isHistoryNavigation 📋Chrome9/4/20182935
api.Request.targetAddressSpace 📋Chrome4/16/2024884
api.ResizeObserverEntry.devicePixelContentBoxSize 📋Edge7/16/20202254
api.Response.body.readable_byte_stream Firefox6/28/20221542
api.RestrictionTarget 📋Chrome1/14/2025611
api.RestrictionTarget.fromElement_static 📋Chrome1/14/2025611
api.SVGAElement.download 📋Firefox4/2/20134916
api.SVGAElement.hreflang 📋Firefox6/26/20183005
api.SVGAElement.ping 📋Firefox6/26/20183005
Firefox: This property is exposed but has no effect if the browser.send_pings preference is not set to true. See bug 951104.Firefox for Android: This property is exposed but has no effect if the browser.send_pings preference is not set to true. See bug 951104.
api.SVGAElement.referrerPolicy 📋Firefox6/26/20183005
api.SVGAElement.rel 📋Firefox6/26/20183005
api.SVGAElement.relList 📋Firefox6/26/20183005
api.SVGAElement.type 📋Firefox6/26/20183005
api.SVGElement.attributeStyleMap 📋Chrome4/17/20183075
api.SVGFEGaussianBlurElement.edgeMode 📋Safari10/16/20144354
api.SVGFEImageElement.crossOrigin 📋Firefox6/6/20231199
api.SVGGeometryElement.isPointInFill.point_parameter_DOMPoint Safari9/17/20182922
api.SVGGeometryElement.isPointInStroke.point_parameter_DOMPoint Safari9/17/20182922
api.SVGImageElement.decode 📋Chrome1/23/20183159
api.SVGImageElement.decoding 📋Chrome3/6/20183117
api.SVGMarkerElement.orient 📋Safari3/24/20202368
api.SVGPathElement.createSVGPathSegArcAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegArcRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegClosePath Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoCubicAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoCubicRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoCubicSmoothAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoCubicSmoothRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoQuadraticAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoQuadraticRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoQuadraticSmoothAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegCurvetoQuadraticSmoothRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegLinetoAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegLinetoHorizontalAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegLinetoHorizontalRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegLinetoRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegLinetoVerticalAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegLinetoVerticalRel Safari10/26/20076901
api.SVGPathElement.createSVGPathSegMovetoAbs Safari10/26/20076901
api.SVGPathElement.createSVGPathSegMovetoRel Safari10/26/20076901
api.SVGPathElement.getPathSegAtLength Safari10/26/20076901
api.SVGSVGElement.checkEnclosure 📋Safari10/26/20076901
api.SVGSVGElement.checkIntersection 📋Safari10/26/20076901
api.SVGSVGElement.currentView Safari10/22/20134713
api.SVGSVGElement.getEnclosureList 📋Safari10/26/20076901
api.SVGSVGElement.getIntersectionList 📋Safari10/26/20076901
api.SVGSVGElement.useCurrentView Safari10/26/20076901
api.SVGScriptElement.async Firefox8/29/20231115
api.SVGScriptElement.crossOrigin 📋Firefox7/17/20125175
api.SVGScriptElement.defer Firefox8/29/20231115
api.Scheduler 📋Chrome9/21/20211822
api.Scheduler.postTask 📋Chrome9/21/20211822
api.Scheduler.yield 📋Chrome9/17/2024730
api.Scheduling 📋Chrome11/17/20202130
api.Scheduling.isInputPending 📋Chrome11/17/20202130
api.Screen.change_event 📋Chrome3/29/20221633
api.Screen.isExtended 📋Chrome3/29/20221633
api.Screen.left Firefox11/9/20047982
api.Screen.left.relative-multi-screen Firefox11/9/20047982
api.Screen.lockOrientation Firefox7/17/20125175
api.Screen.mozBrightness Firefox4/24/20125259
api.Screen.mozEnabled Firefox4/24/20125259
api.Screen.top Firefox11/9/20047982
api.Screen.top.relative-multi-screen Firefox11/9/20047982
api.Screen.unlockOrientation Firefox7/17/20125175
api.ScreenDetailed 📋Chrome3/29/20221633
api.ScreenDetailed.availLeft 📋Chrome3/29/20221633
api.ScreenDetailed.availTop 📋Chrome3/29/20221633
api.ScreenDetailed.devicePixelRatio 📋Chrome3/29/20221633
api.ScreenDetailed.isInternal 📋Chrome3/29/20221633
api.ScreenDetailed.isPrimary 📋Chrome3/29/20221633
api.ScreenDetailed.label 📋Chrome3/29/20221633
api.ScreenDetailed.left 📋Chrome3/29/20221633
api.ScreenDetailed.top 📋Chrome3/29/20221633
api.ScreenDetails 📋Chrome3/29/20221633
api.ScreenDetails.currentScreen 📋Chrome3/29/20221633
api.ScreenDetails.currentscreenchange_event 📋Chrome3/29/20221633
api.ScreenDetails.screens 📋Chrome3/29/20221633
api.ScreenDetails.screenschange_event 📋Chrome3/29/20221633
api.ScreenOrientation.lock 📋Chrome10/7/20144363
Chrome: Always throws NotSupportedError.Edge: Always throws NotSupportedError.Firefox: Always throws NotSupportedError.Firefox for Android: The API exists but returns NS_ERROR_UNEXPECTED.Opera: Always throws NotSupportedError.
api.ScreenOrientation.unlock 📋Chrome10/7/20144363
Chrome: Always throws NotSupportedError.Edge: Always throws NotSupportedError.Firefox: Always throws NotSupportedError.Firefox for Android: The API exists but returns NS_ERROR_UNEXPECTED.Opera: Always throws NotSupportedError.
api.ScrollTimeline 📋Chrome7/18/20231157
api.ScrollTimeline.ScrollTimeline 📋Chrome7/18/20231157
api.ScrollTimeline.axis 📋Chrome7/18/20231157
api.ScrollTimeline.source 📋Chrome7/18/20231157
api.SecurityPolicyViolationEvent.worker_support Chrome1/25/20173522
api.Selection.direction 📋Safari9/18/20231095
api.Selection.getComposedRanges 📋Safari9/18/20231095
api.Sensor 📋Chrome5/29/20183033
api.Sensor.activate_event 📋Chrome5/29/20183033
api.Sensor.activated 📋Chrome5/29/20183033
api.Sensor.error_event 📋Chrome5/29/20183033
api.Sensor.hasReading 📋Chrome5/29/20183033
api.Sensor.reading_event 📋Chrome5/29/20183033
api.Sensor.start 📋Chrome5/29/20183033
api.Sensor.stop 📋Chrome5/29/20183033
api.Sensor.timestamp 📋Chrome5/29/20183033
api.SensorErrorEvent 📋Chrome5/29/20183033
api.SensorErrorEvent.SensorErrorEvent 📋Chrome5/29/20183033
api.SensorErrorEvent.error 📋Chrome5/29/20183033
api.Serial 📋Chrome3/2/20212025
api.Serial.getPorts 📋Chrome3/2/20212025
api.Serial.requestPort 📋Chrome3/2/20212025
api.Serial.requestPort.allowedBluetoothServiceClassIds_option 📋Chrome9/12/20231101
api.Serial.requestPort.filters_bluetoothServiceClassId 📋Chrome9/12/20231101
api.SerialPort 📋Chrome3/2/20212025
api.SerialPort.close 📋Chrome3/2/20212025
api.SerialPort.connect_event 📋Chrome3/2/20212025
api.SerialPort.connect_event.bluetooth_rfcomm Chrome10/15/2024702
api.SerialPort.connected 📋Chrome10/15/2024702
api.SerialPort.disconnect_event 📋Chrome3/2/20212025
api.SerialPort.disconnect_event.bluetooth_rfcomm Chrome10/15/2024702
api.SerialPort.forget 📋Chrome6/21/20221549
api.SerialPort.getInfo 📋Chrome3/2/20212025
api.SerialPort.getInfo.bluetoothServiceClassId 📋Chrome9/12/20231101
api.SerialPort.getSignals 📋Chrome3/2/20212025
api.SerialPort.open 📋Chrome3/2/20212025
api.SerialPort.readable 📋Chrome3/2/20212025
api.SerialPort.setSignals 📋Chrome3/2/20212025
api.SerialPort.writable 📋Chrome3/2/20212025
api.ServiceWorker.ecmascript_modules Chrome5/25/20211941
Safari: Nested workers support was introduced in Safari 15.5.Safari: Script loading in nested workers was introduced in Safari 16.4.Safari on iOS: Nested workers support was introduced in Safari on iOS 15.5.Safari on iOS: Script loading in nested workers was introduced in Safari on iOS 16.4.
api.ServiceWorkerContainer.worker_support Safari4/12/20183080
api.ServiceWorkerGlobalScope.abortpayment_event Chrome10/16/20182893
api.ServiceWorkerGlobalScope.backgroundfetchabort_event 📋Chrome4/23/20192704
api.ServiceWorkerGlobalScope.backgroundfetchclick_event 📋Chrome4/23/20192704
api.ServiceWorkerGlobalScope.backgroundfetchfail_event 📋Chrome4/23/20192704
api.ServiceWorkerGlobalScope.backgroundfetchsuccess_event 📋Chrome4/23/20192704
api.ServiceWorkerGlobalScope.canmakepayment_event 📋Chrome10/16/20182893
api.ServiceWorkerGlobalScope.cookieStore 📋Chrome11/17/20202130
api.ServiceWorkerGlobalScope.cookiechange_event 📋Chrome11/17/20202130
api.ServiceWorkerGlobalScope.paymentrequest_event 📋Chrome10/16/20182893
api.ServiceWorkerGlobalScope.periodicsync_event 📋Chrome2/4/20202417
api.ServiceWorkerGlobalScope.pushsubscriptionchange_event 📋Firefox1/26/20163887
Firefox: The event does not have the oldSubscription and newSubscription properties. See bug 1497429.Firefox for Android: The event does not have the oldSubscription and newSubscription properties. See bug 1497429.Safari: Notifications are supported on macOS Ventura and later.
api.ServiceWorkerGlobalScope.serviceWorker 📋Chrome12/10/20192473
api.ServiceWorkerGlobalScope.sync_event 📋Chrome3/2/20163851
api.ServiceWorkerRegistration.backgroundFetch 📋Chrome4/23/20192704
api.ServiceWorkerRegistration.cookies 📋Chrome11/17/20202130
api.ServiceWorkerRegistration.paymentManager 📋Chrome10/16/20182893
api.ServiceWorkerRegistration.periodicSync 📋Chrome2/4/20202417
api.ServiceWorkerRegistration.showNotification.options_actions_parameter Chrome1/20/20163893
api.ServiceWorkerRegistration.showNotification.options_badge_parameter Chrome8/31/20163669
Safari: Badging is supported for web apps saved to the Dock in Safari 17 on the macOS Sonoma beta
api.ServiceWorkerRegistration.showNotification.options_data_parameter Chrome7/21/20154076
api.ServiceWorkerRegistration.showNotification.options_image_parameter Chrome1/25/20173522
api.ServiceWorkerRegistration.showNotification.options_renotify_parameter Chrome4/13/20163809
api.ServiceWorkerRegistration.showNotification.options_requireInteraction_parameter Chrome12/1/20153943
api.ServiceWorkerRegistration.showNotification.options_vibrate_parameter Chrome9/1/20154034
Chrome Android: In Android Oreo and above, regardless of Chrome version, this parameter has no effect. See bug 40630890.Quest Browser: In Android Oreo and above, regardless of Chrome version, this parameter has no effect. See bug 40630890.Opera Android: In Android Oreo and above, regardless of Chrome version, this parameter has no effect. See bug 40630890.Samsung Internet: In Android Oreo and above, regardless of Chrome version, this parameter has no effect. See bug 40630890.
