Adobe Lightroom, Adobe Bridge, PhotoPrism, darktable, Piwigo, Eagle , Picasa, ACDSee Photo Studio, Capture One, Mylio, Shotwell, RawTherapee, gThumb, Gwenview, Windows Live Photo Gallery, iPhoto, Photo Mechanic, Capture NX-D, F-Stop Media Gallery, Phase One Media Pro, KPhotoAlbum, A Photo Manager, Movavi Photo Manager, Excire Search, Slidebox, Phototheca, Tonfotos, LibrePhotos, Rapid Photo Downloader, CyberLink PhotoDirector, IMATCH, Photoview, Corel AfterShot Pro, Tag That Photo, PhotoFlow, RAW Power, Arcane Photos, Picturama, Excire Foto, Aspect, F-Spot, Aperture, Tropy, Photo Supreme, Hornil StylePix, Filmulator, PhotoStructure, PhotoInsight, Powerphotos, Nextcloud Photos, DxO PhotoLab, FotoAlbum, jBrout, Imaginario, Daminion, MAGIX Photo Manager, Image Eye, Priime, Pics.io, Fotobounce, Galapix, IMAGIA, PT Photo Editor, Carousel by Dropbox, DDRoom, Screenie, Photos to Albums, Adobe Revel, Photodali, PhotoTime, Sparkbox, FocusOn Image Viewer, Retrobatch, gtkam, ThisLife, Ownphotos are some alternatives to DigiKam.