A development environment focused on modding
Desktop/Android/HTML5/iOS Java game development framework
One framework for creating powerful cross-platform games
Fast and lightweight JavaScript game engine built on WebGL and glTF
DeSmuME is a Nintendo DS emulator
Java/JavaFX/Kotlin Game Library (Engine)
Open game and rendering engine packed into a JavaScript framework
Powerful, mature open-source cross-platform game engine for Python
Free and open source real-time strategy game
A charting and data visualization library for Unity
Cross-Platform C++ 2D/3D game engine
LayaAir is an open-source 2D/3D engine
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
3D game engine/framework in C, with Luajit and Python bindings now
A isometric city builder in JavaScript
Gideros Release version
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
Doom-based AI research platform for reinforcement learning
3D Procedural Game Engine Using OpenGL
A Minecraft mapping tool that creates 3D models of your Minecraft
Embeddable unity game engine view for Flutter
The Turn Based Strategy Game/eSport. Master your beasts