RTSish Game Engine
Open RealStrategyGameLibrary (Engine)
The forever free, ad-free and open source chess server
Fly around an island casting spells, summon monsters, collect mana, a
A space race game in the style of A Dark Room
A snarky 2D management game about building and running a dungeon.
starcraft clone game
A powerful chess engine written in C++
A free engine for C&C Tiberian Dawn
Cross platform 2D game creation framework with Python bindings
A Wargame
This program is a basic way of the "oldschool"-game Tic Tac Toe
library for RTS games with 1st person shooter elements