Warning: These wiki pages have not been edited in years and may well be out of date/inaccurate. We recommend that you use them as a starting point for further investigation, rather than gospel.
The original wiki, created by Ward Cunningham in 1995. Resides at http://c2.com/cgi/wiki. Also known as the Portland Pattern Repository. Among other things, a great place to learn about general wiki concepts, philosophy, and style guidelines.