CSSKeyframesRule

WKWebView

macOS

*

iOS

9.3
3.2

Android WebView

Android

4.4.3
1

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-05

Servo

Android

latest

Chrome Browser

Android

31
18

Safari Browser

iOS

9.3
3.2

Notes

Support data provided by: BCD logo

Resources

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This feature was last updated on April 30, 2026.