Ct.js is a desktop game engine that makes learning programming fun
A game engine powered by python and panda3d
Solar2D Game Engine main repository (ex Corona SDK)
Stride (formerly Xenko), a free and open-source cross-platform C# game
A pure Go game engine
The flexible game engine
Multi Theft Auto is a game engine
Svelto ECS C# Entity Component System
An easy to use 2D HTML5 game engine written in TypeScript
New Godot bindings for Swift
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
The ioquake3 community effort to continue supporting/developing id's
Free game engine for development of desktop, mobile, and web games
dhewm 3 main repository
3D Game engine with editor
Descent 3 by Outrage Entertainment
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
The HTML5 Creation Engine
Multi-platform 2D and 3D game engine
Recreation of the classic Grand Theft Auto III game executable
High performance UI layout library in C
The Tiny JavaScript Game Engine That Can!
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
2D JavaScript Physics Engine
A Flutter based game engine