A pure Go game engine
Powerful, mature open-source cross-platform game engine for Python
The flexible game engine
Stride (formerly Xenko), a free and open-source cross-platform C# game
Multi Theft Auto is a game engine
Solar2D Game Engine main repository (ex Corona SDK)
Flax Engine, multi-platform 3D game engine
Svelto ECS C# Entity Component System
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Free game engine for development of desktop, mobile, and web games
Descent 3 by Outrage Entertainment
An easy to use 2D HTML5 game engine written in TypeScript
dhewm 3 main repository
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
The ioquake3 community effort to continue supporting/developing id's
New Godot bindings for Swift
Recreation of the classic Grand Theft Auto III game executable
High performance UI layout library in C
3D Procedural Game Engine Using OpenGL
3D Game engine with editor
A game framework written with osu! in mind.
Multi-platform 2D and 3D game engine
Tools and Z80 engine for creating adventure games. (RUST)
API (C#) for simulating certain aspects of a ZX spectrum for porting.
Orx: Data-Driven Game Engine