Numento - With Numento, you will be able to efficiently and easily manage your collection.
Readerware Book Database - The easiest, fastest way to catalog your books, nothing else comes close.
EMDB - Eric's Movie Database - EMDB is an application to keep track of your movie and TV Series collection.
Tellico - Tellico is a KDE application for organizing your collections.
Book Collector - Collectorz.com Book Collector instantly catalogs your home library in a personal book database.
Book Catalogue - This is a simple book catalogue application, to store a list of your books.