PikiPiki has a public home page here:

  http://www.linuxcare.com.au/piki/

PikiPiki is a cooperative authoring system for the web. It is written in Python, with a strong emphasis on small, simple code: the current version is about 580 lines of commented code. PikiPiki is in the WikiWiki  genre.

This version contains changes from the original PikiPiki by MartinPool.