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