The Biopython Project
Freely available Python tools for computational molecular biology.
url: www.biopython.org/
Pmv, ADT and ViPEr
Python software from the Molecular Graphics Lab (MGL) of the Scripps Research institute. [Free for non-commercial use]
url: www.scripps.edu/~sanner/python/
pyCGNS
Python interface for CGNS (data standard for computational fluid dynamics). [Open Source, GPL]
url: elsa.onera.fr/CGNS/releases/
PyDaylight
Turns the Daylight toolkit into a rapid application development system for chemical information by providing a full Python interface. [Open Source, LGPL]
url: sourceforge.net/projects/pydaylight/
PySomorph
A python package for investingating subgraph isomorphism.
url: staffa.wi.mit.edu/people/kelley/