ByoDyn (http://cbbl.imim.es/ByoDyn) is a software tool for the study of biochemical networks within the framework of systems biology. SBML compatible, ByoDyn is a group effort of the Computational Biochemistry and Biophysics Lab.
There remains a need for an open, freely distributable Power Systems Analysis Package. This project aims to provide the underlying structure and APIs on which such projects can be built