api.ServiceWorkerRegistration.sync 📋Chrome3/2/20163851
api.ShadowRoot.getSelection Chrome8/31/20163669
api.ShadowRoot.pictureInPictureElement 📋Chrome9/4/20182935
api.SharedStorage 📋Chrome9/12/20231101
api.SharedStorage.append 📋Chrome9/12/20231101
api.SharedStorage.clear 📋Chrome9/12/20231101
api.SharedStorage.createWorklet 📋Chrome6/11/2024828
api.SharedStorage.delete 📋Chrome9/12/20231101
api.SharedStorage.get 📋Chrome6/11/2024828
api.SharedStorage.run 📋Chrome6/11/2024828
api.SharedStorage.selectURL 📋Chrome6/11/2024828
api.SharedStorage.set 📋Chrome9/12/20231101
api.SharedStorage.worklet 📋Chrome6/11/2024828
api.SharedStorageWorklet 📋Chrome9/12/20231101
api.SharedStorageWorklet.run 📋Chrome5/14/2024856
api.SharedStorageWorklet.selectURL 📋Chrome5/14/2024856
api.SharedStorageWorkletGlobalScope 📋Chrome9/12/20231101
api.SharedStorageWorkletGlobalScope.register 📋Chrome9/12/20231101
api.SharedStorageWorkletGlobalScope.sharedStorage 📋Chrome9/12/20231101
api.SharedWorker.SharedWorker.mime_checks Firefox9/22/20202186
api.SharedWorker.SharedWorker.options_name_parameter Firefox8/8/20173327
api.SharedWorker.SharedWorker.options_sameSiteCookies_parameter 📋Chrome5/14/2024856
api.SnapEvent 📋Chrome9/17/2024730
api.SnapEvent.SnapEvent 📋Chrome9/17/2024730
api.SnapEvent.snapTargetBlock 📋Chrome9/17/2024730
api.SnapEvent.snapTargetInline 📋Chrome9/17/2024730
api.SourceBuffer.abort.worker_support Chrome11/29/20221388
api.SourceBuffer.abort_event.worker_support Chrome11/29/20221388
api.SourceBuffer.appendBuffer.worker_support Chrome11/29/20221388
api.SourceBuffer.appendBufferAsync Firefox9/5/20182934
api.SourceBuffer.appendWindowEnd.worker_support Chrome11/29/20221388
api.SourceBuffer.appendWindowStart.worker_support Chrome11/29/20221388
api.SourceBuffer.audioTracks 📋Safari10/16/20144354
Internet Explorer: Only works on Windows 8+.Safari on iOS: Exposed in Mobile Safari on iPad but not on iPhone.
api.SourceBuffer.audioTracks.worker_support Chrome11/29/20221388
Chrome: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).Chrome Android: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).Edge: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).Opera: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).
api.SourceBuffer.buffered.worker_support Chrome11/29/20221388
api.SourceBuffer.changeType.worker_support Chrome11/29/20221388
api.SourceBuffer.error_event.worker_support Chrome11/29/20221388
api.SourceBuffer.mode.worker_support Chrome11/29/20221388
api.SourceBuffer.remove.worker_support Chrome11/29/20221388
api.SourceBuffer.removeAsync Firefox9/5/20182934
api.SourceBuffer.textTracks 📋Safari10/16/20144354
Safari on iOS: Exposed in Mobile Safari on iPad but not on iPhone.
api.SourceBuffer.timestampOffset.worker_support Chrome11/29/20221388
api.SourceBuffer.update_event.worker_support Chrome11/29/20221388
api.SourceBuffer.updateend_event.worker_support Chrome11/29/20221388
api.SourceBuffer.updatestart_event.worker_support Chrome11/29/20221388
api.SourceBuffer.updating.worker_support Chrome11/29/20221388
api.SourceBuffer.videoTracks 📋Safari10/16/20144354
Internet Explorer: Only works on Windows 8+.Safari on iOS: Exposed in Mobile Safari on iPad but not on iPhone.
api.SourceBuffer.videoTracks.worker_support Chrome11/29/20221388
Chrome: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).Chrome Android: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).Edge: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).Opera: Currently doesn't work, even with the flag set. If invoked from a dedicated worker, Chromium crashes the renderer to avoid undesirable behavior (see bug 487288).
api.SourceBufferList.addsourcebuffer_event.worker_support Chrome11/29/20221388
api.SourceBufferList.length.worker_support Chrome11/29/20221388
api.SourceBufferList.removesourcebuffer_event.worker_support Chrome11/29/20221388
api.SpeechGrammar 📋Chrome2/21/20134956
Firefox: Note that currently only the speech synthesis part is available in Firefox Desktop - the speech recognition part will be available soon, once the required internal permissions are sorted out.
api.SpeechGrammar.SpeechGrammar Chrome2/21/20134956
Firefox: Note that currently only the speech synthesis part is available in Firefox Desktop - the speech recognition part will be available soon, once the required internal permissions are sorted out.
api.SpeechGrammar.src 📋Chrome2/21/20134956
Firefox: Note that currently only the speech synthesis part is available in Firefox Desktop - the speech recognition part will be available soon, once the required internal permissions are sorted out.
api.SpeechGrammar.weight 📋Chrome2/21/20134956
Firefox: Note that currently only the speech synthesis part is available in Firefox Desktop - the speech recognition part will be available soon, once the required internal permissions are sorted out.
api.SpeechGrammarList 📋Chrome2/20/20144592
api.SpeechGrammarList.SpeechGrammarList 📋Chrome2/20/20144592
api.SpeechGrammarList.addFromString 📋Chrome2/20/20144592
api.SpeechGrammarList.addFromURI 📋Chrome2/20/20144592
api.SpeechGrammarList.item 📋Chrome2/20/20144592
api.SpeechGrammarList.length 📋Chrome2/20/20144592
api.SpeechRecognition 📋Chrome2/20/20144592
Chrome: You'll need to serve your code through a web server for recognition to work.Chrome Android: You'll need to serve your code through a web server for recognition to work.Edge: You'll need to serve your code through a web server for recognition to work.Quest Browser: You'll need to serve your code through a web server for recognition to work.Opera: You'll need to serve your code through a web server for recognition to work.Opera Android: You'll need to serve your code through a web server for recognition to work.Samsung Internet: You'll need to serve your code through a web server for recognition to work.WebView Android: You'll need to serve your code through a web server for recognition to work.
api.SpeechRecognition.SpeechRecognition 📋Chrome2/20/20144592
api.SpeechRecognition.abort 📋Chrome2/20/20144592
api.SpeechRecognition.audioend_event 📋Chrome2/20/20144592
api.SpeechRecognition.audiostart_event 📋Chrome2/20/20144592
api.SpeechRecognition.continuous 📋Chrome2/20/20144592
api.SpeechRecognition.end_event 📋Chrome2/20/20144592
api.SpeechRecognition.error_event 📋Chrome2/20/20144592
api.SpeechRecognition.grammars 📋Chrome2/20/20144592
api.SpeechRecognition.interimResults 📋Chrome2/20/20144592
api.SpeechRecognition.lang 📋Chrome2/20/20144592
api.SpeechRecognition.maxAlternatives 📋Chrome2/20/20144592
api.SpeechRecognition.nomatch_event 📋Chrome2/20/20144592
api.SpeechRecognition.result_event 📋Chrome2/20/20144592
api.SpeechRecognition.soundend_event 📋Chrome2/20/20144592
api.SpeechRecognition.soundstart_event 📋Chrome2/20/20144592
api.SpeechRecognition.speechend_event 📋Chrome2/20/20144592
api.SpeechRecognition.speechstart_event 📋Chrome2/20/20144592
api.SpeechRecognition.start 📋Chrome2/20/20144592
api.SpeechRecognition.start_event 📋Chrome2/20/20144592
api.SpeechRecognition.stop 📋Chrome2/20/20144592
api.SpeechRecognitionAlternative 📋Chrome2/20/20144592
api.SpeechRecognitionAlternative.confidence 📋Chrome2/20/20144592
api.SpeechRecognitionAlternative.transcript 📋Chrome2/20/20144592
api.SpeechRecognitionErrorEvent 📋Chrome2/20/20144592
api.SpeechRecognitionErrorEvent.SpeechRecognitionErrorEvent 📋Chrome2/20/20144592
api.SpeechRecognitionErrorEvent.error 📋Chrome9/10/20192564
api.SpeechRecognitionErrorEvent.message 📋Chrome9/10/20192564
api.SpeechRecognitionEvent 📋Chrome2/20/20144592
api.SpeechRecognitionEvent.SpeechRecognitionEvent 📋Chrome2/20/20144592
api.SpeechRecognitionEvent.emma Chrome2/20/20144592
api.SpeechRecognitionEvent.interpretation Chrome2/20/20144592
api.SpeechRecognitionEvent.resultIndex 📋Chrome2/20/20144592
api.SpeechRecognitionEvent.results 📋Chrome2/20/20144592
api.SpeechRecognitionResult 📋Chrome2/20/20144592
api.SpeechRecognitionResult.isFinal 📋Chrome2/20/20144592
api.SpeechRecognitionResult.item 📋Chrome2/20/20144592
api.SpeechRecognitionResult.length 📋Chrome2/20/20144592
api.SpeechRecognitionResultList 📋Chrome2/20/20144592
api.SpeechRecognitionResultList.item 📋Chrome2/20/20144592
api.SpeechRecognitionResultList.length 📋Chrome2/20/20144592
api.SpeechSynthesisEvent.elapsedTime.milliseconds Chrome2/20/20144592
Firefox: Windows and macOS only.
