What are some alternatives?
When comparing Delicious Library and Ant Movie Catalog, you can also consider the following products
GCstar - Great Software to organize your DVDs, Blu-Rays, Games, etc.
Data Crow - Data Crow is the ultimate media cataloger and media organiser.
Tellico - Tellico is a KDE application for organizing your collections.
Griffith - Griffith is a media collection manager application.
Numento - With Numento, you will be able to efficiently and easily manage your collection.
Listal - Listal is a web-based DVD, music, game, book and many other things collection manager.