LDraw™ editor for LEGO® style digital building instructions.
Tools to process and visualize scientific data and images
SDL with native XInput
Scanning Probe Microscopy Controller and Data Visualization Software
Rayshade raytracer
Source code for efficiently rendering parametrically defined surfaces
3D Software Renderer in 700 Lines
non-trivial OpenGL project for research purpose
Functy is a 3D graph drawing package that generates immediate results.
PHIGS (Programmer's Hierarchical Interactive Graphics System)