data plotting program producing publication-quality output

 Pyxplot is a multi-purpose graph plotting tool, scientific scripting language,
 vector graphics suite, and data processing package. Its interface is designed
 to make common tasks -- e.g., plotting labelled graphs of data -- accessible
 via short, simple, intuitive commands.
 .
 Pyxplot produces publication-quality figures.To this end, text is rendered
 with all of the beauty and flexibility of the LaTeX typesetting environment.
 .
 Extensive documentation and examples can be found in the pyxplot-doc package.
 A gallery of sample plots is available from the project's web site.