Pear3DEngine is a modern and modular 3D development framework
A UnitEditor that can be modified to match exactly the requirements...
Flat Personal Web Publisher
A complete 2D Game Engine with built in drag and drop editor
A tool for roleplaying gamemasters
Parser for Monkey Island 1 Special Edition .pak files
Cross-platform 2D game engine
AMOS BASIC reimplementation in Java
Editor for NBT Files like Minecraft's "level.dat"