ZuluPad - ZuluPad is a notepad on crack.
Miraheze - Miraheze is a wiki farm (hosts wikis) for free and with no ads, it also provides custom domains...
Fandom - The entertainment site where fans come first.
Wiki on a Stick - Self-contained desktop wiki
MyWikis - A premium wiki host with top-class quality, excellent support, and VisualEditor (a WYSIWYG...
Zim Wiki - Zim is a graphical text editor used to maintain a collection of wiki pages. Each page can contain links to other pages, simple formatting and images.