This is the KDE complete development environment. Recommended
mostly to programmers, supports many programming languages.
"DigiKam (photo management)
DigiKam is a photo management application for KDE, featuring the
possibility to organise your photographies and images in albums,
import and export albums, create MPEG slideshows (you will need the
imagemagik package for this), apply several effects to your images,
and many, many other. DigiKam has a wealth of options and it is
highly configurable via the Configuration dialogue. A fine and
complete photo management application."