Get TikiWiki 2.1 here:
https://sourceforge.net/project/showfiles.php?group_id=64258&package_id=266122 (external link)

changelog (external link)

More information on 2.0
http://doc.tikiwiki.org/TikiWiki+2.0 (external link)
http://info.tikiwiki.org/art35

As always, please report any security issues to security.tikiwiki.org (external link)


Work is ongoing on TikiWiki 3.0, which will be released in April 2009. The main focus of version 3.0 will be further enhancements to the user interface, the admin interface, the theme system and built-in themes. Additional goodies include webservices and enhancements to the plugins.