aka ogre v2 - scene-oriented, flexible 3D C++ engine
Avogadro libraries provide 3D rendering, visualization, and analysis
A modern library for 3D data processing
3D GPUs Strange Attractors and Hypercomplex Fractals explorer
Lightweight, high-performance HTML renderer for game developers
3D Engine c++
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
Support for legacy OpenGL in core profiles
Doing 3D with Tcl
Earth orbits and satellite coverage display in 3D on your laptop.
CIRT - CUDA Interactive Ray Tracer
Open Source Solid Modeling CAD
3D fractal rendering software
C++ Frontend for the RenderMan Interface
Tools to process and visualize scientific data and images
C++ header-only library that simulates GLSL math
LDraw™ editor for LEGO® style digital building instructions.