http://dl.ooxx.org/output-mini.gif
Watch video:
http://www.youtube.com/watch?v=Lpe_R35nvk8
Github:
https://github.com/leecade/caniuse_local
Overview
Instant, Offline, Quick, Non-breaking compatibility check of HTML5, CSS3, SVG, New JS API.
No need to open browser to see the result.
Compatibility
SublimeText2 / latest dev build of SublimeText3
OSX / Windows / Linux(maybe)