matplotlib: plotting with Python
WebGL-based viewer for volumetric data
General Mission Analysis Tool
Scanning probe microscopy data visualisation and analysis
An intuitive molecular editor and visualization tool
Data Analysis, Simulations and Visualization on the Sphere
Cross-platform, scientific graphics plotting library
Data Visualization and Analysis
Scientific Visualisation Made Easy
... the open-source glide computer
OpenPTV
CloudSat and CALIPSO plotting tool
Real-time interactive 3D graphics API for scientific simulations
Interactive visualization of plate tectonics.
Geostatistics and geosciences modeling software