Ant Movie Catalog - Ant Movie Catalog is a free, open-source program made to manage your collection of movies on DVD...
calibre - Ebook manager, viewer & converter
Tellico - Tellico is a KDE application for organizing your collections.
FBReader - FBReader is an e-book reader for various platforms. Features:
Google Play Books - Google Play Books lets you search, preview, and buy millions of books using Google Book Search.
Delicious Library - Delicious Library 3: Catalog your books, movies, music, software, toys, tools, electronics, & video games. Archive your life.