There are many alternatives to Quake for Linux if you are looking for a replacement. The best free Linux alternative is Xonotic, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Quake and many of them are free and available for Linux so hopefully you can find a suitable replacement. Other interesting free Linux alternatives to Quake are Unreal Tournament, AssaultCube, Red Eclipse and GZDoom.
Xonotic is a 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.
Unreal is a another arena-style shooter. It's probably the only other one worth mentioning.
Quick gameplay with a very high skill seiling
AssaultCube is a free, multiplayer, first-person shooter game, based on the CUBE engine.
Taking place in realistic environments, with fast, arcade gameplay, it's addictive and fun!
Red Eclipse is a fun-filled new take on the first person arena shooter, built as a total conversion of Cube Engine 2, which lends itself toward a balanced gameplay, with a general theme of agility in a variety of environments.
ZDoom is a family of enhanced ports of the Doom engine for running on modern operating systems. It runs on Windows, Linux, and OS X, and adds new features not found in the games as originally published by id Software.
Warsow is a completely free fast-paced first-person shooter (FPS) for Windows, Linux and Mac OS X, set in a futuristic cartoonish world where rocketlauncher-wielding pigs and lasergun-carrying cyberpunks roam the streets.
OpenArena is a community-produced deathmatch FPS based on GPL idTech3 technology. There are many game types supported including Free For All, Capture The Flag, Domination, Overload, Harvester, and more. There are 17 unique player models to choose from and 12 weapons.
Development is not stopped but last version, 0.8.8, was released in February 2012.
Built around the same engine as Quake III. Contains a lot of action, speed and online modes.
Nexuiz was originally developed by Lee Vermeulen and Forest ‘LordHavoc’ Hale, who started Alientrap in the summer of 2002. The goal of the project was to create a high quality first person shooter that could be played freely across all platforms in one package: PC, Mac, and...
Urban Terror started as a realism based "total conversion" mod for Quake III Arena. Nowadays, Urban Terror is played using the free, stand-alone, ioquake3 engine modified, which doesn't require Quake III Arena, in addition to being an add-on to id Software's...
Zandronum is a multiplayer oriented port, based off Skulltag, for Doom and Doom II by id Software.
Zandronum is an engine based on Zdoom, not a game.
Cube 2: Sauerbraten is a free multiplayer/singleplayer first person shooter, built as a major redesign of the Cube FPS.
Quetoo is a Free, standalone first person shooter video game based on id Tech2. Our goal is to bring the fun of oldschool deathmatch to a more contemporary platform, and perhaps to a new generation of gamers.
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It has fast paced gameplay, and the movement mechanics are incredibly good.