pyclamav is a module makes it possible to use the free libclamav virus scanning library within Python.
pyClamad is a module that makes it possible to use the clamd daemon from the virus scanner ClamAV within Python.
python-nmap is a Python library which helps in using the nmap port scanner. It allows users to easily manipulate nmap scan results and automate scanning tasks and reports. It supports nmap script outputs.
A jQuery XPath plugin.
A minimalist's Web browser.