Games & game dev
Games, engines, graphics
100 repositories
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.
A high performance, editable terrain system for Godot 4.
Godot Engine – Multi-platform 2D and 3D game engine
🎮 Open-source, cross-platform 2D/3D/multiplayer game engine designed for everyone.
Flax Engine – multi-platform 3D game engine
It allows you to automatically add all free and paid games and DLCs to your Steam account securely and for free. - Steam hesabınıza tüm ücretsiz ve ücretli oyunları ve DLC'leri güvenli ve ücretsiz bir şekilde otomatik olarak eklemenizi sağlar.
Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.
Polytoria, a multiplayer gaming platform built with Godot and .NET
fheroes2 is a recreation of Heroes of Might and Magic II game engine
Official electron build of draw.io
egui: an easy-to-use immediate mode GUI in Rust that runs on both web and native
Co-op Action Roguelike in Unreal Engine C++
A refreshingly simple data-driven game engine built in Rust
Empowering everyone to host fast and efficient Minecraft servers.
3D Reconstruction for all
The open source Unity Dev Agent
rhythm is just a *click* away!
The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.
A game engine with a fully bindless, GPU-driven renderer featuring real-time path-traced global illumination, hardware ray tracing, and a physics simulation running at 200Hz, built over 10+ years of R&D
RenderDoc is a stand-alone graphics debugging tool.
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+
Community-built comprehensive 2D content creation appplication for graphic design, digital art, and interactive real-time motion graphics powered by a node-based procedural graphics engine
Frame profiler
Animated sprite editor & pixel art tool (Windows, macOS, Linux)
Powerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF
A modern cross-platform low-level graphics library and rendering framework
Unit testing and build system for C projects
Community based rhythm game editor and player made with Unity.
The BombSquad Game Engine
Documentation of GDevelop - the fast, open-source, no-code game engine.
The automation tower defense RTS
A multi core friendly rigid body physics and collision detection library. Written in C++. Suitable for games and VR applications. Used by Horizon Forbidden West and Death Stranding 2.
A cross-platform GUI library for Rust, inspired by Elm
🎮 An open-source game speed modifier.
Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more
Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.
Fast and minimalist 3D viewer.
LÖVE is an awesome 2D game framework for Lua.
Powerful and versatile visualization for Python.
Scalable open-source game backend server: multiplayer, matchmaking, leaderboards, chat, and social features for games.
♞ lichess.org: the forever free, adless and open source chess server ♞
The official Open-Asset-Importer-Library Repository. Loads 40+ 3D-file-formats into one unified and clean data structure.
Diablo build for modern operating systems
An open source re-implementation of RollerCoaster Tycoon 2 🎢
Basis is an open-source social framework for VR and Desktop usage.
Dear PyGui: A fast and powerful Graphical User Interface Toolkit for Python with minimal dependencies
Open source Role Playing Game engine for Unity 3D written in C#.
3D and 2D game engine written in Rust
Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.
The main repository for the development of the evolution game Thrive.
Unreal Engine Vibe Coding tool
General purpose 3D and 2D game engine using Go (golang) and Vulkan with built in editor
Pixel art editor made with Zig.
An unofficial rules-compliant browser based version of Arkham Horror: The Card Game. Not produced, endorsed, or supported by, or affiliated with Fantasy Flight Games.
Game engine for 2D and 3D projects with entity component system (ECS) and data-oriented design
Official NetHack Git Repository
Source code repository of the FreeOrion project.
The classic, refined DOOM source port. For Windows PC.
[mirror of https://gitlab.com/veloren/veloren] An open world, open source voxel RPG inspired by Dwarf Fortress and Cube World. This repository is a mirror. Please submit all PRs and issues on our GitLab page.
A dead simple 2D game engine for Go
Development at the speed of light
zig game engine & graphics toolkit - mirror of https://code.hexops.com/hexops/mach
Filament is a real-time physically based rendering engine for Android, iOS, Windows, Linux, macOS, and WebGL2
A retro game engine for Python
Open-source Android/Desktop remake of Civ V
Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation
OpenTTD is an open source simulation game based upon Transport Tycoon Deluxe
Complete Open Source and Modular solution for MMO
p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Processing. Looking for p5.js 2.0? http://beta.p5js.org
Desktop/Android/HTML5/iOS Java game development framework
awesome game security [Welcome to PR]
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations without any fees or commercial obligations.
Cross-platform .NET 10 C# game engine.
Cataclysm - Dark Days Ahead. A turn-based survival game set in a post-apocalyptic world.
Flexible level editor
GD Graphics Library
SIMD math library for Zig game developers
Open-Source Unity-Solana SDK with Full RPC coverage, NFT support and more
Manually tweaked, auto-generated raylib bindings for zig. https://github.com/raysan5/raylib
A platform for playing 18xx games online!
Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.
The original unitystation
:a: Web framework for building virtual reality experiences.
Paradise Station's GitHub main repository.
A visualization grammar and GPU-accelerated toolkit for genomic data
Forza Horizon 6 release date : PC system requirements, early access Steam. Premium Upgrade Bundle, Car Pass, VIP Membership. Japan map, Mt Fuji, Tokyo street racing, Touge Battles, JDM cars, Ferrari J50, Mazda Furai. Expansion 1, Expansion 2, I, , pre-load PC Steam, Game Pass Ultimate.
Simple 2D game engine for rapid prototyping with Lua, featuring live reload and cross-platform export
Unity MCP Server — 268 tools for AI-assisted game development. Connect Claude, Cursor, or any MCP client to Unity Editor & Unity Hub. Scene management, GameObjects, components, builds, profiling, Shader Graph, Amplify, terrain, physics, NavMesh, animation, MPPM multiplayer & more. Free & open source by AnkleBreaker Studio.
Godot template and component-based framework for 2D games.
An MMO game written in Erlang + PostgreSQL (+ Omnigres) + Zig (+ Raylib), powered by a Nix-based devenv
C# game template for Godot 4 with debug launch configurations, testing (locally and on CI/CD), code coverage, dependency update checks, and spell check working out-of-the-box!
Unity GameFramework + HybridCLR热更，Obfuz代码加固，支持WebGL(小游戏)热更。高效率、高性能、懒人必备、防加班神器、简单易用、规范化、自动化的开发工作流。
A minimal, complete, Pokémon battle simulation engine optimized for performance
Contains the code for CM-SS13
A custom client for mindustry supporting v5, v6, v7 and v8! Also known as Foo's client.
Godot Kotlin JVM Module
Steam Play compatibility tool to run games using native Linux engines
TensorFlow Lite Samples on Unity
Voxel sandbox game with a large render distance, procedurally generated content and some cool graphical effects.