PodWiki is a wiki engine written in Perl, which primary markup language is Perl POD, but it also supports WikiShorthand, Twiki, TikiWiki and others. PodWiki supports the usual features such as graphics, authentication and authorization, version control of pages and so forth. It comes with a number of so-called formatters, one of them is the blog formatter, which makes it possible to use PodWiki as a blog with wiki features. (or vice versa). PodWiki is licensed under the GNU General Public License (GPL).