GIMP (GNU Image Manipulation Program) is the leading free alternative to Adobe Photoshop. It offers a deep toolset for photo retouching, image composition and creating art from scratch.

Key features

• Layers, masks, channels and paths for non-destructive editing

• Advanced selection, transform, clone and healing tools

• Customizable brushes and full digital-painting toolkit

• Wide format support including PSD, PNG, TIFF, JPEG and RAW (via plugins)

• Scriptable and extensible with Script-Fu and Python-Fu

Is GIMP free?

Yes. GIMP is 100% free and open source under the GPL, for Windows and macOS. There are no paid versions and no watermarks.