phpdigikam is a Web interface for browsing your Digikam photos. It allows you to quickly share your Digikam photo collection with navigation by albums or tags. You will need a PHP5-enabled server and a few lines of configuration. Features include slideshow, play movies, and re-use of freedesktop thumbnails.
Phoros is a Web-based tool for photogrammetric road survey. Storage locations of images and GPS data acquired by a measuring vehicle are stored by Phoros into a PostgreSQL database. Images and a map are then presented on Phoros' Web interface. There, a user can determine and store global coordinates of features shown in the images.
Perl text2html is an HTML 4.01/CSS2 project that converts pure plain text files into very informative and professional looking HTML documentation pages. The text files require no markup whatsoever; just naturally written text. This utility predates the now similar Python-based asciidoc.
D'Enfent Engine is a library that contains high-level classes to access OpenGL functions. It contains classes that may be very useful in game development: GUI components, sprite classes, and classes to handle mouse/keyboard events. It has a full API reference, as well as lessons to help you start working with the library.
KMid2 plays MIDI and karaoke files to hardware MIDI devices or software synthesizers. It supports playlists, MIDI mappers, tempo (speed) control, volume and pitch (transpose) controls, and configurable character encoding, font, and color for lyrics. The graphic views include a rhythm view (visual metronome), a channels window with solo/muting controls and instrument selectors, and a piano player window (pianola).