Avogadro libraries provide 3D rendering, visualization, and analysis
3D GPUs Strange Attractors and Hypercomplex Fractals explorer
3D fractal rendering software
Coin3D Qt GUI Library
Coin3D Xt GUI Library
A Arch Linux x86_64 distro for Structure From Motion
simple 3d scene viewer for windows/linux/android
Megalui: 2D/3D OpenGL & C/C++ Library for Scientific Visualizations
A C++ library to easily create GUI-editable objects
3D model viewer and world navigator.