Open Source Call of Duty (Series) AlternativesFirst-Person Shooters and other similar apps like Call of Duty (Series)

The best open source alternative to Call of Duty is AssaultCube. If that doesn't suit you, our users have ranked more than 50 alternatives to Call of Duty and five of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Call of Duty are Cube 2: Sauerbraten, ET: Legacy, Liblast and Tuxocide.

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Alternatives list

  1. AssaultCube icon

    AssaultCube

     36 likes
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    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!

    Cost / License

    • Free
    • Open Source (Zlib)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
    A player accidentally blowing himself up with his own grenade.
     

    • AssaultCube is the most popular Open Source alternative to Call of Duty.

    • AssaultCube is Free and Open SourceCall of Duty is Paid and Proprietary
  4. ET: Legacy icon

    ET: Legacy

     8 likes
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    Wolfenstein: Enemy Territory is a free multiplayer first-person shooter. Set during World War II and heavily focused on team work, it was initially released in 2003 by Splash Damage and id Software. More than a decade after its release, after spending countless hours of...

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    ET: Legacy screenshot 1
     
  5. Liblast icon

    Liblast

     1 like
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    A Libre Multiplayer FPS Game built with Godot game engine and a fully FOSS toolchain.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Windows
    • Linux
    Liblast screenshot 1
     
  6. Tuxocide icon

    Tuxocide

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    A war rages on in Antarctica between penguins and hostile aliens….

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Linux
    • Snapcraft
    • Flathub
    Tuxocide screenshot 1
     
5 of 5 Call of Duty alternatives