GameJs is described as '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' and is an app in the development category. There are three alternatives to GameJs for Self-Hosted and Web-based. The best GameJs alternative is RingoJS, which is both free and Open Source. Other great apps like GameJs are Ajax Push Engine and Webtendo.
Ringo is a multi-threaded JavaScript platform built on the JVM and optimized for server-side applications. It takes a non-dogmatic stance on things like I/O paradigms. Ringo ships with a large set of built-in modules and follows the CommonJS standard.
RingoJS is the most popular Self-Hosted alternative to GameJs.
RingoJS is the most popular Open Source & free alternative to GameJs.
APE is a full-featured OpenSource solution designed for Ajax Push. It includes a comet server and a Javascript Framework. APE allows to implement any kind of real-time data streaming to a web browser, without having to install anything on the client-side.
Webtendo brings multiplayer to the web with a JavaScript-based, multiplayer famework for the web.
Webtendo is the most popular Web-based alternative to GameJs.
