Alternatives and similar repositories for Open-Portal

Users that are interested in Open-Portal are comparing it to the libraries listed below

• vayerx / shadowgrounds
  Shadowgrounds and Shadowgrounds Survivor games
  ☆53Updated last year
• devinsmith / opendw
  A game engine for Interplay's 1989/1990 DragonWars game
  ☆17Updated last year
• team-cube / open-cube
  Open repository based on tesseract. Accepting PRs
  ☆12Updated 8 years ago
• andrecarlucci / gta2net
  Automatically exported from code.google.com/p/gta2net
  ☆21Updated 10 years ago
• dos-games / vanilla-shadow_warrior
  Official source release for Shadow Warrior
  ☆22Updated 11 years ago
• eukara / freegearbox
  Clean-room reimplementation of Opposing Force in QuakeC.
  ☆17Updated 11 months ago
• Q3Rally-Team / q3rally
  Open-source survival racing game on the ioquake3 engine.
  ☆63Updated last month
• Gnomescroll / Gnomescroll
  Multiplayer voxel game
  ☆32Updated 2 years ago
• videogamepreservation / avp
  Aliens versus Predator (1999) by Rebellion Developments Ltd.
  ☆34Updated 10 years ago
• capnramses / opengl_test_drive_clone
  OpenGL remake of CGA Test Drive
  ☆16Updated 10 years ago
• ioquake / jedi-outcast
  ☆54Updated 7 years ago
• arvindrajayadav / unrest
  The source code for Unrest, a story based RPG by Pyrodactyl Games.
  ☆29Updated 5 years ago
• madebr / OpenGTA
  OpenGTA: copy of http://ogta.fifengine.de/
  ☆42Updated 4 years ago
• ioquake / jedi-academy
  ☆54Updated 12 years ago
• sharkwouter / oceanpop
  A relaxing match 3 puzzle game with a twist
  ☆28Updated last week
• Turtle-Arena / turtle-arena-code
  Turtle Arena is a free and open source cross-platform third-person action game using the Spearmint engine.
  ☆36Updated 2 weeks ago
• hyperlogic / cylindrix
  3-on-3 vehicle combat game with retro tron style graphics. Originally released commercially for MSDOS in 1995. It has been refactored t…
  ☆23Updated last year
• IntinteDAO / Summoned-Monsters
  Summoned Monsters is a card game in which two players use monster cards, spells and traps to try to reduce their opponent's life points.
  ☆11Updated 5 months ago
• ptitSeb / friking-shark
  Port of Friking Shark (remake of Flying Shark) on the OpenPandora, Odroid and most Linux. Also with AmigaOS4 support. Status: Working (us…
  ☆14Updated 6 years ago
• svkaiser / TurokEX
  ☆48Updated 11 years ago
• QuakeEngines / QuakeEngines.github.io
  Structured List of Quake Engines
  ☆28Updated 2 years ago
• xythobuz / OpenRaider
  Open Source Tomb Raider Engine
  ☆83Updated last year
• icculus / duke3d
  The icculus.org port of Duke Nukem 3D.
  ☆16Updated 4 years ago
• OpenSourcedGames / Heretic
  ☆49Updated 12 years ago
• hexoshi / hexoshi
  ☆37Updated 2 years ago
• hackcraft-de / linwarrior
  Linwarrior 3D - public repository backup for the open source mech simulation game
  ☆34Updated 2 years ago
• the-big-mt / SugarBombEngine
  ☆71Updated 2 years ago
• cxong / FallingTime
  Arcade game inspired by Fall Down. SDL 2, PC or OpenDingux.
  ☆26Updated 4 years ago
• arvindrajayadav / Good-Robot
  The source code for Good Robot, a procedurally generated shoot 'em up by Pyrodactyl Games in collaboration with Shamus Young.
  ☆63Updated 5 years ago
• openzelda / openzelda-source
  ☆26Updated 10 years ago