Alien Arena: 3-D Game (Linux, Win) 
  America's Army (Linux, Mac, Win)
  Apricot; Game (Linux, Win)
  Arcade Games (Linux, Mac, Win)
  Armagetron (Linux, Mac, Win)
  Astromanace: 3-D Game (Linux, Win)
  Atanks: Game (Linux, Win)
  Bastet (cf. Tetris) (Linux, Win)
  Battle Tanks (Linux, Win)
  Battle for Wesnoth (Linux, Mac, Win)
  Celestia:  Space Simulator (Linux, Mac, Win)
  Chess Games (Linux, Mac, Win)
  ChromiumB.S.U (Linux, Win)
  Crack Attack! Brain Game (Linux, Win)
  Crimson Fields (Linux, Mac, Win)
  CrystalSpace: Game Kit (Linux, Win) 
  Cube 2 (Linux, Mac, Win)
  Danger Deep (Linux, Win)
  Darkstar Sun's Project (Linux)
  Duke Nukem (Win)
  Enigma (Linux, Win)
  FlightGear: Simulator (Linux, Mac,Win)
  FloboPuyo: Puyo (Linux, Mac, Win)
  Freeciv: Civilizations Game (Linux, Mac, Win)
  FreeCol: Colonization (Linux, Mac, Win)
  Free Games (Linux, Mac, Win)
  Frets on Fire (Linux, Mac, Win)
  FrozenBubble 3-D Games (Linux, Win)
  Game Editor: Create Games (Linux, Win)
  Games: Linux Game Catalog (Linux)
  Games: Lots of  (Linux, Mac, Win)
  Gifts for Gamers (Linux, Mac, Win)
  GLtron (Linux, Mac, Win)
  Kapman (Linux)
  KDE Games (Linux)
  Kobo: Shooter Arcade (Linux, Mac, Win)
  LBreakout2: Brain Games (Linux, Win)
  Lincity: Build Own City (Linux, Mac, Win)
  Linux Games People (Linux, Win)
  Mahjongg Solitaire (Linux, Win)
  Mana World: Children (Linux, Mac, Wi)
  Mania Drive: Racing (Linux, Win)
  Naev: 2D Spave Game (Linux, Win)
  Nexuiz: 3D Death Match (Linux, Win)
  Neverball: Puzzles, Action, Test of Skill. (Linux, Mac, Win)
  Neverputt: Mini Golf (Linux, Mac, Win)
  nInvaders: Low-tech game (Linux)
  Open Racer Simulator (Linux, Mac, Win)
  Open Simulator (Linux)
  Out of the Park Baseball (Linux, Mac, Win)
  PackMan (Linux, Win)
  PainTown 2D Fighthing Game (Linux, Mac, Win)
  Pingus: Lemming-Like Clone (Linux, Win)
  PlainShift: 3D Fantasy (Linux, Mac, Win)
  Quake (Linux, Win)
  Rzyom: Role Playing Game (Linux)
  SecretMaryo (Linux, Win)
  Scorched 3D (Linux, Mac, Win)
  Smokin' Guns: The Game (Linux)
  SoKobanYASC (Linux, Win)
  Speed Dreams: Game (Linux, Win)
  Stellerium: Space (Linux, Mac, Win)
  Sudoku (Linux, Win)
  Super Gamer: Fun Game (Linux)
  SuperTux: 2D Racing (Linux, Mac, Win)
  SuperTuxKart: 3D Kart Racing (Linux, Mac, Win)
  Teeworlds: Retro-Shooter (Linux, Mac, Win)
  Top 20 Games (Linux, Mac, Win)
  TORCS Racing Car Simulator(Linux, Mac, Win)
  Tremulous (Linux)
  True Combat (Elite) (Linux, Mac, Win)
  Tux Racer (Linux, Mac, Win)
  Tux500 Indianapolis (Linux, Mac, Win)
  Unreal Development Kit for Games (Win)
  VDrift: Racing (Linux, Mac, Win)
  Vega Strike: 3-D Action-Space-Sim (Linux, Mac, Win)
  Vertigo: Arcade Game (Linux, Mac, Win)
  WarMux Game (Linux, Mac, Win)
  Warzone 2100: (Linux, Mac, Win)
  Wesnoth: Turn-Based Strategy Game (Linux, Mac, Win)
  World of Padman: 1st-Person Shooter (Linux, Mac, Win)
  Wolfenstein (Linux, Mac, Win)
  Wormux: Free Software Mascots Battle (Linuc, Mac, Win)
  XBubble: See FrozenBubble (Linux)
  Xkobo: Shooter Arcade (Linux, Mac, Win)
  Xplanet: Solar Simulator (Linux, Mac, Win)