Irc2rss is a plugin that allows registered users the ability to add a message via irc and have it appear in an rss feed. The resulting rss feed can then be used in any way desired. The purpose for writing this plugin was to be able to use the brdcst.it service.
PyRSS2Gen - (http://www.dalkescientific.com/Python/PyRSS2Gen.html)