api.StorageAccessHandle 📋Chrome5/14/2024856
api.StorageAccessHandle.BroadcastChannel 📋Chrome5/14/2024856
api.StorageAccessHandle.SharedWorker 📋Chrome5/14/2024856
api.StorageAccessHandle.caches 📋Chrome5/14/2024856
api.StorageAccessHandle.createObjectURL 📋Chrome5/14/2024856
api.StorageAccessHandle.estimate 📋Chrome5/14/2024856
api.StorageAccessHandle.getDirectory 📋Chrome5/14/2024856
api.StorageAccessHandle.indexedDB 📋Chrome5/14/2024856
api.StorageAccessHandle.localStorage 📋Chrome5/14/2024856
api.StorageAccessHandle.locks 📋Chrome5/14/2024856
api.StorageAccessHandle.revokeObjectURL 📋Chrome5/14/2024856
api.StorageAccessHandle.sessionStorage 📋Chrome5/14/2024856
api.StorageBucket 📋Chrome2/20/2024940
api.StorageBucket.caches 📋Chrome2/20/2024940
api.StorageBucket.estimate 📋Chrome2/20/2024940
api.StorageBucket.expires 📋Chrome2/20/2024940
api.StorageBucket.getDirectory 📋Chrome2/20/2024940
api.StorageBucket.indexedDB 📋Chrome2/20/2024940
api.StorageBucket.name 📋Chrome2/20/2024940
api.StorageBucket.persist 📋Chrome2/20/2024940
api.StorageBucket.persisted 📋Chrome2/20/2024940
api.StorageBucket.setExpires 📋Chrome2/20/2024940
api.StorageBucketManager 📋Chrome2/20/2024940
api.StorageBucketManager.delete 📋Chrome2/20/2024940
api.StorageBucketManager.keys 📋Chrome2/20/2024940
api.StorageBucketManager.open 📋Chrome2/20/2024940
api.StorageManager.estimate.usageDetails Chrome9/5/20173299
api.StyleMedia Chrome9/2/20105859
api.StyleMedia.matchMedium Chrome9/2/20105859
api.StyleMedia.type Chrome9/2/20105859
api.StylePropertyMap 📋Chrome4/17/20183075
api.StylePropertyMap.append 📋Chrome4/17/20183075
api.StylePropertyMap.clear 📋Chrome4/17/20183075
api.StylePropertyMap.delete 📋Chrome4/17/20183075
api.StylePropertyMap.set 📋Chrome4/17/20183075
api.StylePropertyMapReadOnly 📋Chrome4/17/20183075
api.StylePropertyMapReadOnly.@@iterator Chrome4/17/20183075
api.StylePropertyMapReadOnly.entries Chrome4/17/20183075
api.StylePropertyMapReadOnly.forEach Chrome4/17/20183075
api.StylePropertyMapReadOnly.get 📋Chrome4/17/20183075
api.StylePropertyMapReadOnly.getAll 📋Chrome4/17/20183075
api.StylePropertyMapReadOnly.has 📋Chrome4/17/20183075
api.StylePropertyMapReadOnly.keys Chrome4/17/20183075
api.StylePropertyMapReadOnly.size 📋Chrome4/17/20183075
api.StylePropertyMapReadOnly.values Chrome4/17/20183075
api.SyncEvent 📋Chrome3/2/20163851
api.SyncEvent.SyncEvent 📋Chrome3/2/20163851
api.SyncEvent.lastChance 📋Chrome3/2/20163851
api.SyncEvent.tag 📋Chrome3/2/20163851
api.SyncManager 📋Chrome3/2/20163851
api.SyncManager.getTags 📋Chrome3/2/20163851
api.SyncManager.register 📋Chrome3/2/20163851
api.SyncManager.worker_support Chrome9/5/20173299
Chrome: Only available in the Window and ServiceWorker global scopes.Chrome Android: Only available in the Window and ServiceWorker global scopes.Quest Browser: Only available in the Window and ServiceWorker global scopes.Samsung Internet: Only available in the Window and ServiceWorker global scopes.
api.TaskAttributionTiming 📋Chrome4/19/20173438
api.TaskAttributionTiming.containerId 📋Chrome4/19/20173438
api.TaskAttributionTiming.containerName 📋Chrome4/19/20173438
api.TaskAttributionTiming.containerSrc 📋Chrome4/19/20173438
api.TaskAttributionTiming.containerType 📋Chrome4/19/20173438
api.TaskAttributionTiming.toJSON 📋Chrome4/19/20173438
api.TaskController 📋Chrome9/21/20211822
api.TaskController.TaskController 📋Chrome9/21/20211822
api.TaskController.setPriority 📋Chrome9/21/20211822
api.TaskPriorityChangeEvent 📋Chrome9/21/20211822
api.TaskPriorityChangeEvent.TaskPriorityChangeEvent 📋Chrome9/21/20211822
api.TaskPriorityChangeEvent.previousPriority 📋Chrome9/21/20211822
api.TaskSignal 📋Chrome9/21/20211822
api.TaskSignal.any_static 📋Chrome8/15/20231129
api.TaskSignal.priority 📋Chrome9/21/20211822
api.TaskSignal.prioritychange_event 📋Chrome9/21/20211822
api.Text.getBoxQuads 📋Firefox7/22/20144440
api.TextFormat 📋Chrome1/23/2024968
api.TextFormat.TextFormat 📋Chrome1/23/2024968
api.TextFormat.rangeEnd 📋Chrome1/23/2024968
api.TextFormat.rangeStart 📋Chrome1/23/2024968
api.TextFormat.underlineStyle 📋Chrome1/23/2024968
api.TextFormat.underlineThickness 📋Chrome1/23/2024968
api.TextFormatUpdateEvent 📋Chrome1/23/2024968
api.TextFormatUpdateEvent.TextFormatUpdateEvent 📋Chrome1/23/2024968
api.TextFormatUpdateEvent.getTextFormats 📋Chrome1/23/2024968
api.TextTrack.inBandMetadataTrackDispatchType 📋Firefox7/22/20144440
api.TextTrack.sourceBuffer 📋Safari10/16/20144354
Safari on iOS: Exposed in Mobile Safari on iPad but not on iPhone.WebView on iOS: Exposed in Mobile Safari on iPad but not on iPhone.
api.TextUpdateEvent 📋Chrome1/23/2024968
api.TextUpdateEvent.TextUpdateEvent 📋Chrome1/23/2024968
api.TextUpdateEvent.selectionEnd 📋Chrome1/23/2024968
api.TextUpdateEvent.selectionStart 📋Chrome1/23/2024968
api.TextUpdateEvent.text 📋Chrome1/23/2024968
api.TextUpdateEvent.updateRangeEnd 📋Chrome1/23/2024968
api.TextUpdateEvent.updateRangeStart 📋Chrome1/23/2024968
api.TimeEvent 📋Firefox3/22/20115658
api.TimeEvent.detail 📋Firefox3/22/20115658
api.TimeEvent.initTimeEvent 📋Firefox3/22/20115658
api.TimeEvent.view 📋Firefox3/22/20115658
api.Touch 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.Touch 📋Chrome1/20/20163893
Firefox: This interface is only exposed if a touch input device is detected.
api.Touch.clientX 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.clientY 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.force 📋Chrome10/7/20144363
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.identifier 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.pageX 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.pageY 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.radiusX 📋Chrome10/7/20144363
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.radiusY 📋Chrome10/7/20144363
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.rotationAngle 📋Chrome5/19/20154139
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.screenX 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.screenY 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.Touch.target 📋Chrome9/25/20125105
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent.TouchEvent 📋Chrome1/20/20163893
Chrome: Chrome only supports the following touchEventInit properties: touches, targetTouches, changedTouches.Chrome Android: Chrome Android only supports the following touchEventInit properties: touches, targetTouches, changedTouches.Edge: Edge only supports the following touchEventInit properties: touches, targetTouches, changedTouches.Quest Browser: Quest Browser only supports the following touchEventInit properties: touches, targetTouches, changedTouches.Opera: Opera only supports the following touchEventInit properties: touches, targetTouches, changedTouches.Opera Android: Opera Android only supports the following touchEventInit properties: touches, targetTouches, changedTouches.Samsung Internet: Samsung Internet only supports the following touchEventInit properties: touches, targetTouches, changedTouches.WebView Android: WebView Android only supports the following touchEventInit properties: touches, targetTouches, changedTouches.
api.TouchEvent.altKey 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent.changedTouches 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent.ctrlKey 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent.metaKey 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent.shiftKey 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent.targetTouches 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchEvent.touches 📋Chrome9/25/20125105
Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchList 📋Chrome3/28/20125286
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchList.item 📋Chrome3/28/20125286
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.TouchList.length 📋Chrome3/28/20125286
Firefox: This interface is only exposed if a touch input device is detected.Firefox: Removed in bug 888304 due to web compatibility issues.
