Notwork was one of my first experiments with data visualisation. It used to be called Network, but didn't exactly seem to work or visualise anything. Still, because of its XML input, it's ability to draw in Pixie handwriting, and its easy drawnode() layout callback function, this is still a fun toy to play around with, albeit it's qualities are mostly graphical and not communicative.
Download source (2KB)
Created by Tom De Smedt