pasvnag_lite is a (passive) Nagios checker. It runs Nagios (or Icinga), checks on defined objects, and submits the results to a specified NSCA host.
pynag provides a Python tool for pragmatically handling configuration file maintenance and plugin development for Nagios.
transitiv-nagios-plugins is a collection of useful plugins for Nagios/Icinga, including command definitions, tests, and PNP4Nagios graph templates. All plugins are designed to be resilient and provide well formatted and predictable output.
A Virtuemart plugin that allows shoppers to upload files and images.
A framework to implement custom command line interfaces (CLI).