Here is an art piece by Tom De Smedt written in NodeBox (Python) :
http://www.nodebox.net/code/index.php/Tendrils
It is in turn based on work done in Processing by a group ART+CODE.
Ported to Abstracting:
http://github.com/dharmatech/abstracting/blob/master/examples/tendril…
Although Abstracting is OpenGL based, I made a NodeBox compatibility library which allowed for a straightforward port.
Here is a rendering performed by Abstracting/Ypsilon :
Ed
I wonder if that is something that Script-Fu would do well?
(via comp.lang.scheme)