Turbulenz is a modular 3D and 2D game framework for making HTML5 powered games for browsers and mobile devices.
:octopus: Superpowers — Extensible HTML5 app for real-time collaborative projects
A virtual joystick for touch capable interfaces.
Kiwi.js is a blazingly fast mobile & desktop browser based HTML5 game framework. It uses CocoonJS for publishing to the AppStore.
phina.js is game library
Blend4Web is a tool for interactive 3D visualization on the Internet
Frozen is an open-source HTML5 game engine delivering ease-of-use, rapid development through tooling and modularity.
JSIso - An HTML5 Canvas Tile Engine
a 2D rigid body physics engine for the web