Eva.js is a front-end game engine for creating interactive projects
Javascript library for making tile based games
2D Game Engine
Built to be ease of use, with no programming knowledge, Multi-platform
TurboSphere is an easy to learn and powerful JS based game engine.
A lightweight HTML5 Game Engine
Simple and scalable 3d javascript game engine
Javascript adventure game engine
Free MMORPG Engine. Develop and host graphical browser-based games.