Godot is a powerful cross-platform game engine
Open source HTML5 game framework that offers WebGL and Canvas
A simple and easy-to-use library to enjoy videogames programming
One framework for creating powerful cross-platform games
Desktop/Android/HTML5/iOS Java game development framework
Fast and lightweight JavaScript game engine built on WebGL and glTF
Open source library for creative expression on the web, desktop, etc.
Examples of procedural geometry for Unity3D C#
Orx: Portable Game Engine
A Complete WebGPU Game Engine for Browser & Desktop Arcade Oriented
JavaScript framework to build game engines, games, emulators and apps
Cinema Enters Game Console
Sdk library for creating 2048 game in c#.
2D Game Engine
Cross-platform 2D and 3D game engine
Open-source, cross-platform, C++ game engine for creating 2D/3D games
3D .NET engine for Windows, Linux, Mac
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
A cross-platform OpenGL based lightweight scenegraph library
Cross-platform 2D game engine
Delphi-like IDE for cross-platform game development