Veusz
Scientific plotting and graphing package
Veusz is a 2D and 3D scientific plotting and graphing package, designed to produce publication-ready PDF, SVG, Postscript and bitmap output. Veusz provides a GUI, command line and scripting interface (based on Python) to its plotting facilities. The plots are built using an object-based system to provide a consistent interface.
This package includes the main executable, documentation and examples.