Falling Block Game 2 is a puzzle game a la Tetris.
Open Game Panel
Open Game Panel is an open-source web based Game server control panel.
Day of Defeat: Source is a team-based multiplayer first-person shooter game.
A First Person Shooter that delivers a new way to play online games.
You are a dragon. Main aim is to fly as far as the main source and demolish it!
A comprehensive open-source tool to create your own 2-D animated games.
Simutrans is a freeware and open-source transportation simulation game.
NullpoMino is an open-source action puzzle game that works on the Java platform.
Summoning Wars is an open source role-playing game.
GDevelop is an open source, cross-platform game creator.
Stone of destiny is hidden object game developed by BigFish Games.
Mystic Inn is a puzzle game developed by BigFish Games.
I. De Marchi
WPieces is an open source game based on the Chinese game called Tangram.
Neural Networks Research Group
Open source game platform designed for game AI research.
An open source game that tries to convert the popular game Minecraft in 2D.
Miguel Escudero Gestal
Tubularix is an open source game based on the classic puzzle game Tetris.