imaverage uses the viewing frequency and viewing time from a spawned image viewer to build a dynamic database entry for images to gauge their relative preference for a given user. Once the entries have been created, imaverage will continue to show images randomly, with dynamic preference weights. On average, your favorite images should show up most frequently.
Paloma is a program to manage an SQL database of digital music files, and facilitate their retrieval and playback in interesting ways. It works with music files of any form -- MP3, Ogg Vorbis, MIDI... whatever you've got a player for. Paloma makes it easy to rip your entire CD collection and store it on your hard disk (or a collection of CD-Rs) for instant random access; playlists can then be generated using arbitrary SQL commands.
phpDVD is a simple PHP script to keep track of your DVD collection. The information is stored in a MySQL database and an interface is provided to add, edit and delete entries. Customizable fields allow you to display the details of importance to you; the default fields are: Title, Studio, Year, Aspect Ratio and Audio Format. You can optionally link each title to its corresponding page at the Internet Movie Database, or to a URL of your choice. The look and feel is fully customizable through header/footer/style sheet templates.
mediadbs is a database system built around MySQL, with the ultimate aim being the categorization of diverse electronic media, with tools to extract the data from the files, and to make the data available in many ways. Currently this is limited to mp3 id3 tags, and a Web-based output.
Wuff's MovieDB (WMDB) is a MySQL database with a nice PHP frontend to catalogue DivXs, VCDs, SVCDs, DVDs, movies, or anything else you might want to catalogue. It connects to Amazon's IMDB (Internet Movie Database) to get most information about the movie and stores it in the database. If covers are available they will be shown with the complete movie information.
photos is a Web-based photo database for storing metadata about digital photos so you can find them again later. It supports adding photos one at a time, or as a group by directory. It is intended to be run locally but can be run on a remote Web server if you've got the space and the bandwidth.