Phobos editor is a generic resource editing system.
C-Lesh is a game programming language for 2D games.
An extensible development framework for roleplay games.
War commandos - Universal Soldier
Open Source Virtual World and MMOG Development Platform
C++ Game programming Framework
DiaT is a Textadventure
win32 clientless wow bot, have lua script, very power!
QuadTree JS is a library for game developers
cross-platform 2d game engine
I am working on upgrading the XNA Platform Game Template.
big map framework using Irrlicht
CLM for Joomla! 1.5 + 2.5
AdventureMap peripherals for ComputerCraft
A game engine in java for 2D strategy games
Powerful html5 & javascript library for creating applications & games.
Decodes the login credentials stored by the minecraft launcher
Java game engine for shoot 'em ups, using Java2D.
Cross-platform reimplementation of AMOS BASIC (runtime)
Framework for a graphical point and click adventure game in Java