api.TransformStream.transferable 📋Chrome11/17/20202130
api.TrustedHTML 📋Chrome5/19/20202312
api.TrustedHTML.toJSON 📋Chrome4/13/20211983
api.TrustedHTML.toString 📋Chrome5/19/20202312
api.TrustedScript 📋Chrome5/19/20202312
api.TrustedScript.toJSON 📋Chrome4/13/20211983
api.TrustedScript.toString 📋Chrome5/19/20202312
api.TrustedScriptURL 📋Chrome5/19/20202312
api.TrustedScriptURL.toJSON 📋Chrome4/13/20211983
api.TrustedScriptURL.toString 📋Chrome5/19/20202312
api.TrustedTypePolicy 📋Chrome5/19/20202312
api.TrustedTypePolicy.createHTML 📋Chrome5/19/20202312
api.TrustedTypePolicy.createScript 📋Chrome5/19/20202312
api.TrustedTypePolicy.createScriptURL 📋Chrome5/19/20202312
api.TrustedTypePolicy.name 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.createPolicy 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.defaultPolicy 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.emptyHTML 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.emptyScript 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.getAttributeType 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.getPropertyType 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.isHTML 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.isScript 📋Chrome5/19/20202312
api.TrustedTypePolicyFactory.isScriptURL 📋Chrome5/19/20202312
api.UIEvent.sourceCapabilities 📋Chrome12/1/20153943
api.URLPattern 📋Chrome10/19/20211794
api.URLPattern.URLPattern 📋Chrome10/19/20211794
api.URLPattern.URLPattern.ignoreCase_option 📋Chrome10/25/20221423
api.URLPattern.exec 📋Chrome10/19/20211794
api.URLPattern.hasRegExpGroups 📋Chrome2/20/2024940
api.URLPattern.hash 📋Chrome10/19/20211794
api.URLPattern.hostname 📋Chrome10/19/20211794
api.URLPattern.password 📋Chrome10/19/20211794
api.URLPattern.pathname 📋Chrome10/19/20211794
api.URLPattern.port 📋Chrome10/19/20211794
api.URLPattern.protocol 📋Chrome10/19/20211794
api.URLPattern.search 📋Chrome10/19/20211794
api.URLPattern.test 📋Chrome10/19/20211794
api.URLPattern.username 📋Chrome10/19/20211794
api.USB 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USB.connect_event 📋Chrome9/5/20173299
api.USB.disconnect_event 📋Chrome9/5/20173299
api.USB.getDevices 📋Chrome9/5/20173299
api.USB.requestDevice 📋Chrome9/5/20173299
api.USB.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBAlternateInterface 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBAlternateInterface.USBAlternateInterface Chrome9/5/20173299
api.USBAlternateInterface.alternateSetting 📋Chrome9/5/20173299
api.USBAlternateInterface.endpoints 📋Chrome9/5/20173299
api.USBAlternateInterface.interfaceClass 📋Chrome9/5/20173299
api.USBAlternateInterface.interfaceName 📋Chrome9/5/20173299
api.USBAlternateInterface.interfaceProtocol 📋Chrome9/5/20173299
api.USBAlternateInterface.interfaceSubclass 📋Chrome9/5/20173299
api.USBAlternateInterface.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBConfiguration 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBConfiguration.USBConfiguration 📋Chrome9/5/20173299
api.USBConfiguration.configurationName 📋Chrome9/5/20173299
api.USBConfiguration.configurationValue 📋Chrome9/5/20173299
api.USBConfiguration.interfaces 📋Chrome9/5/20173299
api.USBConfiguration.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBConnectionEvent 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBConnectionEvent.USBConnectionEvent 📋Chrome9/5/20173299
api.USBConnectionEvent.device 📋Chrome9/5/20173299
api.USBConnectionEvent.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBDevice 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBDevice.claimInterface 📋Chrome9/5/20173299
api.USBDevice.clearHalt 📋Chrome9/5/20173299
api.USBDevice.close 📋Chrome9/5/20173299
api.USBDevice.configuration 📋Chrome9/5/20173299
api.USBDevice.configurations 📋Chrome9/5/20173299
api.USBDevice.controlTransferIn 📋Chrome9/5/20173299
api.USBDevice.controlTransferOut 📋Chrome9/5/20173299
api.USBDevice.deviceClass 📋Chrome9/5/20173299
api.USBDevice.deviceProtocol 📋Chrome9/5/20173299
api.USBDevice.deviceSubclass 📋Chrome9/5/20173299
api.USBDevice.deviceVersionMajor 📋Chrome9/5/20173299
api.USBDevice.deviceVersionMinor 📋Chrome9/5/20173299
api.USBDevice.deviceVersionSubminor 📋Chrome9/5/20173299
api.USBDevice.forget 📋Chrome4/26/20221605
api.USBDevice.isochronousTransferIn 📋Chrome9/5/20173299
api.USBDevice.isochronousTransferOut 📋Chrome9/5/20173299
api.USBDevice.manufacturerName 📋Chrome9/5/20173299
api.USBDevice.open 📋Chrome9/5/20173299
api.USBDevice.opened 📋Chrome9/5/20173299
api.USBDevice.productId 📋Chrome9/5/20173299
api.USBDevice.productName 📋Chrome9/5/20173299
api.USBDevice.releaseInterface 📋Chrome9/5/20173299
api.USBDevice.reset 📋Chrome9/5/20173299
api.USBDevice.selectAlternateInterface 📋Chrome9/5/20173299
api.USBDevice.selectConfiguration 📋Chrome9/5/20173299
api.USBDevice.serialNumber 📋Chrome9/5/20173299
api.USBDevice.transferIn 📋Chrome9/5/20173299
api.USBDevice.transferOut 📋Chrome9/5/20173299
api.USBDevice.usbVersionMajor 📋Chrome9/5/20173299
api.USBDevice.usbVersionMinor 📋Chrome9/5/20173299
api.USBDevice.usbVersionSubminor 📋Chrome9/5/20173299
api.USBDevice.vendorId 📋Chrome9/5/20173299
api.USBDevice.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBEndpoint 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBEndpoint.USBEndpoint Chrome9/5/20173299
api.USBEndpoint.direction 📋Chrome9/5/20173299
api.USBEndpoint.endpointNumber 📋Chrome9/5/20173299
api.USBEndpoint.packetSize 📋Chrome9/5/20173299
api.USBEndpoint.type 📋Chrome9/5/20173299
api.USBEndpoint.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBInTransferResult 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBInTransferResult.USBInTransferResult Chrome9/5/20173299
api.USBInTransferResult.data 📋Chrome9/5/20173299
api.USBInTransferResult.status 📋Chrome9/5/20173299
api.USBInTransferResult.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBInterface 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBInterface.USBInterface Chrome9/5/20173299
api.USBInterface.alternate 📋Chrome9/5/20173299
api.USBInterface.alternates 📋Chrome9/5/20173299
api.USBInterface.claimed 📋Chrome9/5/20173299
api.USBInterface.interfaceNumber 📋Chrome9/5/20173299
api.USBInterface.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBIsochronousInTransferPacket 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBIsochronousInTransferPacket.USBIsochronousInTransferPacket Chrome9/5/20173299
api.USBIsochronousInTransferPacket.data 📋Chrome9/5/20173299
api.USBIsochronousInTransferPacket.status 📋Chrome9/5/20173299
api.USBIsochronousInTransferPacket.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBIsochronousInTransferResult 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBIsochronousInTransferResult.USBIsochronousInTransferResult Chrome9/5/20173299
api.USBIsochronousInTransferResult.data 📋Chrome9/5/20173299
api.USBIsochronousInTransferResult.packets 📋Chrome9/5/20173299
api.USBIsochronousInTransferResult.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBIsochronousOutTransferPacket 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBIsochronousOutTransferPacket.USBIsochronousOutTransferPacket Chrome9/5/20173299
api.USBIsochronousOutTransferPacket.bytesWritten 📋Chrome9/5/20173299
api.USBIsochronousOutTransferPacket.status 📋Chrome9/5/20173299
api.USBIsochronousOutTransferPacket.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBIsochronousOutTransferResult 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBIsochronousOutTransferResult.USBIsochronousOutTransferResult Chrome9/5/20173299
api.USBIsochronousOutTransferResult.packets 📋Chrome9/5/20173299
api.USBIsochronousOutTransferResult.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.USBOutTransferResult 📋Chrome9/5/20173299
WebView Android: WebView exposes this interface, but does not support WebUSB. See bug 41441927.
api.USBOutTransferResult.USBOutTransferResult Chrome9/5/20173299
api.USBOutTransferResult.bytesWritten 📋Chrome9/5/20173299
api.USBOutTransferResult.status 📋Chrome9/5/20173299
api.USBOutTransferResult.worker_support Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes this interface, but does not support WebUSB.
api.VRDisplay Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.cancelAnimationFrame Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.capabilities Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.depthFar Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.depthNear Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.displayId Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.displayName Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.exitPresent Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.getEyeParameters Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.getFrameData Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.getImmediatePose Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.
api.VRDisplay.getLayers Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.getPose Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.isConnected Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.isPresenting Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.requestAnimationFrame Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.requestPresent Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.resetPose Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.stageParameters Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplay.submitFrame Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayCapabilities Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayCapabilities.canPresent Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayCapabilities.hasExternalDisplay Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayCapabilities.hasOrientation Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayCapabilities.hasPosition Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayCapabilities.maxLayers Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayEvent Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayEvent.VRDisplayEvent Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayEvent.display Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRDisplayEvent.reason Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VREyeParameters Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VREyeParameters.fieldOfView Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VREyeParameters.maximumFieldOfView Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.
api.VREyeParameters.minimumFieldOfView Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.
api.VREyeParameters.offset Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VREyeParameters.renderHeight Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VREyeParameters.renderWidth Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFieldOfView Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFieldOfView.downDegrees Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFieldOfView.leftDegrees Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFieldOfView.rightDegrees Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFieldOfView.upDegrees Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData.VRFrameData Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData.leftProjectionMatrix Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData.leftViewMatrix Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData.pose Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData.rightProjectionMatrix Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData.rightViewMatrix Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRFrameData.timestamp Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRPose Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRPose.angularAcceleration Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRPose.angularVelocity Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRPose.linearAcceleration Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRPose.linearVelocity Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRPose.orientation Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRPose.position Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRStageParameters Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRStageParameters.sittingToStandingTransform Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRStageParameters.sizeX Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VRStageParameters.sizeY Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Google Cardboard supported in Samsung Internet 7.0.
api.VTTCue.lineAlign 📋Firefox7/22/20144440
api.VTTCue.positionAlign 📋Firefox7/22/20144440
api.VTTCue.region 📋Firefox3/13/20183110
api.VTTRegion 📋Safari10/22/20134713
api.VTTRegion.VTTRegion 📋Safari10/22/20134713
api.VTTRegion.id 📋Safari10/22/20134713
api.VTTRegion.lines 📋Firefox3/13/20183110
api.VTTRegion.regionAnchorX 📋Safari10/22/20134713
api.VTTRegion.regionAnchorY 📋Safari10/22/20134713
api.VTTRegion.scroll 📋Safari10/22/20134713
api.VTTRegion.viewportAnchorX 📋Safari10/22/20134713
api.VTTRegion.viewportAnchorY 📋Safari10/22/20134713
api.VTTRegion.width 📋Safari10/22/20134713
api.VideoPlaybackQuality.corruptedVideoFrames 📋Safari10/16/20144354
Internet Explorer: Only works on Windows 8+.
api.VideoPlaybackQuality.totalFrameDelay Safari10/16/20144354
Internet Explorer: Only works on Windows 8+.
api.VideoTrack.sourceBuffer 📋Safari10/22/20134713
Safari on iOS: Exposed in Mobile Safari on iPad but not on iPhone.WebView on iOS: Exposed in Mobile Safari on iPad but not on iPhone.
api.VideoTrackGenerator 📋Safari9/16/2024731
api.VideoTrackGenerator.VideoTrackGenerator 📋Safari9/16/2024731
api.VideoTrackGenerator.muted 📋Safari9/16/2024731
api.VideoTrackGenerator.track 📋Safari9/16/2024731
api.VideoTrackGenerator.writable 📋Safari9/16/2024731
api.ViewTimeline 📋Chrome7/18/20231157
api.ViewTimeline.ViewTimeline 📋Chrome7/18/20231157
api.ViewTimeline.endOffset 📋Chrome7/18/20231157
api.ViewTimeline.startOffset 📋Chrome7/18/20231157
api.ViewTimeline.subject 📋Chrome7/18/20231157
api.ViewTransition 📋Chrome3/7/20231290
api.ViewTransition.finished 📋Chrome3/7/20231290
api.ViewTransition.ready 📋Chrome3/7/20231290
api.ViewTransition.skipTransition 📋Chrome3/7/20231290
api.ViewTransition.types 📋Chrome5/14/2024856
api.ViewTransition.updateCallbackDone 📋Chrome3/7/20231290
api.ViewTransitionTypeSet 📋Chrome5/14/2024856
api.ViewTransitionTypeSet.@@iterator Chrome5/14/2024856
api.ViewTransitionTypeSet.add Chrome5/14/2024856
api.ViewTransitionTypeSet.clear Chrome5/14/2024856
api.ViewTransitionTypeSet.delete Chrome5/14/2024856
api.ViewTransitionTypeSet.entries Chrome5/14/2024856
api.ViewTransitionTypeSet.forEach Chrome5/14/2024856
api.ViewTransitionTypeSet.has Chrome5/14/2024856
api.ViewTransitionTypeSet.keys Chrome5/14/2024856
api.ViewTransitionTypeSet.size Chrome5/14/2024856
api.ViewTransitionTypeSet.values Chrome5/14/2024856
api.VirtualKeyboard 📋Chrome9/21/20211822
api.VirtualKeyboard.boundingRect 📋Chrome9/21/20211822
api.VirtualKeyboard.geometrychange_event 📋Chrome9/21/20211822
api.VirtualKeyboard.hide 📋Chrome9/21/20211822
api.VirtualKeyboard.overlaysContent 📋Chrome9/21/20211822
api.VirtualKeyboard.show 📋Chrome9/21/20211822
api.VisibilityStateEntry 📋Chrome7/18/20231157
api.VisibilityStateEntry.duration 📋Chrome7/18/20231157
api.VisibilityStateEntry.entryType 📋Chrome7/18/20231157
api.VisibilityStateEntry.name 📋Chrome7/18/20231157
api.VisibilityStateEntry.startTime 📋Chrome7/18/20231157
api.VisualViewport.scrollend_event 📋Chrome6/11/2024828
Chrome: The onscrollend event handler property is not supported. See bug 325307785.Chrome Android: The onscrollend event handler property is not supported. See bug 325307785.Edge: The onscrollend event handler property is not supported. See bug 325307785.Opera: The onscrollend event handler property is not supported. See bug 325307785.Opera Android: The onscrollend event handler property is not supported. See bug 325307785.Samsung Internet: The onscrollend event handler property is not supported. See bug 325307785.WebView Android: The onscrollend event handler property is not supported. See bug 325307785.
