Fast and lightweight JavaScript game engine built on WebGL and glTF
The HTML5 Creation Engine
The flexible game engine
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
The Tiny JavaScript Game Engine That Can!
A refreshingly simple data-driven game engine built in Rust
The game engine for everyone
Flax Engine, multi-platform 3D game engine
Solar2D Game Engine main repository (ex Corona SDK)
Free, cross-platform 2D game engine powered by Haxe and OpenFL
Cross-platform game engine in Rust
A fresh & lightweight javascript game engine
Go bindings for raylib, a simple and easy-to-use library
SDL based generic 2D game engine
Amateur 3D Game Engine
An isometric arcade-style game of skill, puzzles and exploration
Animation Compression Library
Entitas is a super fast Entity Component System (ECS) Framework
Mini game engine for games104
Javascript library for making tile based games
A hand-crafted 2D game library in Go
3D C++ Game Engine - yet another open source game engine
2D Game Engine with Lua Scripting made on top of SFML
A 2D game engine and level editor
A fast, scalable, distributed game server engine/framework for C++