Ant Movie Catalog - Ant Movie Catalog is a free, open-source program made to manage your collection of movies on DVD...
tinyMediaManager - A multi OS media manager written in Java/Swing
Tellico - Tellico is a KDE application for organizing your collections.
FileBot - FileBot is the ultimate tool for organizing and renaming your Movies, TV Shows and Anime as well as fetching subtitles and artwork. It's smart and just works.
calibre - Ebook manager, viewer & converter
TheRenamer - Automatically rename and organize your TV shows and Movies. Also moves them to your Media Library!