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https://github.com/bobeff/open-source-games

A list of open source games.
https://github.com/bobeff/open-source-games

List: open-source-games

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A list of open source games.

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# Open source games



This is a list of different open-source video games and commercial video games open-source remakes.

## Table of contents



- [Action games](#action-games)

- [Adventure games](#adventure-games)

- [Business and Tycoon games](#business-and-tycoon-games)

- [City-Building games](#city-building-games)

- [First-Person games](#first-person-games)

- [Platformers](#platformers)

- [Puzzle games](#puzzle-games)

- [Racing games](#racing-games)

- [Real-Time strategies](#real-time-strategies)

- [Roguelikes](#roguelikes)

- [Role-Playing games](#role-playing-games)

- [Sandbox games](#sandbox-games)

- [Shoot 'em up games](#shoot-em-up-games)

- [Sport games](#sport-games)

- [Third-Person games](#third-person-games)

- [Tower Defense games](#tower-defence-games)

- [Turn-Based strategies](#turn-based-strategies)

- [Other lists](#other-lists)



## Action games



- **[Hypersomnia](https://hypersomnia.xyz)** - Competitive top-down shooter with extreme dynamics and pixely nostalgia. Comes with a built-in map Editor. [[source]](https://github.com/TeamHypersomnia/Hypersomnia)



## Adventure games



- **[Pioneer](https://pioneerspacesim.net)** - A space adventure game set in our galaxy at the turn of the 33rd century. [[source]](https://github.com/pioneerspacesim/pioneer)



- **[ScummVM](https://www.scummvm.org)** - A program which allows you to run certain classic graphical adventure and role-playing games. [[source]](https://github.com/scummvm/scummvm)



- **[The Legend of Zelda: Twilight Princess](https://zsrtp.link)** - A reverse engineering project to decompile Twilight Princess into human-readable and modifiable source code. [[source]](https://github.com/zeldaret/tp)



- **Zelda 3** - A reverse engineered clone of Zelda 3 - A Link to the Past. [[source]](https://github.com/snesrev/zelda3)



## Business and Tycoon games



- **[OpenRCT2](https://openrct2.org)** - An open-source re-implementation of RollerCoaster Tycoon 2. [[source]](https://github.com/OpenRCT2/OpenRCT2)



- **[OpenTTD](https://www.openttd.org)** - An open source simulation game based upon Transport Tycoon Deluxe. [[source]](https://github.com/OpenTTD/OpenTTD)



## City-Building games



- **[Akhenaten](https://dalerank.itch.io/akhenaten)** - A strategic city-building game, based on assets and gameplay mechanics from Pharaoh + Cleopatra title, where players take on the role of a ruler and mayor of ancient Egyptian civilization. [[source]](https://github.com/dalerank/Akhenaten)



- **[Citybound](https://aeplay.org/citybound)** - A city building game that uses microscopic models to vividly simulate the organism of a city arising from the interactions of millions of individuals. [[source]](https://github.com/citybound/citybound)



- **[Cytopia](https://cytopia.itch.io/cytopia)** - A free, open source retro pixel-art city building game. [[source]](https://github.com/CytopiaTeam/Cytopia)



- **Egregoria** - Egregoria is an indie city builder, mostly inspired by Cities:Skylines. [[source]](https://github.com/Uriopass/Egregoria)



- **[micropolisJS](http://www.graememcc.co.uk/micropolisJS)** -  A handmade Javascript port of the open-source city simulator Micropolis. [[source]](https://github.com/graememcc/micropolisJS)



- **[Unknown Horizons](https://unknown-horizons.org)** - A 2D realtime strategy simulation with an emphasis on economy and city building. [[source]](https://github.com/unknown-horizons/unknown-horizons) [[engine-source]](https://github.com/fifengine/fifengine) [[godot-port]](https://github.com/unknown-horizons/godot-port)



## First-Person games



- **[Anarch](https://drummyfish.gitlab.io/anarch)** - This isn't a 90s style retro shooter, this is a 90s shooter. [[source]](https://gitlab.com/drummyfish/anarch)



- **[Cube 2: Sauerbraten](http://sauerbraten.org)** - A free multiplayer & singleplayer first person shooter. [[source]](https://sourceforge.net/projects/sauerbraten)



- **[Descent 3](https://en.wikipedia.org/wiki/Descent_3)** - A first-person shooter video game/ [[source]](https://github.com/kevinbentley/Descent3)



