3 Free and Open-source Photo editing Apps for macOS (Intel and Apple Silicon)

1- GIMP (GNU Image Manipulation Program)

Open-source free Photo Editor and Photoshop Alternative

GIMP is a free and open-source raster graphics editor used for image manipulation and image editing, free-form drawing, transcoding between different image file formats, and more specialized tasks. It is not designed to be used for drawing, though some artists and creators have used it in this way.

Read about GIMP (GNU Image Manipulation Program) 's features, license, platforms, and more.

2- darktable

open source photography workflow application and raw developer

darktable is an open source photography workflow application and raw developer. A virtual lighttable and darkroom for photographers. It manages your digital negatives in a database, lets you view them through a zoomable lighttable and enables you to develop raw images and enhance them.

darktable is created for photographers, by photographers.

Having developers that are also avid photographers as part of the target audience is good for understanding the real world problems, challenges, and workflows.

Read about darktable 's features, license, platforms, and more.

3- Scribus (GNU Image Manipulation Program)

Libre free Desktop Page Layout Editor and Adobe Indesign Alternative

Scribus is free and open-source desktop publishing software available for most desktop operating systems. It is designed for layout, typesetting, and preparation of files for professional-quality image-setting equipment. Scribus can also create animated and interactive PDF presentations and forms.

Read about Scribus (GNU Image Manipulation Program) 's features, license, platforms, and more.