GIMP is the GNU Image Manipulation Program. A freely distributed photo retouching, image composition and image authoring program.
GIMP provides the tools needed for high quality image manipulation. From retouching to restoring to creative composites, the only limit is your imagination.
GIMP is a cross-platform image editor available for GNU/Linux, macOS, Windows and more operating systems. It is free software, you can change its source code and distribute your changes.
Whether you are a graphic designer, photographer, illustrator, or scientist, GIMP provides you with sophisticated tools to get your job done. You can further enhance your productivity with GIMP thanks to many customization options and 3rd party plugins.
GIMP provides extensibility through integration with many programming languages including Scheme, Python, Perl, and more.
The result is a high level of customization as demonstrated by the large number of scripts and plug-ins created by the community.