Fast and lightweight JavaScript game engine built on WebGL and glTF
A development environment focused on modding
Cross-Platform C++ 2D/3D game engine
Game engine supporting many 3D/2D formats and graphic effects
Magic Another Game Engine
3D and 2D game engine written in Rust
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
LayaAir is an open-source 2D/3D engine
Dust3D is a cross-platform open-source 3D modeling software
Powerful, mature open-source cross-platform game engine for Python
3D Procedural Game Engine Using OpenGL
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Java/JavaFX/Kotlin Game Library (Engine)
Lightweight, high-performance HTML renderer for game developers
3D game engine/framework in C, with Luajit and Python bindings now
Doom-based AI research platform for reinforcement learning
Embeddable unity game engine view for Flutter
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
GemRB is a portable open-source implementation of the Infinity Engine
An isometric arcade-style game of skill, puzzles and exploration
Realistic 3D roulette simulation:I wrote this for fun. big description
A modern, cross-platform Quake game engine based on FitzQuake.
Odamex is a free, cross-platform, modern client-server Doom engine