Stumbled upon this great flasher’s blog recently while trying to research for something I want to do:
http://en.nicoptere.net/?p=574
The speed and quality of the fur generator is, I believe, the best out there right now.
Awesome stuff.
Other generators:
http://blog.inspirit.ru/?p=131
http://projects.stroep.nl/fur/
Andre Michelle also had a stab at “fur”:
http://blog.andre-michelle.com/2008/fur-like-renderings/
…but Nicopetres is clearly faster
andre’s version was built more than a year ago though. sadly he didn’t develop it fully nor release or share his code.