Xonotic is described as 'Free (GPL), fast-paced first-person multiplayer 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' and is a very popular first-person shooter in the games category. There are more than 25 games similar to Xonotic for a variety of platforms, including Windows, Linux, Mac, Steam and Playstation apps. The best Xonotic alternative is Unreal Tournament, which is free. Other Xonotic like games are Quake, Red Eclipse, Doom and Cube 2: Sauerbraten.
Touhou Project is a series of vertically scrolling bullet hell shooting game produced by [Oota Jun'ya (ZUN)](http://www16.big.or.
Digital Paint: Paintball 2 is a Paintball game that started out as a mod for quake 2 but then took on a life of its own as an open source fps game with a global player and clan management system.
TrueCombat: Elite is a FREE modification for the Enemy Territory game (also free). It is a realistic modern day FPS featuring state of the art models and textures.
Reflex Arena is an old-school arena shooter that updates the dizzying speed and demanding precision of a classic arena FPS with the power of modern gaming technology. If you spent your youth gibbing your friends in Quake III Arena or Unreal Tournament, then Reflex Arena is what...
Blacklight Retribution is a fast paced, adrenaline pumping free to play first person shooter (FPS) based in a futuristic urban warzone. Blacklight Retribution provides FPS enthusiasts with a massive arsenal of weaponry and gear ranging from bleeding edge side arms to massive...
Cross Fire is a free online first-person shooter featuring persistent rankings and five game modes – including the exclusive stealth-action Ghost Mode.
Welcome to the world of Combat Arms, a free online first-person shooter. Combat Arms has a huge library of modes, maps and weapons that will entertain players of all skill levels from new players to guilds of veterans.
A dynamic combat experience like no other! Equip yourself from a wide array of weapons and field gear, and fight on foot or take the battle to the enemy in armored vehicles ranging from Blackhawk choppers and K1 tanks to F-15 Eagles.
Enlist with the NIU rebels or the Derbaran Mi.
A truly free and open source multiplayer shooter, no strings attached. Have casual deathmatch matches on various scenarios. Build your own levels with the ingame editor and assets that come with the game, or just play around and use it as a sandbox.
SPRAWL 96 is a celebration of our retro shooter SPRAWL, released for the first anniversary of SPRAWL's release. It’s also our way of giving thanks and giving back to the communities which made SPRAWL possible.
Wrack: Exoverse is the follow-up to the 2014 first-person shooter Wrack. It was a very fast-paced, arcade-style game with heavy influences from classic shooters like Doom and Quake.
Battle through an onslaught of mystical backwater cultists, possessed militants & even darker forces as you attempt to discover just what lurks beneath the Earth in this retro FPS inspired by the '90s legends.
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