- **DOOM** - [[source]](https://github.com/id-Software/DOOM)



- **DOOM64-RE** - Complete reverse engineering of Doom 64. [[source]](https://github.com/Erick194/DOOM64-RE)



- **Doom 3 BFG Edition** - [[source]](https://github.com/id-Software/DOOM-3-BFG)



- **[Liblast](https://libla.st)** - A Libre Multiplayer FPS Game built with Godot 4 engine and a fully open-source toolchain. [[source]](https://codeberg.org/liblast/liblast) [[engine source]](https://github.com/godotengine/godot)



- **[The Dark Mod](https://www.thedarkmod.com/main)** - First-person stealth video game. [[source]](https://svn.thedarkmod.com/publicsvn/darkmod_src/trunk)



- **Quake** - [[source]](https://github.com/id-Software/Quake)



- **Quake 2** - [[source]](https://github.com/id-Software/Quake-2)



- **Quake III Arena** - [[source]](https://github.com/id-Software/Quake-III-Arena)



- **Wolfenstein 3D** - [[source]](https://github.com/id-Software/wolf3d)



## Platformers



- **[Commander Keen in Keen Dreams](https://en.wikipedia.org/wiki/Commander_Keen_in_Keen_Dreams)** - A side-scrolling platform video game developed by id Software. [[source]](https://github.com/keendreams/keen)



- **[DDraceNetwork](https://ddnet.tw)** - Cooperative 2D online platformer. [[source]](https://github.com/ddnet/ddnet)



- **[Fish Folk: Jumpy](https://fishfolk.org/games/jumpy)** - A tactical 2D shooter. [[source]](https://github.com/fishfolk/jumpy) [[engine source]](https://github.com/bevyengine/bevy)



- **[OpenGOAL](https://opengoal.dev)** - This project is to port **Jak & Daxter Series** to PC. [[source]](https://github.com/water111/jak-project)



- **Rigel Engine** - This project is a re-implementation of the game [Duke Nukem II](https://en.wikipedia.org/wiki/Duke_Nukem_II), originally released by Apogee Software in 1993 for MS-DOS. [[source]](https://github.com/lethal-guitar/RigelEngine)



- **[Sonic Robo Blast 2](https://www.srb2.org)** - A 3D open-source Sonic the Hedgehog fangame built on Doom. [[source]](https://git.do.srb2.org/STJr/SRB2)



- **Super Mario 64** - A full decompilation of Super Mario 64. [[source]](https://github.com/n64decomp/sm64)



## Puzzle games



- **[BlockOut II](http://www.blockout.net/blockout2)** - A free adaptation of the original BlockOut® DOS game edited by California Dreams in 1989. [[source]](https://sourceforge.net/projects/blockout/files/blockout/BlockOut%202.5)



- **Portal64** - A demake (remake for an older platform) of Portal for the Nintendo 64. [[source]](https://github.com/lambertjamesd/portal64)



## Racing games



- **[wipEout](https://phoboslab.org/log/2023/08/rewriting-wipeout)** - This is a re-implementation of the 1995 PSX game wipEout. [[source]](https://github.com/phoboslab/wipeout-rewrite)



## Real-Time strategies



- **[0 A.D.](https://play0ad.com)** -  A free, open-source game of ancient warfare. [[source]](https://github.com/0ad/0ad)



- **[BAR](https://www.beyondallreason.info)** - Beyond All Reason. [[source]](https://github.com/beyond-all-reason/Beyond-All-Reason) [[engine]](https://springrts.com) [[engine source]](https://github.com/spring/spring)



- **[Dune II The Maker](https://dune2themaker.fundynamic.com)** - A Dune 2 remake. [[source]](https://github.com/stefanhendriks/Dune-II---The-Maker)



- **Freeserf.net** - Аn authentic remake of the game The Settlers I by BlueByte. [[source]](https://github.com/Pyrdacor/freeserf.net)



- **[Keeper FX](https://keeperfx.net)** - An open-source remake and fan expansion of Dungeon Keeper. [[source]](https://github.com/dkfans/keeperfx)



- **[Mindustry](https://mindustrygame.github.io)** - A sandbox tower-defense game. [[source]](https://github.com/Anuken/Mindustry)



- **[OpenAge](https://openage.sft.mx)** - A free (as in freedom) cross-platform RTS game engine that provides the mechanics of Age of Empires. [[source]](https://github.com/SFTtech/openage)



