A real-time 3D Engine written in Ada
Tools to process and visualize scientific data and images
realistic driving simulation + functions for 2D/3D graphics
Xj3D is an open-source Java codebase for the X3D Graphics standard.
Rayshade raytracer
PyMOL is an OpenGL based molecular visualization system
Program for drawing 3D surfaces from parametric equations
Design and Display Happy Cube solutions
A raytracing framework for optical/non-optical physics simulations
QCSS Player by Shuffle
https://github.com/horde3d/Horde3D
Game engine supporting many 3D/2D formats and graphic effects
Obsolete: use https://github.com/VMML/vmmlib
1st 3D game engine built in C# for .NET, Visual3D Engine's predecessor