GIMP is the GNU image manipulation program. This is a freely distributed open-source software fro performing image manipulation. Photoshop is a well known another image manipulation software. GIMP provides the same experience free of cost. Editing image gets a lot simpler!!
GIMP 2.6 works on many operating systems, in many languages. GIMP 2.6.6 is a bug-fix release in the stable GIMP 2.6 series.