- **[OpenHV](https://www.openhv.net)** - An Open Source Pixelart Science-Fiction Real-Time-Strategy game. [[source]](https://github.com/OpenHV/OpenHV)



- **[OpenRA](https://www.openra.net)** - Command & Conquer, Dune 2000 and Red Alert rebuild for the Modern Era. [[source]](https://github.com/OpenRA/OpenRA)



- **Permafrost Engine** - An OpenGL 3.3 Real Time Strategy game engine written in C. [[source]](https://github.com/eduard-permyakov/permafrost-engine)



- **[Widelands](https://www.widelands.org)** - A free, open source real-time strategy game. [[source]](https://github.com/widelands/widelands)



- **[Zero-K](https://zero-k.info/)** - RTS game with physical projectiles, smart units

and a powerful UI. [[source]](https://github.com/ZeroK-RTS/Zero-K) [[engine]](https://springrts.com) [[engine source]](https://github.com/spring/spring)



## Roguelikes



- **[Cataclysm: Dark Days Ahead](https://cataclysmdda.org)** - A turn-based survival game set in a post-apocalyptic world. [[source]](https://github.com/CleverRaven/Cataclysm-DDA)



- **[Dungeon Crawl Stone Soup](https://crawl.develz.org)** - An open source roguelike adventure through dungeons filled with dangerous monsters in a quest to find the mystifyingly fabulous Orb of Zot. [[source]](https://github.com/crawl/crawl)



- **[NetHack](https://nethack.org)** - Single player dungeon exploration game. [[source]](https://github.com/NetHack/NetHack)



- **[Meritous](http://asceai.net/meritous)** - An action-adventure dungeon crawl game. [[source]](http://www.asceai.net/files/meritous_v12_src.tar.bz2)



- **[Pixel Dungeon](https://pixeldungeon.watabou.ru/)** - Traditional roguelike game with pixel-art graphics and simple interface. [[source]](https://github.com/watabou/pixel-dungeon)

The game also has a lot of forks that add their own features, difficulty scaling like [Shattered PD](https://github.com/00-Evan/shattered-pixel-dungeon), [Summoning PD](https://github.com/.TrashboxBobylev/Summoning-Pixel-Dungeon).



## Role-Playing games



- **Ambermoon.net** - A full C# rewrite of Ambermoon. [[source]](https://github.com/Pyrdacor/Ambermoon.net)



- **[Daggerfall Unity](https://www.dfworkshop.net)** - An open source recreation of [Daggerfall](https://en.wikipedia.org/wiki/The_Elder_Scrolls_II:_Daggerfall) in the Unity engine. [[source]](https://github.com/Interkarma/daggerfall-unity)



- **DevilutionX** - A port of Diablo and Hellfire that strives to make it simple to run the game while providing engine improvements, bugfixes, and some optional quality of life features. [[source]](https://github.com/diasurgical/devilutionX)



- **Fallout Community Edition** - A fully working re-implementation of Fallout. [[source]](https://github.com/alexbatalov/fallout1-ce)



- **Fallout 2 Community Edition** - A fully working re-implementation of Fallout 2. [[source]](https://github.com/alexbatalov/fallout2-ce)



- **[Kandria](https://kandria.com)** - An action RPG made in Common Lisp. [[source]](https://github.com/Shirakumo/Kandria) [[engine source]](https://github.com/Shirakumo/trial)



- **[Naev](https://naev.org)** - A 2d action/rpg space game that combines elements from the action, rpg and simulation genres. [[source]](https://github.com/naev/naev)



- **[Oolite](https://www.oolite.space/)** - An open-world space opera. [[source]](https://github.com/OoliteProject/oolite)



- **OpenEnroth** - Might and Magic VI-VIII engine remake using original data & code. [[source]](https://github.com/OpenEnroth/OpenEnroth)



- **[OpenMW](https://openmw.org)** - A free, open source, and modern engine which re-implements and extends the 2002 Gamebryo engine for the open-world role-playing game **The Elder Scrolls III: Morrowind**. [[source]](https://github.com/OpenMW/openmw)



- **OpenNox** - An open-source community collaboration project extending the Nox engine. [[source]](https://github.com/noxworld-dev/opennox)



