A new Minecraft world editor and converter
Host your own lobbies and dedicated servers, and mod it
The Ren'Py Visual Novel Engine
Pokémon Save File Editor
An elegant Go board and SGF editor for a more civilized age
The source code to VVVVVV
A community sourced database of game controller mappings
Cross-platform, open source, and super fast MUD client with scripting
Python MUD/MUX/MUSH/MU* development system
The flexible game engine
An OpenGL RTS game engine written in C
This is a Units Editor for Empire At War which will make things easy.
Edit diagram.sty LaTeX diagrams
A Editor for Minecraft NBT files
Willy the Worm is an 2d side scroller arcade stye game
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
Vivid3D is a C++ IDE/3D engine, with python scripting.
Geraniums Pot - Intersecting Circles Puzzles Simulator
Hungarian Rings - Puzzle Simulator
My MSX programs and some additional .cas tools
In this 2D plateformer, you may have to save our friends & Candy.
PyCAPGE - Python Classic Adventure Point and Click Game Engine