scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Launcher for Minecraft that allows you to easily manage installations
Open-DIS implements the IEEE DIS protocol in multiple languages.
IRB is a game creation toolkit
2D ARPG Engine
Physics Game like "The Incredible Machine"
Simple sudoku game for kid.
A programmable platform for a fantasy RPG game.
An OpenSource (C# .NET) TeamPlay Environment.
Gelide, a configurable frontend for desktops.