3D Engine with Blender Integration
Java/JavaFX/Kotlin Game Library (Engine)
Lightweight, high-performance HTML renderer for game developers
Python 3D renderer with wireless display support
Vivid is a modern C++ 3D engine using OpenGL4+
Cross-platform 2D and 3D game engine
GPU Texture Generator
Vivid Engine 2 is an open source 3D Engine coded using C# and C++.
3D .NET engine for Windows, Linux, Mac
A public domain cross platform 3D game
A cross-platform game framework based on OpenGL and GObject.
Pear3DEngine is a modern and modular 3D development framework
Multi-Language Wrapper Collection for the Irrlicht Engine
Game engine supporting many 3D/2D formats and graphic effects