A Half-Life modification (MOD) played over the Internet. Unlike other 3D action games, it also involves a bit of strategy. Join either the terrorists or the anti-terrorist units and let the action begin.
Popular 3D game with single play capability. Succeeds to Unreal with more weapons, more levels, lots of game modes: deathmatch, capture the flag, domination and more.
Play as owner and pilot of a spacecraft, with the objective being to acquire wealth by engaging in trade and/or combat with that ship. Multitude of spacecrafts and different races to choose from.
Choose from games like Square Assembler, Debris, and Phatball or play their original game, Realspace Saga.