Beef Lasagna
Map Generation Application and API
A suite of tools for any RPG system
A graphical NBT editor for all Minecraft NBT data sources
MCEdit: World Editor for Minecraft
Arcade puzzle game with balls
A software to edit Game Maker games
IRB is a game creation toolkit
A JavaScript game library to quickly develop board games for the web
2D ARPG Engine
A free sing-along karaoke game for your PC
A fast, powerful and adaptable GUI solution
Role Playing Adventure Game Builder in 3D Environment.
Modding tool for translating Prototype Real Life based VN games
A real-time strategy/programming game