digiKam is an advanced digital photo management application which makes importing and organizing digital photos a "snap". The photos are organized in albums which can be sorted chronologically, by folder layout or by custom collections.
darktable is a virtual lighttable and darkroom for photographers: it manages your digital negatives in a database and lets you view them through a zoomable lighttable. it also enables you to develop raw images and enhance them.
ACDSee is a complex, multi-purpose application that serves for viewing, organizing and editing digital photos. Furthermore, images can be shared on social websites or your own space on the developer’s website.
gThumb is an image viewer and browser for the GNOME Desktop. It also includes an importer tool for transferring photos from cameras.
Picturama is a free and open-source image organizer for the desktop built on Electron and powered by web technology.Discontinued
the latest release is build in 29 Sep 2020
Make your best shots even better with RAW Power™. RAW Power unlocks the hidden power of Apple's RAW engine with simple, easy-to-use controls. Use it as an editing extension inside Apple Photos, or as a standalone, non-destructive RAW photo editor with file browser.This app doesn't have any features at the moment.