WikityWidget is a personal notepad with automatic linking. Using a simple notebook-style interface, WikityWidget lets you easily jot down and organize notes with hypertext links so they're easy to find and instantly available via the Mac OS X Tiger Dashboard. WikityWidget uses Wiki technology to enable users to link notes together without any extra effort.
WikityWidget is the winner of the first Apple Dashboard Widget contest.
More information about WikityWidget can be found at: http://inkspotting.com/wikity/
More information about Wikis can be found at: http://en.wikipedia.org/wiki/Wiki