Hi. I create html5 game Renju (5 in the row) with hot-seat and online mode. http://renju.in/ — russian version http://renju.in/game_en.html — english version https://github.com/SilentImp/renju — source code. Sorry for poor english. Fast translation. Pure CSS+HTML+JS. Backend server working use node.js I don't use canvas or WebGL. Webkit+Geko Graceful degradation in Trident. http://en.wikipedia.org/wiki/Renju — rules Comments appreciated.