Tellico - Tellico is a KDE application for organizing your collections.
Filmotech - Filmotech is a movie catalog software for movies on DVD, Blu-ray, DivX, CD, VHS and more.
Gamepedia - Gamepedia is a game cataloging application for everyone running Mac OS X.
Delicious Library - Delicious Library 3: Catalog your books, movies, music, software, toys, tools, electronics, & video games. Archive your life.
MyMovieRack - Are you into Movie and TV series? Start creating your collection and let your friends know!
Rawg - Video game discovery powered by you!