Free PC-Win Commanline Despeckler tailored for Cycles and other pathetracing renders

As long as you save a render in a lossless format
the fireflies / noise / in renders like Cycles iRay Lux etc are pixel-sized islands of brightness
so my windows 32 bit app ( works on win7 64bit ) takes advantage of this to succesfully detect and heal those pixels

get it here

my site is but a mountain of fun things dont mind looking around

for the benefit of Mac users i may someday port it to blender python
depending on how slow it works as a python script. I may also make a webgl version