Category:Wikihost

wikihost.org is a based wiki farm run by Thomas Friebel.

"Start your own wiki easily and absolutely free on wikihost.org. Share your knowledge, your ideas and whatever is important to you with the community, friends or collegues."

Based on the page-count of this link, it would seem that there are over 3,100 wiki sites hosted on wikihost.org, though many seem to be less than ten pages.