GeboGebo is distributed open source under the terms of the GPL. It can be downloaded from http://www.gebogebo.org . There one can have a look onto the changelog as well as on the feature list.
The pages are all stored in a local tdbengine database structure. This makes GeboGebo really fast even on huge wiki sites. The tdbengine is a freeware database management system which is available for Linux and Windows at http://www.tdbengine.org .
The indexed fulltext search is increadible fast which makes the information retrieval a breeze.
Some CategoryUncommonWikiTechnology features are:
Well, I did so already: http://www.gebogebo.org/wiki/tourbusstop
Added to Eclectic Wiki Tour - let me know if you had other ideas of placement. Best, MarkDilley
Thank you, Thomas