Game engine

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Game engines are software frameworks for game development. Game engines do the heavy lifting for developers so they can focus on other aspects of game development.

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godotengine /godot

Star107k

Godot Engine – Multi-platform 2D and 3D game engine

open-source gamedev multi-platform game-engine game-development godotengine godot

UpdatedFeb 20, 2026
C++

ocornut /imgui

Star71.5k

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

api gamedev multi-platform gui library framework ui tools cplusplus native game-engine toolkit imgui immediate-gui game-development

UpdatedFeb 20, 2026
C++

bevyengine /bevy

Star44.7k

A refreshingly simple data-driven game engine built in Rust

rust open-source gamedev game-engine game-development bevy

UpdatedFeb 20, 2026
Rust

raysan5 /raylib

Sponsor

Star31.1k

A simple and easy-to-use library to enjoy videogames programming

android c linux raspberry-pi iot gamedev embedded programming opengl game-engine graphics game-development raylib webassembly wasm riscv win32 videogames

UpdatedFeb 20, 2026
C

BabylonJS /Babylon.js

Star25.1k

Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.

webgl typescript game-engine webvr game-development webaudio babylon webgl2 game-engine-3d 3d webgpu webxr

UpdatedFeb 20, 2026
TypeScript

libgdx /libgdx

Star24.8k

Desktop/Android/HTML5/iOS Java game development framework

android game java windows linux ios gamedev framework html5 cross-platform game-engine libgdx game-development macosx 3d 2d

UpdatedFeb 19, 2026
Java

leereilly /games

Star24.5k

Archived — A list of games, add-ons, maps, etc. hosted on GitHub. Any genre. Any platform. Any engine.

game gamedev games game-engine game-development html5-games

UpdatedSep 13, 2025

4ian /GDevelop

Star20.6k

🎮 Open-source, cross-platform 2D/3D/multiplayer game engine designed for everyone.

javascript game open-source gamedev html5 game-engine multiplayer game-development gamemaker gdevelop hacktoberfest 3d 3d-game-engine 2d-game 2d-game-engine 3d-game no-code html5-game-engine vibe-coding

UpdatedFeb 20, 2026
JavaScript

Cocos2d-x is a suite of open-source, cross-platform, game-development tools utilized by millions of developers across the globe. Its core has evolved to serve as the foundation for Cocos Creator 1.x & 2.x.

android windows c-plus-plus ios gamedev lua metal game-engine game-development cocos2d cocos2d-x linx

UpdatedMay 9, 2025
C++

aframevr /aframe

Star17.5k

🅰️ Web framework for building virtual reality experiences.

html gamedev webgl threejs game-engine augmented-reality vr webvr virtualreality vive oculus rift game-development ecs aframe virtual-reality metaverse daydream 3d webxr

UpdatedDec 23, 2025
JavaScript

kitao /pyxel

Sponsor

Star17.1k

A retro game engine for Python

game python html rust gamedev webgl opengl game-engine pixel-art graphics game-development pico-8 tic-80 pyxel

UpdatedFeb 20, 2026
Rust

OpenRA /OpenRA

Star16.4k

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

game csharp cross-platform game-engine dotnet engine strategy-game-engine openra red-alert command-and-conquer rts hacktoberfest real-time-strategy tiberian-dawn dune-2000