Helix Toolkit is a collection of 3D components for .NET
Support for legacy OpenGL in core profiles
Tao3D is a programming language for real-time interactive 3D
A declarative 3D globe data visualization library built with Three.js
Highly accurate ray-tracing software system for UNIX computers
3D .NET engine for Windows, Linux, Mac
ITK-SNAP static builds for Windows 64-bit(only one file)
Pear3DEngine is a modern and modular 3D development framework