Compatibility tool for Steam Play based on Wine and other components
Flexible level editor
Open source simulation game based on Transport Tycoon Deluxe
Injectable LUA scripting system, SDK generator, live property editor
2D game development library for Ruby and C++
SnapKey: Open Source Alternative to Snap Tap & SOCD
0 A.D. is a free, open-source, cross-platform real-time strategy game.
a race scenario drawing tool
A cross-platform fractal explorer
Another clone of Rick Dangerous classic game
xBRZ: "Scale by rules" - high quality image upscaling filter by Zenju
a UCI chess engine
Quake PAK file utility
A mapping tool for text-based games like text adventures, MUDs, etc.
Activeworlds build backup tool
Build your personal cross stitches!
IL-2 Sturmovik 1946 Executable Memory Management Enhancer
scriptable game engine with built-in support for 2D graphics and sound
Automatically kill Windows processes using search criteria.
Simulation tool for the casino game Roulette
Lego Island 2 Texture Animator
IRB is a game creation toolkit