3D Without Boundaries
A portable, multi-platform, command-line driven graphing utility
FlightGear Flight Simulator: free open-source multiplatform flight sim
Computer Algebra System written in Common Lisp
A premier mind-mapping software written in Java
An interactive viewer for three-dimensional chemical structures.
2D & 3D TeX-Aware Vector Graphics Language
Cross-platform, scientific graphics plotting library
Draws signalling charts, block diagrams and graphs from text input.
A GUI sorting visualizer desktop application
Program for molecular graphics
OpenPTV
rayshade and POV for Mathematica Export + view
X-Ray Imaging Software for Multiple Samples
PyMOL is an OpenGL based molecular visualization system
STM data analysis