grahammather's Stars
borismus/osmus
Multiplayer HTML5 Osmos
Gamua/Starling-Framework
The Cross Platform Game Engine
stagas/maga
maga is a lightweight framework for developing multiplayer physics-based games
simb/FlashSocket.IO
Library to help Flash, Flex and ActionScript clients connect to Socket.IO servers.
ippa/jaws
Jaws - HTML5 canvas javascript 2D Game Framework