Ikiwiki is a free, open source wiki compiler. It converts wiki pages into HTML pages suitable for publishing on a website. It was designed by Joey Hess. It is licensed under the terms of the GNU General Public License, version 2 or later.
Ikiwiki is written in Perl, although external plugins can be implemented in any language. Ikiwiki stores pages and history in a revision control system such as Subversion or Git. Ikiwiki also supports generating news feeds (RSS and Atom) and blogging. Ikiwiki provides a plugin system which allows many other features to be added.