This is just some stuff I have come across lately, and decided to share it.

Blu(he has other vid on youtube, i highly recommend Muto)
http://www.youtube.com/watch?v=sMoKcsN8wM8

Apophysis (fractal creation program)
http://apophysis.org/

^^^its more of just something to play around with, it entertains me when nothing else will.