Effective collaboration with wikis | DavePress
Buzz Marketing for Technology
JULY 11, 2008
Other hosted options include pbWiki , Stikipad (see comments), Wetpaint and Wikia. It is however easy to set up and open source. It has essentially been abandoned by its owners, and it is not possible to download your data from it so that you can migrate to a new system. Get the content on the wiki.
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