Open-source game engines

24 repos

Frameworks and tools for building games across multiple platforms, spanning C++, Rust, and JavaScript. The cluster centers on full-featured engines like Bevy, Godot, Stride, and Fyrox that handle rendering, physics, and game logic, alongside documentation, plugins, and supporting libraries. Whether you're exploring a mature engine ecosystem or learning cross-platform game development patterns, these repositories represent both established and emerging approaches to open-source game engine architecture.

C++ · 6

Rust · 5

JavaScript · 3

C# · 3

Haskell · 2

TypeScript · 1

game-development ·409,022

gamedev ·408,060

game-engine ·278,125

multi-platform ·207,282

open-source ·188,191

godot ·122,861

godotengine ·122,683

gui ·116,854

imgui ·107,293

webgl ·90,403

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Cross-platform multimedia and native mobile development21 GDScript and Godot Engine Tooling11 WebAssembly Compilation & Tooling38 Curated Lists and Awesome Repositories22 V Language Ecosystem30 Cluster 45531011

bevyengine/bevy

A refreshingly simple data-driven game engine built in Rust

Rust

48,136

10,481 commits

godotengine/godot

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

C++

116,966

78,776 commits

stride3d/stride

Stride (formerly Xenko), a free and open-source cross-platform C# game engine.

7,814

6,350 commits

godotengine/godot-docs

Godot Engine official documentation

reStructuredText

5,717

10,057 commits

FyroxEngine/Fyrox

3D and 2D game engine written in Rust

Rust

9,548

8,376 commits

AdamsLair/duality

a 2D Game Development Framework

1,423

3,470 commits

ftsf/nico

a Game Framework in Nim inspired by Pico-8.

Nim

666

349 commits

cocos/cocos-engine

Cocos simplifies game creation and distribution with Cocos Creator, a free, open-source,…

C++

9,809

20,800 commits

ocornut/imgui

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

C++

76,158

9,895 commits

aethelisdev/aeon-engine

The 3D Safe Modular game engine, written in Rust

Rust

164 commits

ocornut/imgui_test_engine

Dear ImGui Automation Engine & Test Suite

C++

627

2,045 commits

phaserjs/phaser

Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web…

JavaScript

40,297

20,477 commits

photonstorm/phaser

Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web…

JavaScript

40,297

20,477 commits

emilk/egui

egui: an easy-to-use immediate mode GUI in Rust that runs on both web and native

Rust

30,508

4,292 commits

Azza292/RapidRescue

A reinvented Labyrinth game

GDScript

8 commits

NotNotTech/Raylib-CsLo

autogen bindings to Raylib 4.x and convenience wrappers on top. Requires use of `unsafe`

128

138 commits

carp-lang/Carp

A statically typed lisp, without a GC, for real-time applications.

Haskell

6,033

4,961 commits

eriksvedang/Carp

A statically typed lisp, without a GC, for real-time applications.

Haskell

6,033

4,964 commits

adalinesimonian/gdvm

Godot Version Manager

Rust

101

771 commits

endless-sky/endless-sky

Space exploration, trading, and combat game.

C++

7,550

6,100 commits

fallintodusk/alis

Open-source Unreal Engine survival game and modular game architecture reference - plugin-based C++…

C++

2 commits

stride3d/stride-community-toolkit

Collection of helpers and extensions for Stride Game Engine developers. Simplifies and demonstrates…

128

1,347 commits

hackclub/sprig

🍃 Learn to code by making games in a JavaScript web-based game editor.

JavaScript

1,105

4,835 commits

oasys-works/oecs

A Full Feature ECS for Typescript

TypeScript

178 commits