The powered by section is out of date:
http://tikiwiki.svn.sourceforge.net/viewvc/tikiwiki/trunk/templates/tiki-bot_bar.tpl?view=markup

The Trademark notice should be there as well.

Missing Zend Framework & jQuery and just needs a general cleanup

See also: Better way to track referrals from Powered by Tiki link

TODO: determine strategy and update:

• http://info.tiki.org/Fact+Sheet
• http://info.tiki.org/Join+the+Community#Spread_the_Word
• Partners

Related links

http://tiki.org/Partners
http://tiki.org/TikiPartner
http://dev.tiki.org/External+Libraries
http://doc.tiki.org/Interaction
http://dev.tiki.org/Interaction
http://tiki.org/Networks