AsteroidMeta

AsteroidMeta is a wiki which discusses development of the  wiki engine. (Noösphere is used on PlanetMath and other "Planet…"-named sites). (Well, perhaps Noösphere has diverged enough that some would claim it is not exactly a wiki engine any more).

AsteroidMeta is also the wiki home of the metamath family of projects.

The content of the wiki was released under a choice of two licenses: either the (GFDL), or the  (GPL). (As of: March 2007 - Archive.org link)