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