Alternatives to Call of Duty for Linux with any license

Unreal Tournament

Unreal is a series of first-person shooter video games developed by Epic Games. The series includes: Unreal (1998); Unreal : Return To Na Pali (1999); Unreal...
- Unreal Tournament is arena shooter, Call of duty is more realistic shooter. Guest • Oct 2020
- Unreal is more of an arena shooter with a focus on map/powerup control. As apposed to Call of Duty which is based around lone wolf "rambo like" combat with an emphasis on player-controlled weapon sets and customization. Guest • Oct 2018 • 4 agrees and 0 disagrees
Free Open Source Mac Windows Linux
First Person Shooter (FPS) Multiplayer Offline mode Add a feature

126 Like
Counter-Strike

Fast-paced, multiplayer FPS game series where teams combat for objectives as terrorists or counter-terrorists.

Freemium Mac Windows Linux Steam Playstation ... Xbox
Rewards the best answers First Person Shooter (FPS) Multiplayer Works Offline ... Shooting Add a feature

126 Like
Cube 2: Sauerbraten

Cube 2: Sauerbraten is a free multiplayer/singleplayer first person shooter, built as a major redesign of the Cube FPS. Much like the original Cube, the aim of this...
- Discontinued
  No more updates since Jan 2013 : http://sauerbraten.org/ . 2013, like Alien Arena, noticed discontinued.
Free Open Source Mac Windows Linux BSD
Fast motion First Person Shooter (FPS) First Person Shooter (FPS) Portable ... Shooting Add a feature

44 Like
AssaultCube

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...
- Discontinued
  No more updates since Nov 2013 : http://assault.cubers.net/ (like Alien Arena, also noticed discontinued)
Free Mac Windows Linux PortableApps.com
First Person Shooter (FPS) Multiplayer Portable Single player Add a feature

30 Like
Enemy Territory: Legacy

Enemy Territory: Legacy is an open source project based on the code of Wolfenstein: Enemy Territory.

Free Open Source Mac Windows Linux
Class-based First person view First Person Shooter (FPS) Multiplayer ... Objective based Shooting Add a feature

6 Like
IL-2 Sturmovik

IL-2 Sturmovik is a series of World War II combat flight simulator video games originally created by the Russian video game developer Maddox Games under the brand name...

Commercial Windows Linux
RTS Strategy Add a feature

2 Like
Tannenberg

Experience authentic First World War action with 64 player battles of maneuver on the Eastern Front. Grab your rifle, ready your sabre and keep your gas mask close as...

Commercial Mac Windows Linux YouTube Steam ... Twitter Twitch
First Person Shooter (FPS) Massive Multiplayer Multiplayer Shooting Add a feature

1 Like
TrueCombat: Elite & CQB

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. ...

Free Mac Windows Linux
First Person Shooter (FPS) Mod Shooting Add a feature

13 Like
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Insurgency

Take to the streets for intense close quarters combat, where a team's survival depends upon securing crucial strongholds and destroying enemy supply in this...

Commercial Mac Windows Linux Steam
Realistic controls First Person Shooter (FPS) Add a feature

5 Like
Ballistic Overkill

Ballistic Overkill is a fast paced PvP shooter. Easy pick up and play, no complicated setups or rules: it’s kill or be killed! Select a class with unique skills and...

Commercial Mac Windows Linux Steam SteamOS
First Person Shooter (FPS) Free to play In-Game Chat Multiplayer ... Shooting Add a feature

3 Like