Glest

Glest is a freeware, open source RTS (Real Time Strategy) where your goal is to build up an army and

FlightGear

FlightGear is an opensource flight simulator. It supports a variety of popular platforms (Windows, Mac, Linux, etc.) and is developed

Alien Arena

Alien Arena is a first person shooter game

Alien Arena is a free, stand-alone first-person shooter computer game based on source code released by id Software. Begun by