Dodona is a molecular dynamics program which aims to treat nanostructures. It is provided with a basic interpretater language and can easily be extended with plugins. It supports basic matrix and vector manipulation in a Matlab/Octave-fashion way.
The goal of this project is to produce a CAx-System for all people. Definition of CAx: en: http://en.wikipedia.org/wiki/CAx de: http://de.wikipedia.org/wiki/CAx