SPDY protocol

Networking protocol for low-latency transport of content over the web. Superseded by HTTP version 2.

IE Edge Firefox Chrome Safari Opera iOS Safari Opera Mini Android Browser Blackberry Browser Opera Mobile Chrome for Android Firefox for Android IE Mobile UC Browser for Android Samsung Internet QQ Browser Baidu Browser
49
56 9.3 4.4
14 52 57 10 10.0-10.2 4.4.3-4.4.4 4
11 15 53 58 10.1 44 10.3 all 56 10 37 57 52 11 11.4 5 1.2 7.12
54 59 TP 45
55 60 46
56 61

Notes

See also support for HTTP2, successor of SPDY.

Chrome will be removing support in 2016 (in favor of HTTP2), other browsers likely to follow.

Links