Fast and lightweight JavaScript game engine built on WebGL and glTF
Godot is a powerful cross-platform game engine
Game engine supporting many 3D/2D formats and graphic effects
Open game and rendering engine packed into a JavaScript framework
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
Open source library for creative expression on the web, desktop, etc.
Amateur 3D Game Engine
lua dev plugin for unreal engine 4 or 5
Gideros Release version
Vivid3D is a C++ IDE/3D engine, with python scripting.
Self-hosted CMS platform based on the Laravel PHP Framework
ThinkPHP Framework
Orx: Data-Driven Game Engine
An isometric arcade-style game of skill, puzzles and exploration
SDL based generic 2D game engine
Arianne is an engine to develop multiplayer online games like Stendhal
A Complete WebGPU Game Engine for Browser & Desktop Arcade Oriented
Old-school 2D game engine
High-efficiency minimalist C++ wrapper for OpenGL 4.3
OgreWin3D
PyCAPGE - Python Classic Adventure Point and Click Game Engine
A free 3D game engine to create games and realtimes scenes for Windows
Molecular viewer and prototyping framework