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