Links to the World

http://wiki.org/wiki.cgi?WhatIsWiki
What is Wiki, actually?
http://www.wiki.org/
Where it all began.
http://en.wikinews.org/wiki/
The free news source that you can write.
http://c2.com/cgi/wiki?WikiEngines
Pie's siblings. And many of them.
http://freshmeat.net/search/?q=wiki&section=projects
Various other Wikis, even more of them. Most are free for the taking.
http://wikipedia.org/
A global knowledge base, doing it the Wiki-way.
Pie powered