Godot is a powerful cross-platform game engine
A simple and easy-to-use library to enjoy videogames programming
One framework for creating powerful cross-platform games
Open source HTML5 game framework that offers WebGL and Canvas
Desktop/Android/HTML5/iOS Java game development framework
Open source library for creative expression on the web, desktop, etc.
Fast and lightweight JavaScript game engine built on WebGL and glTF
lua dev plugin for unreal engine 4 or 5
Gideros Release version
A Complete WebGPU Game Engine for Browser & Desktop Arcade Oriented
INSTEAD - Simple Text Adventure Interpreter.
Examples of procedural geometry for Unity3D C#
JavaScript framework to build game engines, games, emulators and apps
Orx: Data-Driven Game Engine
Game engine supporting many 3D/2D formats and graphic effects
Cinema Enters Game Console
Sdk library for creating 2048 game in c#.
2D Game Engine
The imaginary eight-bit machine
A cross platform Lua based game engine
Cross-platform 2D and 3D game engine
Reactive extensions for Unity
Build Cross-platform Applications
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Asphyre is a cross-platform framework for Delphi and FreePascal.