Steam
Steam is the largest digital distribution platform for purchasing and playing video games. It provides the installation and automatic updating of games, and community features.
When used in conjunction with images of the original arcade game's ROM and disk data, MAME can currently emulate several thousand different classic arcade video games
Warzone 2100 is a Real Time Strategy game, in which you command the forces in a battle to rebuild the world after mankind has almost been destroyed.
Realistic Racing game with BMW M3 on the Nurburg Ring GP-track. Players take control of a professional edition of BMW. The car can be visually modified.
Play a great majority of PS2 games on your PC with this Playstation 2 emulator. PCSX2 tries to replicate the Playstation 2 console.
Duty Calls is a very short and easy to play Call of Duty parody, that makes fun of modern warfare games.
F.E.A.R. 2: Project Origin is a Survival horror FPS with mechanics like slow motion bullet time and AI.
The Action Building game where you team up with other players to build massive forts and battle against hordes of monsters, all while crafting and looting in giant worlds where no two games are ever the same. Free registration is required.