TX Library is a tiny graphics library for Win32 written in C++.
2D Game Engine
A 2D game engine and level editor
Single-/multi-player card game Mau Mau (similar to UNO®)
a game library to develop audio games
TurboSphere is an easy to learn and powerful JS based game engine.
A truly extensible cross-platform game engine
An open source C++ console based game (Windows only).
A DirectX based graphics/physics engine
A generic C++ MUD server featuring a strategy-style hexagon map