GIMP is an acronym for GNU Image Manipulation Program. It is a freely distributed program for such tasks as photo retouching, image composition and image authoring. It has many capabilities.
This is the official download for GIMP 2.8.6 for Mac OSX Mountain Lion. The GIMP team provides an official DMG installer. Just open the downloaded DMG. Nov 9, 2018 - Download Gimp for Mac. Open Source image manipulation software for Mac OS X.
It can be used as a simple paint program, an expert quality photo retouching program, an online batch processing system, a mass production image renderer, an image format converter, etc. GIMP is expandable and extensible. It is designed to be augmented with plug-ins and extensions to do just about anything. The advanced scripting interface allows everything from the simplest task to the most complex image manipulation procedures to be easily scripted.