On the standards track: No
Is Experimental: No
Is Deprecated: Yes
In Chrome version 1 on 2008-12-11 Removed from Chrome version 67 on 2018-05-29
In Chrome Android version 18 on 2012-06-27 Removed from Chrome Android version 67 on 2018-05-31
Not in Edge
Not in Firefox
Not in Firefox for Android
Not in Internet Explorer
In Quest Browser version 5.0 on 2018-07-01 Removed from Quest Browser version 6.0 on 2019-08-12
In Opera version 15 on 2013-07-02 Removed from Opera version 54 on 2018-06-28
In Opera Android version 14 on 2013-05-21 Removed from Opera Android version 48 on 2018-11-08
In Safari version 3 on 2007-10-26
In Safari on iOS version 1 on 2007-06-29
In Samsung Internet version 1.0 on 2013-04-27 Removed from Samsung Internet version 9.0 on 2018-09-15
In WebView Android version 4.4 on 2013-12-09 Removed from WebView Android version 67 on 2018-05-31
In WebView on iOS version 1 on 2007-06-29