Deprecated

For a given set of browsers, what APIs are removed in all of them how many days it take for the API to removed in the first browser to the last.

Example Comparisons
Browsers
Features

Summary

A count of the number of APIs that were removed from A first and B last.
Last removed from SafariLast removed from Edge
First removed from Safari 2
First removed from Edge 3

Average time for an API to be removed across Safari and Edge

5 APIs took an average of 2185.93 days to be removed

API breakdown:

Average time to landing by year of first deprecation

If a feature is deprecated in the earliest browser in 20XX it took Y days on average to become deprecated in the last browser (when considering Safari and Edge). TTA (time to available).
CSS APIsCSS TTAHTML APIsHTML TTA
2020 12413.1322436.13
2021 21822.130NaN

Deprecated APIs

Below is a list of features that are deprecated in Safari and Edge

Raw Data

Quick Links:

CSS Data

API First Browser Date Last Browser Date Days Notes
css.at-rules.media.prefers-color-scheme.no-preference Edge2/7/2020 Safari9/20/2021
css.properties.-webkit-mask-repeat-x Safari9/20/2021 Edge12/7/2023
css.properties.-webkit-mask-repeat-y Safari9/20/2021 Edge12/7/2023

HTML Data

API First Browser Date Last Browser Date Days Notes
html.elements.audio.autoplay 📋Edge1/15/2020 Safari9/18/2023
html.elements.head.profile 📋Edge1/15/2020 Safari3/27/2023