a parametric 3D CAD modeler
Open Source Solid Modeling CAD
Earth orbits and satellite coverage display in 3D on your laptop.
X3D is the open-standard format for 3D graphics scenes on the Web.
Xj3D is an open-source Java codebase for the X3D Graphics standard.
3D Multiplayer Hover Soccer
Calculates Volume, Surface Area & Centroid of a Closed Triangular Mesh
PyMOL is an OpenGL based molecular visualization system
Creates 3D models from photographs
Converts between many 3D data formats
Fractal planet and terrain generator
Maxwell Render for Blender