
Game Engines & SDK
A Fast, Open Source JavaScript, Canvas & Audio Implementation for iOS e·jec·ta, noun – debris that is ejected during the formation of an impact crater Ejecta is like a Browser without the Browser. It's specially crafted for Games and Animations. It has no DIVs, no Tables, no Forms – only Canvas and Audio elements.
Ejecta - Impact
Allegro 4 and Allegro 5 are cross-platform, libraries mainly aimed at video game and multimedia programming. They handle common, low-level tasks such as creating windows, accepting user input, loading data, drawing images, playing sounds, etc. and generally abstracting away the underlying platform. However, Allegro is not a game engine: you are free to design and structure your program as you like. According to the Oxford Companion to Music, Allegro is the Italian for «quick, lively, bright».
Allegro - Introduction -
Novashell Game Creation System
Torque 2D is an extremely powerful, flexible, and fast open source engine dedicated to 2D game development. The MIT licensed version of Torque 2D is now available on GitHub. Cross Platform Development at Its Best Torque 2D was developed with OS X, Windows, and iOS devices in mind and works equally well on all the platforms.

