Well...not really, but if you add me to msn (msn [at] andersmoen.com) I can help you make one...it's not really hard.

But if you don't want to make your own you always have phpBB (http://phpbb.com)

Oh yeah! It's easy to make your own simple forum.

Here's the simple one I made (http://andersmoen.hotserv.dk/test/forum/) (I didn't make any design to it, because then it's easier to just to copy...