fennel DVDManager - fennel DVDManager (aka fsDM) is our next-generation DVD manager (sic) for Mac OS X.
Evergreen ILS - Evergreen - Open Source Library Software
Rawg - Video game discovery powered by you!
TinyCat - The online catalog and integrated library system for tiny libraries, powered by LibraryThing.
DVD Hunter - DVD Hunter is a free application for Mac to catalog, sort, and organize your movie collection.
Koha - Koha is the first free and open source software library automation package (ILS).