RockScript is the world's smallest Java-based JavaScript interpreter, runs smoothly in any J2ME phones. The binary size of core engine including native objects/methods is less than 25K (obfuscated & JAR'ed). It can be integrated into any J2ME apps.
XAGE, the eXtensible Adventure GameEngine, is intended to be an engine capable of creating and running Sierra-like adventure games. Furthermore, it is the intention to make the engine extensible so that more complex game types can be created as well.
Wiso is a Iso web framework written in HTML/Javascript/CSS based on the Prototype framework. Wiso can be part of a 2.5D (isometry) web gameengine for web games.
A rapid development tool for games.
The Game abstracts across the set of all possible graphical computer games (2D as well as 3D), breaking it down into a set of objects, sprites, meshes, sounds etc that can be easily configured. Then hit compile.