SciPy supplements the popular NumPy module (python-numpy package), gathering a variety of high level science and engineering modules together as a single package.

KAlgebra is a algebraic graphing calculator with support for 3D graphing and MathML markup language.

A simple, small and lightweight guitar/bass tuner for jack. Gxtuner comes with a analogue like interface (scale), show the tune (char) and the accumulated frequency (Hz).

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.