Software
XMPPP (Jabber) Binding
http://mdp-toolkit.sourceforge.net/symeig.html
Modeling
Windows
http://codespeak.net/pypy/dist/pypy/doc/architecture.html#mission-statement
Bittorrent
pyparsing
http://peak.telecommunity.com/DevCenter/setuptools
http://peak.telecommunity.com/DevCenter/EasyInstall#installing-easy-install
http://www.win32com.de/
http://pymedia.org/
http://sourceforge.net/projects/pympi/
http://sourceforge.net/projects/simpy/
http://uche.ogbuji.net/tech/4suite/etc/CoreManual.html
http://sourceforge.net/projects/pygeo/
http://sourceforge.net/projects/btplusplus/
http://sourceforge.net/projects/pywinauto/
http://sourceforge.net/projects/visualpython/
http://pyode.sourceforge.net/
http://ode.org/
http://www.pythonology.com/howto
http://www.osgi.org/
JPype - create a JVM in Python