Linux / GNU games

Baba Is You — puzzle video game (2019)

Q118645527 — horde shooter, third-person shooter (2024)

Game Dev Tycoon — business simulation game (2012)

Warzone 2100 — post-apocalyptic video game, science fiction video game, strategy video game, real-time strategy (1999)

Transformice — platform game (2010)

Operation Flashpoint: Cold War Crisis — tactical shooter, simulation video game, first-person shooter (2001)

Don't Starve — survival game, nonlinear gameplay, roguelike, action-adventure game (2013)

Helltaker — dating sim, puzzle video game, adventure video game (2020)

Pingus — puzzle video game (1998)

Tropico 6 — city-building game (2019)

Arx Fatalis — role-playing video game (2002)

Dark Messiah of Might and Magic — action role-playing game (2006)

Dofus — fantasy video game (2004)

Supaplex — puzzle video game (1991)

Desperados: Wanted Dead or Alive — real-time tactics (2001)

Valheim — survival game (2021)

OpenArena — first-person shooter (2005)

Surviving Mars — simulation video game, strategy video game, city-building game (2018)

Borderlands: The Pre-Sequel — video game with LGBT character, LGBT-themed video game, post-apocalyptic video game, looter shooter, action role-playing game, first-person shooter (2014)

Human: Fall Flat — platform game, puzzle video game (2016)

Imperator: Rome — historical video game, grand strategy wargame (2019)

FlatOut 2 — racing video game (2006)

Simutrans — construction and management simulation, city-building game (1999)

Cities in Motion — traffic simulation game, business simulation game, city-building game (2011)

Frets on Fire — rhythm game, music video game (2006)

Robin Hood: The Legend of Sherwood — real-time tactics (2002)

X-Moto — motorcycle simulation game, platform game (2005)

Tibia — massively multiplayer online role-playing game, adventure video game (1997)

Divinity: Original Sin — role-playing video game (2014)

Cossacks 3 — real-time strategy (2016)