Eigenpoll is a script which lets your users compare different options. Then it uses an algorithm similar to Google's PageRank to order the options. It is great for comparing your favorite open source software to other options, to find the best book on a subject, or to find the best practices for a problem domain.
Chandler is a standards-based "Note-to-Self Organizer" designed for personal and small-group task management and calendaring. It consists of a desktop application and Chandler Hub, a free sharing service and Web application. You can also download and run your own Chandler Server.
Staroffice/Openoffice to HTML Converter converts a Staroffice/Openoffice.org document to HTML, using xsltproc for the XML conversion and ImageMagick's convert to convert images. It creates a table of contents with links, and handles tables, styles, spans, and many other XML elements from a writer file.
IMMS (Intelligent Multimedia Management System) is an intelligent playlist framework that tracks your listening patterns and dynamically adapts to your taste. It is incredibly unobtrusive and easy to use as it requires no direct user interaction. Plugins are currently available for XMMS and BMP.
HelpmeICT provides support team help desk functions with support for multiple sites, site groups, and role security. It features full issue tracking, cross-server knowledge bases, and management reporting and statistics. The entire system is Web enabled, including management and administration roles. Apart from just ICT, the system can be used for administration and reprographics requests and is being adapted as a pupil behaviour tracker.