DiaT is a Textadventure
QuadTree JS is a library for game developers
cross-platform 2d game engine
big map framework using Irrlicht
AdventureMap peripherals for ComputerCraft
A game engine in java for 2D strategy games
Decodes the login credentials stored by the minecraft launcher
CLM for Joomla! 1.5 + 2.5
Java game engine for shoot 'em ups, using Java2D.
Powerful html5 & javascript library for creating applications & games.
Framework for a graphical point and click adventure game in Java
Cross-platform reimplementation of AMOS BASIC (runtime)
An HTML web game platform
The classic intelligent role playing game
Moteur de jeux de rôles descripifs (RP) en PHP
Multi-Language Wrapper Collection for the Irrlicht Engine
Formerly CraveJs, it's for creating JavaScript applications and games.
AS3 Utilities library (Games Development Framework)