From the developer: "Picture Library is a picture database program that can help you manage and organize your picture collections. Unlike other image cataloging programs, Picture Library lets you catalog images on removable disks. It provides many useful database fields such as category, album, series, photographer, place, time, rating, description etc. It supports all popular image file formats. The user-friendly explorer-like interface lets you categorize, group and sort your image files by any fields and in any combination. It supports all file management functions, such as copy, move, delete files and folders. The Batch Editor lets you batch edit database fields and rename files. The powerful search functions can help you locate files quickly and efficiently, it also allows you to find duplicates by filename and size. The picture viewer lets you view and edit image files and create custom slide shows."