UPDATE:The game is no longer Free to Play.
All QUAKE LIVE premium content will be free beginning today through Sunday, May 6th.
Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux. The project is geared towards providing addictive arena shooter gameplay which is all spawned and driven by the community itself. Xonotic is a direct successor of the Nexuiz project with years of development between them, and it aims to become the best possible open-source FPS (first-person-shooter) of its kind.
OpenArena is an open-source content package for Quake III Arena licensed under the GPL, effectively creating a free stand-alone game. You do not need Quake III Arena to play this game. For windows, linux and macintosh.
This is a demo test and represents a work in progress. Battle through 7 levels of fast paced classic FPS action! Fast dashing and quick trigger projectiles allow you to blast through with rapid pace, all while featuring a nostalgic graphic style in full 32 bit color. Darkplaces engine allows you to play on Mac PC or Linux, and comes pre-bundled.
Alien Arena is a freeware online deathmatch game with fast and furious action for Windows and Linux! The game runs on the CRX engine, and features modern effects such as real-time per-pixel lighting and shadows, GLSL shaders, ragdoll physics, light bloom, reflective surfaces and much more, while still being able to run on even modest systems. The game includes a built in, as well as external server browser and chat client. Players can look up their stats online, chat with other players, and become part of a growing community. .
World of Padman (WoP) is an open source first-person shooter computer game available in both English and German. Originally it was a modification for the game Quake III Arena titled PadMod created in the year 2004. After the source code for Quake III Arena was released, the game became standalone. The idea is based on the Padman comic strip for the magazine PlayStation Games created by the professional cartoon artist Andreas ‘ENTE’ (German for “Duck”) Endres, who is also the man who made many of the maps included with the game in 1998. The current version runs on an enhanced version of the ioquake3 engine, which is based on the Quake III Arena engine.
Alien Arena is a freeware online deathmatch game with fast and furious action for Windows and Linux! The game runs on the CRX engine, and features modern effects such as real-time per-pixel lighting and shadows, GLSL shaders, ragdoll physics, light bloom, reflective surfaces and much more, while still being able to run on even modest systems. The game includes a built in, as well as external server browser and chat client. Players can look up their stats online, chat with other players, and become part of a growing community. .
N.O.V.A. Near Orbit Vanguard Alliance ELITE brings the universe of the popular sci-fi first-person shooter to Facebook players for free online. Jump into intense multiplayer battles against players across the world of equal skill, thanks to the matchmaking system that ensures fair play. Create your own group of fighters and challenge your friends. Grow stronger as you climb the leaderboard and earn skills and currency to spend on special items. Develop your specialized role by equipping weapons and armor that optimizes your fighting abilities.