api.WEBGL_compressed_texture_etc 📋Chrome12/6/20173207
api.WEBGL_compressed_texture_etc1 📋Chrome3/2/20163851
api.WEBGL_compressed_texture_pvrtc 📋Safari10/22/20134713
api.WEBGL_multi_draw 📋Edge10/9/20202169
api.WEBGL_multi_draw.multiDrawArraysInstancedWEBGL 📋Edge10/9/20202169
api.WEBGL_multi_draw.multiDrawArraysWEBGL 📋Edge10/9/20202169
api.WEBGL_multi_draw.multiDrawElementsInstancedWEBGL 📋Edge10/9/20202169
api.WEBGL_multi_draw.multiDrawElementsWEBGL 📋Edge10/9/20202169
api.WGSLLanguageFeatures 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.@@iterator 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.entries 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.extension_packed_4x8_integer_dot_product 📋Chrome3/19/2024912
api.WGSLLanguageFeatures.extension_readonly_and_readwrite_storage_textures 📋Chrome4/16/2024884
api.WGSLLanguageFeatures.extension_unrestricted_pointer_parameters 📋Chrome3/19/2024912
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Chrome Android: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.Opera Android: Currently supported on ChromeOS, macOS, and Windows only.Samsung Internet: Currently supported on ChromeOS, macOS, and Windows only.WebView Android: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.forEach 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.has 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.keys 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.size 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WGSLLanguageFeatures.values 📋Chrome7/18/20231157
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WebGL2RenderingContext.bufferData.srcData_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.bufferSubData.srcData_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.clearBufferfv.values_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.clearBufferiv.values_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.clearBufferuiv.values_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.compressedTexImage2D.pixels_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.compressedTexImage3D.pixels_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.compressedTexSubImage2D.srcData_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.drawingBufferFormat 📋Chrome2/20/2024940
api.WebGL2RenderingContext.drawingBufferStorage 📋Chrome2/20/2024940
api.WebGL2RenderingContext.getBufferSubData.dstData_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.makeXRCompatible 📋Chrome12/10/20192473
api.WebGL2RenderingContext.readPixels.pixels_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.texImage3D.srcData_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.texSubImage3D.srcData_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix2fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix2x3fv.data_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix2x4fv.data_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix3fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix3x2fv.data_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix3x4fv.data_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix4fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix4x2fv.data_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.uniformMatrix4x3fv.data_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.unpackColorSpace 📋Chrome8/2/20221507
api.WebGL2RenderingContext.vertexAttrib1fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.vertexAttrib2fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.vertexAttrib3fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.vertexAttrib4fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.vertexAttribI4iv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGL2RenderingContext.vertexAttribI4uiv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGLActiveInfo.worker_support Firefox9/20/20221458
api.WebGLBuffer.worker_support Firefox9/20/20221458
api.WebGLContextEvent.worker_support Firefox9/20/20221458
api.WebGLFramebuffer.worker_support Firefox9/20/20221458
api.WebGLObject 📋Chrome6/11/2024828
api.WebGLProgram.worker_support Firefox9/20/20221458
api.WebGLRenderbuffer.worker_support Firefox9/20/20221458
api.WebGLRenderingContext.compressedTexImage2D.pixels_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGLRenderingContext.drawingBufferFormat 📋Chrome2/20/2024940
api.WebGLRenderingContext.drawingBufferStorage 📋Chrome2/20/2024940
api.WebGLRenderingContext.makeXRCompatible 📋Chrome12/10/20192473
api.WebGLRenderingContext.unpackColorSpace 📋Chrome8/2/20221507
api.WebGLRenderingContext.vertexAttrib1fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGLRenderingContext.vertexAttrib2fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGLRenderingContext.vertexAttrib3fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGLRenderingContext.vertexAttrib4fv.value_param_accepts_SharedArrayBuffer Chrome7/25/20173341
api.WebGLRenderingContext.worker_support Firefox9/20/20221458
api.WebGLShader.worker_support Firefox9/20/20221458
api.WebGLShaderPrecisionFormat.worker_support Firefox9/20/20221458
api.WebGLTexture.worker_support Firefox9/20/20221458
api.WebGLTimerQueryEXT 📋Chrome10/16/20182893
Chrome: Only supported on macOS.Chrome: Removed due to the GLitch exploit.Chrome Android: Removed due to the GLitch exploit.Edge: Only supported on macOS.Firefox: Removed due to the GLitch exploit.Opera: Only supported on macOS.Opera: Removed due to the GLitch exploit.Opera Android: Removed due to the GLitch exploit.Samsung Internet: Removed due to the GLitch exploit.WebView Android: Removed due to the GLitch exploit.
api.WebGLUniformLocation.worker_support Firefox9/20/20221458
api.WebKitPoint Safari6/8/20096310
api.WebKitPoint.WebKitPoint Safari6/8/20096310
api.WebKitPoint.x Safari6/8/20096310
api.WebKitPoint.y Safari6/8/20096310
api.WebSocketError Chrome4/16/2024884
api.WebSocketError.WebSocketError Chrome4/16/2024884
api.WebSocketError.closeCode Chrome4/16/2024884
api.WebSocketError.reason Chrome4/16/2024884
api.WebSocketStream Chrome4/16/2024884
api.WebSocketStream.WebSocketStream Chrome4/16/2024884
api.WebSocketStream.close Chrome4/16/2024884
api.WebSocketStream.closed Chrome4/16/2024884
api.WebSocketStream.opened Chrome4/16/2024884
api.WebSocketStream.url Chrome4/16/2024884
api.WebTransport 📋Chrome1/4/20221717
api.WebTransport.WebTransport 📋Chrome1/4/20221717
api.WebTransport.WebTransport.options_allowPooling_parameter 📋Firefox6/6/20231199
api.WebTransport.WebTransport.options_congestionControl_parameter 📋Firefox6/6/20231199
api.WebTransport.WebTransport.options_requireUnreliable_parameter 📋Firefox6/6/20231199
api.WebTransport.WebTransport.options_serverCertificateHashes_parameter 📋Chrome3/29/20221633
api.WebTransport.byob_readers Chrome1/10/20231346
api.WebTransport.close 📋Chrome1/4/20221717
api.WebTransport.closed 📋Chrome1/4/20221717
api.WebTransport.congestionControl 📋Firefox6/6/20231199
api.WebTransport.createBidirectionalStream 📋Chrome1/4/20221717
api.WebTransport.createBidirectionalStream.options_sendOrder_parameter 📋Firefox10/24/20231059
api.WebTransport.createUnidirectionalStream 📋Chrome1/4/20221717
Firefox: Returns a WritableStream instead of a WebTransportSendStream.Firefox for Android: Returns a WritableStream instead of a WebTransportSendStream.
api.WebTransport.createUnidirectionalStream.byob_readers Chrome1/10/20231346
api.WebTransport.createUnidirectionalStream.options_sendOrder_parameter 📋Firefox10/24/20231059
api.WebTransport.datagrams 📋Chrome1/4/20221717
api.WebTransport.getStats 📋Firefox6/6/20231199
Firefox: Method is defined but throws a not-implemented error.Firefox for Android: Method is defined but throws a not-implemented error.
api.WebTransport.incomingBidirectionalStreams 📋Chrome1/4/20221717
api.WebTransport.incomingUnidirectionalStreams 📋Chrome1/4/20221717
api.WebTransport.ready 📋Chrome1/4/20221717
api.WebTransport.reliability 📋Firefox6/6/20231199
api.WebTransportBidirectionalStream 📋Chrome1/4/20221717
api.WebTransportBidirectionalStream.readable 📋Chrome1/4/20221717
api.WebTransportBidirectionalStream.readable.returns_WebTransportReceiveStream 📋Firefox6/6/20231199
api.WebTransportBidirectionalStream.writable 📋Chrome1/4/20221717
api.WebTransportBidirectionalStream.writable.returns_WebTransportSendStream 📋Firefox6/6/20231199
api.WebTransportDatagramDuplexStream 📋Chrome1/4/20221717
api.WebTransportDatagramDuplexStream.byob_readers Chrome1/10/20231346
api.WebTransportDatagramDuplexStream.incomingHighWaterMark 📋Chrome1/4/20221717
api.WebTransportDatagramDuplexStream.incomingMaxAge 📋Chrome1/4/20221717
api.WebTransportDatagramDuplexStream.maxDatagramSize 📋Chrome1/4/20221717
api.WebTransportDatagramDuplexStream.outgoingHighWaterMark 📋Chrome1/4/20221717
api.WebTransportDatagramDuplexStream.outgoingMaxAge 📋Chrome1/4/20221717
api.WebTransportDatagramDuplexStream.readable 📋Chrome1/4/20221717
api.WebTransportDatagramDuplexStream.writable 📋Chrome1/4/20221717
api.WebTransportError 📋Chrome1/4/20221717
api.WebTransportError.WebTransportError 📋Chrome1/4/20221717
api.WebTransportError.source 📋Chrome1/4/20221717
api.WebTransportError.streamErrorCode 📋Chrome1/4/20221717
api.WebTransportReceiveStream 📋Firefox6/6/20231199
api.WebTransportReceiveStream.getStats 📋Firefox6/6/20231199
api.WebTransportSendStream 📋Firefox6/6/20231199
api.WebTransportSendStream.getStats 📋Firefox6/6/20231199
api.WebTransportSendStream.getWriter 📋Firefox6/6/20231199
api.WebTransportSendStream.sendOrder 📋Firefox12/19/20231003
api.Window.appinstalled_event 📋Chrome1/23/20183159
Opera: Opera exposes the onappinstalled event handler, but the event is never fired.Opera Android: Opera exposes the onappinstalled event handler, but the event is never fired.
