Omeka is a free, flexible, and open source web-publishing platform for the display of library, museum, archives, and scholarly collections and exhibitions.
Calendar application that can be configured as single, multi-user calendar, or as an event calendar viewable by visitors.
Like the hand-held calculator, but it runs directly in your browser. A must have for any advanced math student.
Chive is a free, open source, web-based database management tool, designed to bring joy to web developers - with easy administration, super fast UI and state of the art web technologies.
Student information system that rivals costly commercial alternatives in looks, functionality and ease of use and administration.
GLPI is the Information Resource-Manager with an additional Administration- Interface.