Open source clone of Theme Hospital
- remake
- opensource
- game
- strategy-game
Repository Index
47,133 repositories indexed
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AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C# method may be turned into a tool by a single line. Works with Claude Code, Gemini, Copilot, Cursor and any other absolutely for free.
- ai
- ai-integration
- game-development
- mcp
Command the forces of The Project in a battle to rebuild the world after mankind has been nearly destroyed by nuclear missiles. A 100% free and open source real-time strategy game for Windows, macOS, Linux, BSD+
- game
- c-plus-plus
- strategy-game
- cheats
A powerful free cross-platform RTS game engine. - Report issues at https://springrts.com/mantis/
- springrts
- c-plus-plus
- lua
- strategy-game-engine
Terasology - open source voxel world
3D C++ Game Engine - yet another open source game engine
- game-engine
- game-development
- data-oriented-design
- editor
Improved version of the X-Ray Engine, the game engine used in the world-famous S.T.A.L.K.E.R. game series by GSC Game World. Join OpenXRay! ;)
- directx11
- opengl
- cpp17
- game-engine
Huge library of matcap PNG textures organized by color
- shading
- envmap
- non-photorealistic
- matcap
MIT Licensed Open Source version of Torque 3D from GarageGames
SuperTux source code
Go 3D Game Engine (http://g3n.rocks)
- golang
- go
- game-engine
- opengl
Widelands is a free, open source real-time strategy game with singleplayer campaigns and a multiplayer mode. The game was inspired by Settlers II™ (© Bluebyte) but has significantly more variety and depth to it.
- game
- python
- c-plus-plus
- json
FNA - Accuracy-focused XNA4 reimplementation for open platforms
- xna
- fna
- csharp
- gamedev
A retro multiplayer shooter
- teeworlds
- game
- multiplayer
- c
Lua Virtual Reality Framework
- vr
- openvr
- lua
- virtual-reality
The original open source release of Wolfenstein 3D
Free, open source game server management panel built on Laravel and Docker.
A free, open source C# framework for making games, or your own game engine. Direct access to native APIs and Vulkan, with the low-level libraries around them. The foundation under Kitten Space Agency and RimWorld's Waylith engine.
- csharp
- dotnet
- game-engine
- vulkan
Community effort to maintain and improve Jedi Academy (SP & MP) + Jedi Outcast (SP only) released by Raven Software
- jedi-academy
- jedi-outcast
- star-wars
- game-development
An open source mesh slicer framework for Unity3D Game Engine. Written in C#.
Open-source clone of the original X-Com 👽
- c-plus-plus
- sdl
- xcom
- video-game
Free, cross-platform 2D game engine powered by Haxe and OpenFL
- 2d-game-engine
- flixel
- haxeflixel
- haxelib
pyglet is a cross-platform windowing and multimedia library for Python, for developing games and other visually rich applications.
Freeciv-web is an Open Source strategy game implemented in HTML5 and WebGL, which can be played online against other players, or in single player mode against AI opponents.