api.Window.beforeinstallprompt_event 📋Chrome9/5/20173299
Chrome: The onbeforeinstallprompt event handler property is not supported.Chrome Android: The onbeforeinstallprompt event handler property is not supported.Opera: The onbeforeinstallprompt event handler property is not supported.Opera Android: The onbeforeinstallprompt event handler property is not supported.Samsung Internet: The onbeforeinstallprompt event handler property is not supported.WebView Android: The onbeforeinstallprompt event handler property is not supported.
api.Window.cancelIdleCallback 📋Chrome12/1/20153943
api.Window.cookieStore 📋Chrome11/17/20202130
api.Window.credentialless 📋Chrome2/7/20231318
api.Window.deviceorientationabsolute_event 📋Chrome4/13/20163809
api.Window.documentPictureInPicture 📋Chrome8/15/20231129
api.Window.dump Firefox11/29/20057597
Firefox: By default, this method exists and can be called, but does nothing unless enabled in the browser's preferences.Firefox for Android: This method exists but has no effect.
api.Window.external 📋Firefox10/24/20067268
Firefox: From Firefox 78 AddSearchProvider() does nothing, as the specification requires.Firefox for Android: From Firefox for Android 79 AddSearchProvider() does nothing, as the specification requires.
api.Window.fence 📋Chrome7/18/20231157
api.Window.fullScreen Firefox11/9/20047982
api.Window.getDefaultComputedStyle Firefox2/19/20134958
api.Window.getDefaultComputedStyle.pseudo_element_support Firefox2/19/20134958
api.Window.getScreenDetails 📋Chrome3/29/20221633
api.Window.launchQueue 📋Chrome5/24/20221577
api.Window.mozInnerScreenX Firefox1/21/20106083
api.Window.mozInnerScreenY Firefox1/21/20106083
api.Window.navigation 📋Chrome5/24/20221577
api.Window.open.features_parameter_attributionsrc Chrome5/14/2024856
api.Window.open.features_parameter_popup Firefox1/11/20221710
api.Window.originAgentCluster 📋Chrome4/13/20211983
api.Window.pagereveal_event 📋Chrome3/19/2024912
api.Window.pageswap_event 📋Chrome4/16/2024884
api.Window.postMessage.options_includeUserActivation_parameter Chrome1/29/20192788
api.Window.queryLocalFonts 📋Chrome6/21/20221549
api.Window.requestFileSystem Chrome8/2/20115525
api.Window.requestIdleCallback 📋Chrome12/1/20153943
api.Window.resolveLocalFileSystemURL Chrome8/2/20115525
api.Window.scrollByLines Firefox11/9/20047982
api.Window.scrollByPages Firefox11/9/20047982
api.Window.scrollMaxX Firefox11/9/20047982
api.Window.scrollMaxY Firefox11/9/20047982
api.Window.scrollX.subpixel_precision Chrome1/21/20154257
api.Window.scrollY.subpixel_precision Chrome1/21/20154257
api.Window.scrollsnapchange_event 📋Chrome9/17/2024730
api.Window.scrollsnapchanging_event 📋Chrome9/17/2024730
api.Window.setResizable Firefox11/9/20047982
api.Window.sharedStorage 📋Chrome9/12/20231101
api.Window.showDirectoryPicker 📋Edge10/9/20202169
api.Window.showOpenFilePicker 📋Edge10/9/20202169
api.Window.showSaveFilePicker 📋Edge10/9/20202169
api.Window.styleMedia Safari6/7/20105946
api.Window.updateCommands Firefox11/9/20047982
api.Window.vrdisplayactivate_event Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.
api.Window.vrdisplayconnect_event Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Samsung Internet: Supported on Samsung Internet for GearVR.
api.Window.vrdisplaydeactivate_event Firefox3/8/20221654
Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.
api.Window.vrdisplaydisconnect_event Firefox3/8/20221654
Chrome Android: Chrome for Android 56 supports only Google Daydream View.Chrome Android: Chrome for Android 57 adds support for Google Cardboard.Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Quest Browser: Chrome for Android 56 supports only Google Daydream View.Quest Browser: Chrome for Android 57 adds support for Google Cardboard.Samsung Internet: Supported on Samsung Internet for GearVR.
api.Window.vrdisplaypresentchange_event Firefox3/8/20221654
Chrome Android: Chrome for Android 56 supports only Google Daydream View.Chrome Android: Chrome for Android 57 adds support for Google Cardboard.Firefox: macOS support was enabled in Firefox 64.Firefox: Windows support was enabled in Firefox 55.Quest Browser: Chrome for Android 56 supports only Google Daydream View.Quest Browser: Chrome for Android 57 adds support for Google Cardboard.Samsung Internet: Supported on Samsung Internet for GearVR.
api.Window.webkitConvertPointFromNodeToPage Safari6/8/20096310
api.Window.webkitConvertPointFromPageToNode Safari6/8/20096310
api.WindowClient.ancestorOrigins 📋Safari9/12/20221466
api.WindowControlsOverlay 📋Edge9/1/20221477
api.WindowControlsOverlay.geometrychange_event 📋Edge9/1/20221477
api.WindowControlsOverlay.getTitlebarAreaRect 📋Edge9/1/20221477
api.WindowControlsOverlay.visible 📋Edge9/1/20221477
api.WindowControlsOverlayGeometryChangeEvent 📋Edge9/1/20221477
api.WindowControlsOverlayGeometryChangeEvent.WindowControlsOverlayGeometryChangeEvent 📋Edge9/1/20221477
api.WindowControlsOverlayGeometryChangeEvent.titlebarAreaRect 📋Edge9/1/20221477
api.WindowControlsOverlayGeometryChangeEvent.visible 📋Edge9/1/20221477
api.Worker.Worker.mime_checks Firefox9/22/20202186
api.Worker.messageerror_event 📋Firefox11/14/20173229
Node.js: Supports the event, but only via Node EventEmitter.Node.js: Supports the event, but only via Node EventEmitter.
api.Worker.postMessage.options_includeUserActivation_parameter Chrome1/29/20192788
api.WorkerGlobalScope.dump Firefox6/30/20096288
Firefox: This method exists but has no effect.Firefox for Android: This method exists but has no effect.
api.WorkerGlobalScope.languagechange_event 📋Chrome1/25/20106079
api.WorkerGlobalScope.offline_event 📋Firefox4/29/20144524
api.WorkerGlobalScope.online_event 📋Firefox4/29/20144524
api.WorkerNavigator.connection 📋Chrome9/5/20173299
api.WorkerNavigator.deviceMemory 📋Chrome3/6/20183117
api.WorkerNavigator.globalPrivacyControl 📋Firefox11/21/20231031
Firefox: Opt-in to GPC by setting the preference privacy.globalprivacycontrol.enabled to true.
api.WorkerNavigator.gpu 📋Chrome5/2/20231234
Chrome: Currently supported on ChromeOS, macOS, and Windows only.Edge: Currently supported on ChromeOS, macOS, and Windows only.Opera: Currently supported on ChromeOS, macOS, and Windows only.
api.WorkerNavigator.hid 📋Chrome11/12/2024674
api.WorkerNavigator.ml 📋Chrome4/4/20231262
api.WorkerNavigator.serial 📋Chrome3/2/20212025
api.WorkerNavigator.serviceWorker 📋Safari4/12/20183080
api.WorkerNavigator.storageBuckets 📋Chrome2/20/2024940
api.WorkerNavigator.usb 📋Chrome10/10/20231073
Chrome: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome: Available in dedicated workers, not available in shared workers and service workers.Chrome Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Chrome Android: Available in dedicated workers, not available in shared workers and service workers.Edge: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Edge: Available in dedicated workers, not available in shared workers and service workers.Quest Browser: Available in dedicated workers, not available in shared workers and service workers.Opera: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera: Available in dedicated workers, not available in shared workers and service workers.Opera Android: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Opera Android: Available in dedicated workers, not available in shared workers and service workers.Samsung Internet: Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.Samsung Internet: Available in dedicated workers, not available in shared workers and service workers.WebView Android: WebView exposes navigator.usb, but does not support WebUSB.
api.WorkerNavigator.userAgentData 📋Chrome4/13/20211983
api.WritableStream.transferable 📋Chrome11/17/20202130
api.XMLHttpRequest.authorization_removed_cross_origin 📋Safari10/24/20221424
api.XMLHttpRequest.setAttributionReporting 📋Chrome5/14/2024856
api.XMLHttpRequest.setPrivateToken 📋Chrome9/12/20231101
api.XRAnchor 📋Chrome8/25/20202214
api.XRAnchor.anchorSpace 📋Chrome8/25/20202214
api.XRAnchor.delete 📋Chrome8/25/20202214
api.XRAnchorSet 📋Chrome8/25/20202214
api.XRAnchorSet.@@iterator Chrome8/25/20202214
api.XRAnchorSet.entries Chrome8/25/20202214
api.XRAnchorSet.forEach Chrome8/25/20202214
api.XRAnchorSet.has Chrome8/25/20202214
api.XRAnchorSet.keys Chrome8/25/20202214
api.XRAnchorSet.size Chrome8/25/20202214
api.XRAnchorSet.values Chrome8/25/20202214
api.XRBoundedReferenceSpace 📋Chrome12/10/20192473
api.XRBoundedReferenceSpace.boundsGeometry 📋Chrome12/10/20192473
api.XRCPUDepthInformation 📋Chrome4/13/20211983
api.XRCPUDepthInformation.data 📋Chrome4/13/20211983
api.XRCPUDepthInformation.getDepthInMeters 📋Chrome4/13/20211983
api.XRCamera 📋Chrome10/25/20221423
api.XRCamera.height 📋Chrome10/25/20221423
api.XRCamera.width 📋Chrome10/25/20221423
api.XRDepthInformation 📋Chrome4/13/20211983
api.XRDepthInformation.height 📋Chrome4/13/20211983
api.XRDepthInformation.normDepthBufferFromNormView 📋Chrome4/13/20211983
api.XRDepthInformation.rawValueToMeters 📋Chrome4/13/20211983
api.XRDepthInformation.width 📋Chrome4/13/20211983
api.XRFrame 📋Chrome12/10/20192473
api.XRFrame.createAnchor 📋Chrome8/25/20202214
api.XRFrame.fillJointRadii 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRFrame.fillPoses 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRFrame.getDepthInformation 📋Chrome4/13/20211983
api.XRFrame.getHitTestResults 📋Chrome4/7/20202354
api.XRFrame.getHitTestResultsForTransientInput 📋Chrome4/7/20202354
api.XRFrame.getJointPose 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRFrame.getLightEstimate 📋Chrome4/13/20211983
api.XRFrame.getPose 📋Chrome12/10/20192473
api.XRFrame.getViewerPose 📋Chrome12/10/20192473
api.XRFrame.session 📋Chrome12/10/20192473
api.XRFrame.trackedAnchors 📋Chrome8/25/20202214
api.XRHand 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHand.@@iterator Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHand.entries Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHand.forEach Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHand.get Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHand.keys Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHand.size Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHand.values Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRHitTestResult 📋Chrome4/7/20202354
api.XRHitTestResult.createAnchor 📋Chrome8/25/20202214
api.XRHitTestResult.getPose 📋Chrome4/7/20202354
api.XRHitTestSource 📋Chrome4/7/20202354
api.XRHitTestSource.cancel 📋Chrome4/7/20202354
api.XRInputSource 📋Chrome12/10/20192473
api.XRInputSource.gamepad 📋Chrome12/10/20192473
api.XRInputSource.gripSpace 📋Chrome12/10/20192473
api.XRInputSource.hand 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRInputSource.handedness 📋Chrome12/10/20192473
api.XRInputSource.profiles 📋Chrome12/10/20192473
api.XRInputSource.targetRayMode 📋Chrome12/10/20192473
api.XRInputSource.targetRaySpace 📋Chrome12/10/20192473
api.XRInputSourceArray 📋Chrome12/10/20192473
api.XRInputSourceArray.@@iterator Chrome12/10/20192473
api.XRInputSourceArray.entries Chrome12/10/20192473
api.XRInputSourceArray.forEach Chrome12/10/20192473
api.XRInputSourceArray.keys Chrome12/10/20192473
api.XRInputSourceArray.length 📋Chrome12/10/20192473
api.XRInputSourceArray.values Chrome12/10/20192473
api.XRInputSourceEvent 📋Chrome12/10/20192473
api.XRInputSourceEvent.XRInputSourceEvent 📋Chrome12/10/20192473
api.XRInputSourceEvent.frame 📋Chrome12/10/20192473
api.XRInputSourceEvent.inputSource 📋Chrome12/10/20192473
api.XRInputSourcesChangeEvent 📋Chrome12/10/20192473
api.XRInputSourcesChangeEvent.XRInputSourcesChangeEvent 📋Chrome12/10/20192473
api.XRInputSourcesChangeEvent.added 📋Chrome12/10/20192473
api.XRInputSourcesChangeEvent.removed 📋Chrome12/10/20192473
api.XRInputSourcesChangeEvent.session 📋Chrome12/10/20192473
api.XRJointPose 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRJointPose.radius 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRJointSpace 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRJointSpace.jointName 📋Chrome11/12/2024674
Edge: Hololens 2 only.
