Mandelbulb3D by Jesse of Fractal Forums fame!
Paint Shop Pro
Various free source grungy layers
One of a series yet to be posted on my usual website: this is a fractal layered with dirt to roughen the image texture.
Thanks for viewing! :D
All of my images and creations here and elsewhere are copyrighted to JM Janzen and my primary net aka Leonie Zurakowsky and may be used for non-profit purposes on your own computer/s. Please link back to this image here if you tweak or manipulate it in one of your own works and post it on the net. Other use requires permission and a price. Thanks for thinking of it!