GameJs
GameJs is a thin library on top of the HTML canvas element. In addition to the drawing functions it has a growing assortment of modules useful for game development.
RingoJS
Ringo is a multi-threaded JavaScript platform built on the JVM and optimized for server-side applications. It takes a non-dogm ...
Ajax Push Engine
APE is a full-featured OpenSource solution designed for Ajax Push. It includes a comet server and a Javascript Framework. APE ...
Webtendo
Webtendo brings multiplayer to the web with a JavaScript-based, multiplayer famework for the web.