matplotlib: plotting with Python
WebGL-based viewer for volumetric data
General Mission Analysis Tool
Data Analysis, Simulations and Visualization on the Sphere
An intuitive molecular editor and visualization tool
2D & 3D TeX-Aware Vector Graphics Language
Cross-platform, scientific graphics plotting library
Scientific Visualisation Made Easy
Data Visualization and Analysis
... the open-source glide computer
OpenPTV
Program for live 2d graphical representation of data streams
Scanning Probe Microscopy Controller and Data Visualization Software
hewies user interface - 3D scientific visualisation tool
CloudSat and CALIPSO plotting tool
Real-time interactive 3D graphics API for scientific simulations
Interactive visualization of plate tectonics.