Python data, Leaflet.js maps
Orange: Interactive data analysis
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
General Mission Analysis Tool
An intuitive molecular editor and visualization tool
Data Analysis, Simulations and Visualization on the Sphere
2D & 3D TeX-Aware Vector Graphics Language
Data Visualization and Analysis
Statistical data visualization in Python
Scientific Visualisation Made Easy
... the open-source glide computer
Quality Assessment Tool for Genome Assemblies
OpenPTV
A GUI sorting visualizer desktop application
Autoplot is an interactive browser for data on the web
Program for live 2d graphical representation of data streams
Scanning Probe Microscopy Controller and Data Visualization Software