Turba is the Horde contact management application. Leveraging the Horde framework to provide seamless integration with IMP and other Horde applications, it supports storing contacts in SQL, LDAP, Kolab, and IMSP address books.

This package is part of Horde, a web application Framework written in PHP with modules like IMP (webmail), Turba (contacts), Kronolith (calendar), Nag (task list), Gollem (file manager), etc.