- **reone** - A free and open source game engine, capable of running Star Wars: Knights of the Old Republic and its sequel, The Sith Lords. [[source]](https://github.com/seedhartha/reone)



- **[Space Station 14](https://spacestation14.io/)** – Open-source remake of **Space Station 13**. [[source]](https://github.com/space-wizards/space-station-14)



- **[Veloren](https://www.veloren.net/)** - multiplayer voxel RPG written in Rust. [[source]](https://github.com/veloren/veloren)



## Sandbox games



- **Minosoft** - An open source minecraft client, written from scratch in kotlin (and java). [[source]](https://github.com/bixilon/minosoft)



## Shoot 'em up games



- **[SDL Sopwith](https://fragglet.github.io/sdl-sopwith)** - A port of the classic biplane shoot ‘em-up “Sopwith” to run on modern computers and operating systems. **[[source]](https://github.com/fragglet/sdl-sopwith)**



## Sport games



- **Open Golf** - A cross-platform minigolf game written in C. [[source]](https://github.com/mgerdes/Open-Golf)



## Third-Person games



- **CroftEngine** - An open-source Tomb Raider 1 engine remake. [[source]](https://github.com/stohrendorf/CroftEngine)



- **[Lugaru: The Rabbit's Foot](http://www.wolfire.com/lugaru)** - Cross-platform, open-source 3D action game. [[soruce]](https://github.com/WolfireGames/lugaru)



- **[OpenLara](http://xproger.info/projects/OpenLara)** - Classic Tomb Raider open-source engine [[source]](https://github.com/XProger/OpenLara)



- **[OpenRW](https://openrw.org)** - A Grand Theft Auto III re-implementation. [[source]](https://github.com/rwengine/openrw)



- **[Overgrowth](https://overgrowth.wolfire.com/)** - The sequel to Lugaru. [[soruce]](https://github.com/WolfireGames/overgrowth)



- **RE3** - The fully reversed source code for GTA III and GTA VC. [[source]](https://github.com/halpz/re3)



## Tower Defense games



- **Izowave** - Your task is to survive on chosen planet as many waves as possible. [[source]](https://github.com/neki-dev/izowave)



## Turn-Based strategies



- **[Athena Crisis](https://athenacrisis.com)** - A modern-retro turn-based tactical strategy game. [[source]](https://github.com/nkzw-tech/athena-crisis)



- **[C-evo](http://c-evo.org/)** - A freeware empire-building game for Windows. [[source]](http://c-evo.org/files/files.php)



- **[FreeCol](https://www.freecol.org/)** - A turn-based strategy game based on the old game Colonization, and similar to Civilization. [[source]](https://github.com/FreeCol/freecol)



- **[Freeciv](http://www.freeciv.org/)** - A Free and Open Source empire-building strategy game. [[source]](https://github.com/freeciv/freeciv)



- **[FreeOrion](https://www.freeorion.org/index.php/Main_Page)** - A free, open source, turn-based space empire and galactic conquest (4X) computer game. [[source]](https://github.com/freeorion/freeorion)



- **[OpenXcom](https://openxcom.org/)** - An open-source clone of the popular "**UFO: Enemy Unknown**" and "**X-COM: Terror From the Deep**" videogames by Micropros. [[source]](https://github.com/OpenXcom/OpenXcom)



- **[The Battle for Wesnoth](https://www.wesnoth.org/)** - A turn-based strategy game with a high fantasy theme. [[source]](https://github.com/wesnoth/wesnoth)



- **[Unciv](https://yairm210.itch.io/unciv)** - Open-source Android/Desktop remake of Civilization V. [[source]](https://github.com/yairm210/Unciv)



- **[VCMI Project](https://vcmi.eu)** - Open-source engine for Heroes of Might and Magic III. [[source]](https://github.com/vcmi/vcmi)



## Other lists



- **[Awesome Game Remakes](https://github.com/radek-sprta/awesome-game-remakes)**



- **[Games on GitHub](https://github.com/leereilly/games)**



- **[Libre Game Wiki](https://libregamewiki.org)**



- **[List of (interesting) FOSS game engine replacement projects](https://forum.openmw.org/viewtopic.php?p=57882)**



- **[List of Open Source Games](https://trilarion.github.io/opensourcegames)**



- **[Open Source Game Clones](https://osgameclones.com)**



- **[Wikipedia list open-source video games](https://en.wikipedia.org/wiki/List_of_open-source_video_games)**