fennel DVDManager - fennel DVDManager (aka fsDM) is our next-generation DVD manager (sic) for Mac OS X.
Metacritic - Metacritic aggregates music, game, tv, and movie reviews from the leading critics. Only Metacritic.com uses METASCORES, which let you know at a glance how each item was reviewed.
Rawg - Video game discovery powered by you!
DVD Hunter - DVD Hunter is a free application for Mac to catalog, sort, and organize your movie collection.
Flixster - Share movie reviews and ratings with friends.
Tellico - Tellico is a KDE application for organizing your collections.