This is a list of different open-source video games and commercial video games open-source remakes.
Dead Ascend - A zombie adventure, escape room, with twists. [source]
Endless Sky - Space exploration, trading, and combat game. [source]
Pioneer - A space adventure game set in our galaxy at the turn of the 33rd century. [source]
ScummVM - A program which allows you to run certain classic graphical adventure and role-playing games. [source]
The Legend of Zelda: Twilight Princess - A reverse engineering project to decompile Twilight Princess into human-readable and modifiable source code. [source]
Zelda 3 - A reverse engineered clone of The Legend of Zelda: A Link to the Past. [source]
CorsixTH - Open source clone of Theme Hospital. [source]
Hurry Curry! - Cooperative fast-paced multiplayer cooking game. [source]
OpenLoco - An open source re-implementation of Chris Sawyer's Locomotion. [source]
OpenRCT2 - An open-source re-implementation of RollerCoaster Tycoon 2. [source]
OpenTTD - An open source simulation game based upon Transport Tycoon Deluxe. [source]
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]
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]
Cytopia - A free, open source retro pixel-art city building game. [source]
Egregoria - Egregoria is an indie city builder, mostly inspired by Cities: Skylines. [source]
IsoCity - Isometric city-building simulation game built with NextJS, TypeScript and TailwindCSS. [source]
Julius - An open source re-implementation of Caesar III. [source]
micropolisJS - A handmade Javascript port of the open-source city simulator Micropolis. [source]
Unknown Horizons - A 2D realtime strategy simulation with an emphasis on economy and city building.
.kkrieger - A first-person shooter video game created by German demogroup .theprodukkt (a former subdivision of Farbrausch), which won first place in the 96k game competition at Breakpoint in April 2004. [source]
Anarch - This isn't a 90s style retro shooter, this is a 90s shooter. [source]
AssaultCube - A FREE, multiplayer, first-person shooter game. [source] Engine: CUBE [source]
Cube 2: Sauerbraten - A free multiplayer & singleplayer first person shooter. [source] Engine: CUBE [source]
Liblast - A Libre Multiplayer FPS Game built with Godot 4 engine and a fully open-source toolchain. [source] Engine: Godot [source]
Red Eclipse - An old-school arena shooter for the modern age. [source] Engine: CUBE [source]
Surreal Engine - Unreal Tournament Engine Reimplementation. [source]
The Dark Mod - First-person stealth video game. [source]
Xonotic - An addictive arena-style first person shooter with crisp movement and a wide array of weapons. [source]
AvP Forever - Project focuses on maintenance of available source code for Aliens versus Predator (1999) game. [source]
avpmp - Fork of the original AvP port for Linux, expanded with multiplayer and other features. [source]
NakedAVP - A port of Aliens vs Predator Classic (2000) to modern systems, based on the icculus port for Linux, macOS and Windows using SDL3 ([source]). [source]
Shadow Warrior - Official source release for Shadow Warrior. [source]
BuildGDX - [source]
EDuke32 - The official EDuke32 Git repository: home to the source code to EDuke32, Ion Fury, VoidSW, Mapster32, and related projects based on the Build Engine.
JFDuke3D - Port of the 3D Realms game Duke Nukem 3D [source]
JFShadowWarrior - Port of the 3D Realms game Shadow Warrior.
NBlood - Reverse-engineered ports of Build games using EDuke32 engine technology and development principles (NBlood/Rednukem/PCExhume d) [source]
NuBuildGDX - A fork of BuildGDX aiming for stability, bug fixing and performance. [source]
Raze - Build engine port backed by GZDoom tech. Currently supports Duke Nukem 3D, Blood, Shadow Warrior, Redneck Rampage and Powerslave/Exhumed.
CatacombGL - A source port of Catacomb 3D and the Catacomb Adventure series. [source]
Chocolate Doom - A Doom source port that accurately reproduces the experience of Doom as it was played in the 1990s. [source]
ZDoom - A feature centric port for all Doom engine games. [source]
Chocolate Quake - A purist Quake source port that restores the original look and feel of v1.09 and earlier. [source]
FTEQW - Powerful engine for playing and modding idTech based games. [source]
ECWolf - A port of the Wolfenstein 3D engine based of Wolf4SDL. [source]
Wolf4SDL - An open-source port of id Software's classic first-person shooter Wolfenstein 3D to the cross-platform multimedia library SDL. [source]
Commander-Genius - An open-source interpreter for the Commander Keen (1-6, Dreams) and Cosmo's Cosmic series which allows you to play the original episodes and some of the mods made for them. [source]
Commander Keen in Keen Dreams - A side-scrolling platform video game developed by id Software. [source]
Omnispeak - An open-source re-implementation of Commander Keen in Goodbye Galaxy. [source]
DDraceNetwork - Cooperative 2D online platformer. [source]
Fish Folk Games
$ claude mcp add open-source-games \
-- python -m otcore.mcp_server <graph>