Horde Groupware Webmail Edition is a free, enterprise ready, browser based communication suite. Users can read, send and organize email messages and manage as well as share calendars, contacts, tasks, notes, files, and bookmarks with the standards compliant components from the Horde Project. Horde Groupware Webmail Edition bundles the separately available applications IMP, Ingo, Kronolith, Turba, Nag, Mnemo, Gollem, and Trean. The Horde Groupware Webmail Edition UCS App is designed to integrate itself into the UCS mail stack. Therefore the mailserver App is required to be installed in the UCS domain.