Open Source Solid Modeling CAD
Tools to process and visualize scientific data and images
A simple 3D framework in C++
LDraw™ editor for LEGO® style digital building instructions.
realistic driving simulation + functions for 2D/3D graphics
3D Without Boundaries
Scanning Probe Microscopy Controller and Data Visualization Software
PyMOL is an OpenGL based molecular visualization system
A 3d rendering framework
Imagin Raytracer is a multithreaded command line raytracer
PHIGS (Programmer's Hierarchical Interactive Graphics System)
an interactive 3D viewing program