Godot is a powerful cross-platform game engine
Fast and lightweight JavaScript game engine built on WebGL and glTF
Game engine supporting many 3D/2D formats and graphic effects
Open source HTML5 game framework that offers WebGL and Canvas
Orx: Portable Game Engine
Real Time Strategy game engine supporting early Westwood classics
Desktop/Android/HTML5/iOS Java game development framework
One framework for creating powerful cross-platform games
A simple and easy-to-use library to enjoy videogames programming
Open source library for creative expression on the web, desktop, etc.
lua dev plugin for unreal engine 4 or 5
ThinkPHP Framework
A Complete WebGPU Game Engine for Browser & Desktop Arcade Oriented
Self-hosted CMS platform based on the Laravel PHP Framework
Examples of procedural geometry for Unity3D C#
Arianne is an engine to develop multiplayer online games like Stendhal
Old-school 2D game engine
PyCAPGE - Python Classic Adventure Point and Click Game Engine
JavaScript framework to build game engines, games, emulators and apps
Molecular viewer and prototyping framework
Vivid3D is an open-source 3D engine with powerful 2D UI.
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Cinema Enters Game Console
2D Game Engine
Sdk library for creating 2048 game in c#.