api.XRLayer 📋Edge7/16/20202254
api.XRLightEstimate 📋Chrome4/13/20211983
api.XRLightEstimate.primaryLightDirection 📋Chrome4/13/20211983
api.XRLightEstimate.primaryLightIntensity 📋Chrome4/13/20211983
api.XRLightEstimate.sphericalHarmonicsCoefficients 📋Chrome4/13/20211983
api.XRLightProbe 📋Chrome4/13/20211983
api.XRLightProbe.probeSpace 📋Chrome4/13/20211983
api.XRLightProbe.reflectionchange_event 📋Chrome4/13/20211983
api.XRPose 📋Chrome12/10/20192473
api.XRPose.emulatedPosition 📋Chrome12/10/20192473
api.XRPose.transform 📋Chrome12/10/20192473
api.XRRay 📋Chrome4/7/20202354
api.XRRay.XRRay 📋Chrome4/7/20202354
api.XRRay.direction 📋Chrome4/7/20202354
api.XRRay.matrix 📋Chrome4/7/20202354
api.XRRay.origin 📋Chrome4/7/20202354
api.XRReferenceSpace 📋Chrome12/10/20192473
api.XRReferenceSpace.getOffsetReferenceSpace 📋Chrome12/10/20192473
api.XRReferenceSpace.reset_event 📋Chrome12/10/20192473
api.XRReferenceSpaceEvent 📋Chrome12/10/20192473
api.XRReferenceSpaceEvent.XRReferenceSpaceEvent 📋Chrome12/10/20192473
api.XRReferenceSpaceEvent.referenceSpace 📋Chrome12/10/20192473
api.XRReferenceSpaceEvent.transform 📋Chrome12/10/20192473
api.XRRenderState 📋Chrome12/10/20192473
api.XRRenderState.baseLayer 📋Chrome12/10/20192473
api.XRRenderState.depthFar 📋Chrome12/10/20192473
api.XRRenderState.depthNear 📋Chrome12/10/20192473
api.XRRenderState.inlineVerticalFieldOfView 📋Chrome12/10/20192473
api.XRRigidTransform 📋Chrome12/10/20192473
api.XRRigidTransform.XRRigidTransform 📋Chrome12/10/20192473
api.XRRigidTransform.inverse 📋Chrome12/10/20192473
api.XRRigidTransform.matrix 📋Chrome12/10/20192473
api.XRRigidTransform.orientation 📋Chrome12/10/20192473
api.XRRigidTransform.position 📋Chrome12/10/20192473
api.XRSession 📋Chrome12/10/20192473
api.XRSession.cancelAnimationFrame 📋Chrome12/10/20192473
api.XRSession.depthDataFormat 📋Chrome4/13/20211983
api.XRSession.depthUsage 📋Chrome4/13/20211983
api.XRSession.domOverlayState 📋Chrome5/19/20202312
api.XRSession.enabledFeatures 📋Chrome3/7/20231290
api.XRSession.end 📋Chrome12/10/20192473
api.XRSession.end_event 📋Chrome12/10/20192473
api.XRSession.environmentBlendMode 📋Chrome4/7/20202354
api.XRSession.inputSources 📋Chrome12/10/20192473
api.XRSession.inputsourceschange_event 📋Chrome12/10/20192473
api.XRSession.interactionMode 📋Edge7/16/20202254
api.XRSession.preferredReflectionFormat 📋Chrome4/13/20211983
api.XRSession.renderState 📋Chrome12/10/20192473
api.XRSession.requestAnimationFrame 📋Chrome12/10/20192473
api.XRSession.requestHitTestSource 📋Chrome4/7/20202354
api.XRSession.requestHitTestSourceForTransientInput 📋Chrome4/7/20202354
api.XRSession.requestLightProbe 📋Chrome4/13/20211983
api.XRSession.requestReferenceSpace 📋Chrome12/10/20192473
api.XRSession.select_event 📋Chrome12/10/20192473
api.XRSession.selectend_event 📋Chrome12/10/20192473
api.XRSession.selectstart_event 📋Chrome12/10/20192473
api.XRSession.squeeze_event 📋Chrome5/19/20202312
api.XRSession.squeezeend_event 📋Chrome5/19/20202312
api.XRSession.squeezestart_event 📋Chrome5/19/20202312
api.XRSession.updateRenderState 📋Chrome12/10/20192473
api.XRSession.visibilityState 📋Chrome12/10/20192473
api.XRSession.visibilitychange_event 📋Chrome12/10/20192473
api.XRSessionEvent 📋Chrome12/10/20192473
api.XRSessionEvent.XRSessionEvent 📋Chrome12/10/20192473
api.XRSessionEvent.session 📋Chrome12/10/20192473
api.XRSpace 📋Chrome12/10/20192473
api.XRSystem 📋Chrome12/10/20192473
api.XRSystem.devicechange_event 📋Chrome12/10/20192473
api.XRSystem.isSessionSupported 📋Chrome12/10/20192473
api.XRSystem.requestSession 📋Chrome12/10/20192473
api.XRTransientInputHitTestResult 📋Chrome4/7/20202354
api.XRTransientInputHitTestResult.inputSource 📋Chrome4/7/20202354
api.XRTransientInputHitTestResult.results 📋Chrome4/7/20202354
api.XRTransientInputHitTestSource 📋Chrome4/7/20202354
api.XRTransientInputHitTestSource.cancel 📋Chrome4/7/20202354
api.XRView 📋Chrome12/10/20192473
api.XRView.camera 📋Chrome10/25/20221423
api.XRView.eye 📋Chrome12/10/20192473
api.XRView.isFirstPersonObserver 📋Edge10/9/20202169
Chrome: Always returns false since no headset with first-person view is supported.Chrome Android: Always returns false since no headset with first-person view is supported.Edge: Always returns false since no headset with first-person view is supported.Quest Browser: Always returns false since no headset with first-person view is supported.Opera: Always returns false since no headset with first-person view is supported.Opera Android: Always returns false since no headset with first-person view is supported.Samsung Internet: Always returns false since no headset with first-person view is supported.
api.XRView.projectionMatrix 📋Chrome12/10/20192473
api.XRView.recommendedViewportScale 📋Chrome4/13/20211983
api.XRView.requestViewportScale 📋Chrome4/13/20211983
api.XRView.transform 📋Chrome12/10/20192473
api.XRViewerPose 📋Chrome12/10/20192473
api.XRViewerPose.views 📋Chrome12/10/20192473
api.XRViewport 📋Chrome12/10/20192473
api.XRViewport.height 📋Chrome12/10/20192473
api.XRViewport.width 📋Chrome12/10/20192473
api.XRViewport.x 📋Chrome12/10/20192473
api.XRViewport.y 📋Chrome12/10/20192473
api.XRWebGLBinding 📋Chrome3/2/20212025
api.XRWebGLBinding.XRWebGLBinding 📋Chrome3/2/20212025
api.XRWebGLBinding.getCameraImage 📋Chrome10/25/20221423
api.XRWebGLBinding.getDepthInformation 📋Chrome4/13/20211983
api.XRWebGLBinding.getReflectionCubeMap 📋Chrome4/13/20211983
api.XRWebGLDepthInformation 📋Chrome4/13/20211983
api.XRWebGLDepthInformation.texture 📋Chrome4/13/20211983
api.XRWebGLLayer 📋Chrome12/10/20192473
api.XRWebGLLayer.XRWebGLLayer 📋Chrome12/10/20192473
api.XRWebGLLayer.antialias 📋Chrome12/10/20192473
api.XRWebGLLayer.framebuffer 📋Chrome12/10/20192473
api.XRWebGLLayer.framebufferHeight 📋Chrome12/10/20192473
api.XRWebGLLayer.framebufferWidth 📋Chrome12/10/20192473
api.XRWebGLLayer.getNativeFramebufferScaleFactor_static 📋Chrome12/10/20192473
api.XRWebGLLayer.getViewport 📋Chrome12/10/20192473
api.XRWebGLLayer.ignoreDepthValues 📋Chrome12/10/20192473
api.console.exception_static Firefox3/18/20144566
api.console.profileEnd_static Safari6/8/20096310
api.console.profile_static Safari6/8/20096310
api.createImageBitmap.options_resizeQuality_parameter Chrome10/12/20163627
api.fetch.authorization_removed_cross_origin 📋Safari10/24/20221424
api.fetch.body_readablestream 📋Edge9/1/20221477
api.fetch.init_attributionReporting_parameter 📋Chrome5/14/2024856
api.fetch.init_browsingTopics_parameter Chrome7/18/20231157
api.fetch.init_duplex_parameter 📋Edge9/1/20221477
api.fetch.init_priority_parameter Chrome4/26/20221605
api.scheduler 📋Chrome9/21/20211822
api.trustedTypes 📋Chrome5/19/20202312

JS Data

API First Browser Date Days in Limbo Notes
javascript.builtins.Atomics.Atomic_operations_on_non_shared_buffers Firefox7/28/20202242
javascript.builtins.Atomics.pause 📋Chrome2/4/2025590
javascript.builtins.Atomics.waitAsync 📋Chrome11/17/20202130
javascript.builtins.DataView.getFloat16 📋Firefox8/6/2024772
javascript.builtins.DataView.setFloat16 📋Firefox8/6/2024772
javascript.builtins.Error.Error.fileName_parameter Firefox11/9/20047982
javascript.builtins.Error.Error.lineNumber_parameter Firefox11/9/20047982
javascript.builtins.Error.cause.displayed_in_console Firefox8/10/20211864
javascript.builtins.Error.columnNumber Firefox11/9/20047982
javascript.builtins.Error.fileName Firefox11/9/20047982
javascript.builtins.Error.lineNumber Firefox11/9/20047982
javascript.builtins.Error.serializable_object 📋Chrome9/10/20192564
Firefox: Version 103 serialized properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox: Version 104 adds serialization of stack in the main thread (window.postMessage() and structuredClone()).Firefox: Version 110 adds serialization of stack in workers (worker.postMessage() and structuredClone()).Firefox for Android: Version 103 serialized properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox for Android: Version 104 adds serialization of stack in the main thread (window.postMessage() and structuredClone()).Firefox for Android: Version 110 adds serialization of stack in workers (worker.postMessage() and structuredClone()).
