L. M. Orchard took Jonathan Blandfords [1] ChangeLog parser written in Python and added functionality to generate an RSS from a ChangeLog [2]. Very cool indeed; I just discussed that with a couple of friends recently and proposed as well to look out for a MailMan to RSS converter. Yet here I found one [3].
[1] http://people.redhat.com/jrb/
[2] http://www.decafbad.com/blog/tech/cl_to_rss.html
[3] http://taint.org/mmrss/
