MoinMoin is a FOSS wiki engine written in Python.
Please see there for all details: http://moinmo.in/28c3
It would be nice to have a project table in the hack center for about 6 people.
We'ld like to do some hacking on the MoinMoin 2.0 code, introduce new developers to moin2, hack with Python.
Contact: tw-public AT gmx DOT de