javascript.builtins.EvalError.serializable_object 📋Chrome9/10/20192564
Firefox: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).Firefox for Android: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox for Android: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox for Android: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).
javascript.builtins.FinalizationRegistry.symbol_as_target Chrome1/10/20231346
javascript.builtins.Float16Array 📋Firefox8/6/2024772
javascript.builtins.Float16Array.Float16Array 📋Firefox8/6/2024772
javascript.builtins.Function.displayName Firefox6/5/20125217
javascript.builtins.InternalError Firefox11/9/20047982
javascript.builtins.InternalError.InternalError Firefox11/9/20047982
javascript.builtins.Intl.DurationFormat 📋Safari3/27/20231270
javascript.builtins.Intl.DurationFormat.DurationFormat 📋Safari3/27/20231270
javascript.builtins.Intl.DurationFormat.format 📋Safari3/27/20231270
javascript.builtins.Intl.DurationFormat.formatToParts 📋Safari3/27/20231270
javascript.builtins.Intl.DurationFormat.resolvedOptions 📋Safari3/27/20231270
javascript.builtins.Intl.DurationFormat.supportedLocalesOf 📋Safari3/27/20231270
javascript.builtins.Intl.Locale.getCalendars 📋Safari9/18/20231095
Chrome: Implemented as an accessor property.Chrome Android: Implemented as an accessor property.Edge: Implemented as an accessor property.Node.js: Implemented as an accessor property.Quest Browser: Implemented as an accessor property.Opera: Implemented as an accessor property.Opera Android: Implemented as an accessor property.Safari: Implemented as an accessor property.Safari on iOS: Implemented as an accessor property.Samsung Internet: Implemented as an accessor property.WebView Android: Implemented as an accessor property.WebView on iOS: Implemented as an accessor property.
javascript.builtins.Intl.Locale.getCollations 📋Safari9/18/20231095
Chrome: Implemented as an accessor property.Chrome Android: Implemented as an accessor property.Edge: Implemented as an accessor property.Node.js: Implemented as an accessor property.Quest Browser: Implemented as an accessor property.Opera: Implemented as an accessor property.Opera Android: Implemented as an accessor property.Safari: Implemented as an accessor property.Safari on iOS: Implemented as an accessor property.Samsung Internet: Implemented as an accessor property.WebView Android: Implemented as an accessor property.WebView on iOS: Implemented as an accessor property.
javascript.builtins.Intl.Locale.getHourCycles 📋Safari9/18/20231095
Chrome: Implemented as an accessor property.Chrome Android: Implemented as an accessor property.Edge: Implemented as an accessor property.Node.js: Implemented as an accessor property.Quest Browser: Implemented as an accessor property.Opera: Implemented as an accessor property.Opera Android: Implemented as an accessor property.Safari: Implemented as an accessor property.Safari on iOS: Implemented as an accessor property.Samsung Internet: Implemented as an accessor property.WebView Android: Implemented as an accessor property.WebView on iOS: Implemented as an accessor property.
javascript.builtins.Intl.Locale.getNumberingSystems 📋Safari9/18/20231095
Chrome: Implemented as an accessor property.Chrome Android: Implemented as an accessor property.Edge: Implemented as an accessor property.Node.js: Implemented as an accessor property.Quest Browser: Implemented as an accessor property.Opera: Implemented as an accessor property.Opera Android: Implemented as an accessor property.Safari: Implemented as an accessor property.Safari on iOS: Implemented as an accessor property.Samsung Internet: Implemented as an accessor property.WebView Android: Implemented as an accessor property.WebView on iOS: Implemented as an accessor property.
javascript.builtins.Intl.Locale.getTextInfo 📋Safari9/18/20231095
Chrome: Implemented as an accessor property.Chrome Android: Implemented as an accessor property.Deno: Implemented as an accessor property.Edge: Implemented as an accessor property.Node.js: Implemented as an accessor property.Quest Browser: Implemented as an accessor property.Opera: Implemented as an accessor property.Opera Android: Implemented as an accessor property.Safari: Implemented as an accessor property.Safari on iOS: Implemented as an accessor property.Samsung Internet: Implemented as an accessor property.WebView Android: Implemented as an accessor property.WebView on iOS: Implemented as an accessor property.
javascript.builtins.Intl.Locale.getTimeZones 📋Safari9/18/20231095
Chrome: Implemented as an accessor property.Chrome Android: Implemented as an accessor property.Edge: Implemented as an accessor property.Node.js: Implemented as an accessor property.Quest Browser: Implemented as an accessor property.Opera: Implemented as an accessor property.Opera Android: Implemented as an accessor property.Safari: Implemented as an accessor property.Safari on iOS: Implemented as an accessor property.Samsung Internet: Implemented as an accessor property.WebView Android: Implemented as an accessor property.WebView on iOS: Implemented as an accessor property.
javascript.builtins.Intl.Locale.getWeekInfo 📋Safari9/18/20231095
Chrome: Implemented as an accessor property.Chrome Android: Implemented as an accessor property.Edge: Implemented as an accessor property.Node.js: Implemented as an accessor property.Quest Browser: Implemented as an accessor property.Opera: Implemented as an accessor property.Opera Android: Implemented as an accessor property.Safari: Implemented as an accessor property.Safari on iOS: Implemented as an accessor property.Samsung Internet: Implemented as an accessor property.WebView Android: Implemented as an accessor property.WebView on iOS: Implemented as an accessor property.
javascript.builtins.Intl.PluralRules.PluralRules.options_parameter.options_roundingIncrement_parameter Firefox8/1/20231143
javascript.builtins.Intl.PluralRules.PluralRules.options_parameter.options_trailingZeroDisplay_parameter Firefox8/1/20231143
javascript.builtins.Iterator.Iterator 📋Chrome2/20/2024940
javascript.builtins.Iterator.drop 📋Chrome2/20/2024940
javascript.builtins.Iterator.every 📋Chrome2/20/2024940
javascript.builtins.Iterator.filter 📋Chrome2/20/2024940
javascript.builtins.Iterator.find 📋Chrome2/20/2024940
javascript.builtins.Iterator.flatMap 📋Chrome2/20/2024940
javascript.builtins.Iterator.forEach 📋Chrome2/20/2024940
javascript.builtins.Iterator.from 📋Chrome2/20/2024940
javascript.builtins.Iterator.map 📋Chrome2/20/2024940
javascript.builtins.Iterator.reduce 📋Chrome2/20/2024940
javascript.builtins.Iterator.some 📋Chrome2/20/2024940
javascript.builtins.Iterator.take 📋Chrome2/20/2024940
javascript.builtins.Iterator.toArray 📋Chrome2/20/2024940
javascript.builtins.JSON.isRawJSON 📋Chrome5/30/20231206
javascript.builtins.JSON.parse.reviver_parameter_context_argument 📋Chrome5/30/20231206
javascript.builtins.JSON.rawJSON 📋Chrome5/30/20231206
javascript.builtins.Math.f16round 📋Firefox8/6/2024772
javascript.builtins.Promise.incumbent_settings_object_tracking 📋Firefox11/15/20163593
javascript.builtins.RangeError.serializable_object 📋Chrome9/10/20192564
Firefox: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).Firefox for Android: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox for Android: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox for Android: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).
javascript.builtins.ReferenceError.serializable_object 📋Chrome9/10/20192564
Firefox: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).Firefox for Android: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox for Android: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox for Android: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).
javascript.builtins.RegExp.escape 📋Safari12/11/2024645
javascript.builtins.SyntaxError.serializable_object 📋Chrome9/10/20192564
Firefox: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).Firefox for Android: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox for Android: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox for Android: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).
javascript.builtins.TypeError.serializable_object 📋Chrome9/10/20192564
Firefox: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).Firefox for Android: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox for Android: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox for Android: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).
javascript.builtins.URIError.serializable_object 📋Chrome9/10/20192564
Firefox: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).Firefox for Android: Version 103 serializable properties: name, message, cause, fileName, lineNumber and columnNumber.Firefox for Android: Version 104 also serializes stack in the main thread (window.postMessage() and structuredClone()).Firefox for Android: Version 110 also serializes stack in workers (worker.postMessage() and structuredClone()).
javascript.builtins.Uint8Array.fromBase64 📋Firefox11/26/2024660
javascript.builtins.Uint8Array.fromHex 📋Firefox11/26/2024660
javascript.builtins.Uint8Array.setFromBase64 📋Firefox11/26/2024660
javascript.builtins.Uint8Array.setFromHex 📋Firefox11/26/2024660
javascript.builtins.Uint8Array.toBase64 📋Firefox11/26/2024660
javascript.builtins.Uint8Array.toHex 📋Firefox11/26/2024660
javascript.builtins.WeakMap.symbol_as_keys Chrome1/10/20231346
javascript.builtins.WeakRef.symbol_as_target Chrome1/10/20231346
javascript.builtins.WeakSet.symbol_as_keys Chrome1/10/20231346
javascript.grammar.trailing_commas.trailing_commas_in_dynamic_import Chrome5/25/20211941
Node.js: The second parameter no longer throws a parser error, but the --experimental-json-modules flag is still needed to load JSON modules.
javascript.operators.import.options_parameter Chrome5/25/20211941
Node.js: The second parameter no longer throws a parser error, but the --experimental-json-modules flag is still needed to load JSON modules.
javascript.regular_expressions.modifier 📋Chrome5/14/2024856
javascript.statements.import.import_attributes 📋Safari12/11/20231011
javascript.statements.import.import_attributes.type_css Chrome3/19/2024912
javascript.statements.import.import_attributes.type_json Safari12/11/20231011
javascript.statements.import.service_worker_support Chrome5/25/20211941
javascript.statements.import.worklet_support Firefox6/6/20231199