dev-libs
dev-libs / efl : Enlightenment Foundation Libraries all-in-one package
kde-frameworks
kde-frameworks / kimageformats : Framework providing additional format plugins for Qt's image I/O system
media-gfx
media-gfx / darktable : A virtual lighttable and darkroom for photographers
media-gfx / digikam : Digital photo management application
media-gfx / geeqie : A lightweight GTK image viewer forked from GQview
media-gfx / gimp : GNU Image Manipulation Program
media-gfx / graphicsmagick : Collection of tools and libraries for many image formats
media-gfx / gthumb : Image viewer and browser for Gnome
media-gfx / imagemagick : A collection of tools and libraries for many image formats
media-gfx / imv : Minimal image viewer designed for tiling window manager users
media-gfx / krita : Free digital painting application. Digital Painting, Creative Freedom!
media-libs
media-libs / gd : Graphics library for fast image creation
media-libs / imlib2 : Version 2 of an advanced replacement library for libraries like libXpm
- Heif and Avif image loader support
sci-astronomy
sci-astronomy / siril : A free astronomical image processing software
sci-libs
sci-libs / gdal : Translator library for raster geospatial data formats (includes OGR support)