The game engine for everyone
Voxel game engine in C++ with OpenGL
Cross-platform 2D and 3D game engine with modular architecture
The ioquake3 community effort to continue supporting/developing id's
A modular Common Lisp game engine
dhewm 3 main repository
The Tiny JavaScript Game Engine That Can!
3D and 2D game engine written in Rust
A refreshingly simple data-driven game engine built in Rust
A Flutter based game engine
Fast and lightweight JavaScript game engine built on WebGL and glTF
Free game engine for development of desktop, mobile, and web games
Ct.js is a desktop game engine that makes learning programming fun
Open source clone of the Age of Empires II engine
Magic Another Game Engine
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Stride (formerly Xenko), a free and open-source cross-platform C# game
3D Game engine with editor
Eva.js is a front-end game engine for creating interactive projects
A completely free, open-source, 2D game engine
New Godot bindings for Swift
Svelto ECS C# Entity Component System