Zimbra Collaboration Suite

   E-mail and Collaboration

Zimbra is a Open Source Software that delivers e-mail and collaboration functions. In short this will be related to e-mail,

group calendar, contacts, instant messaging, file storage and web document management. Robustness and functionally

are inhered from different open source projects that act as a building blocks for Zimbra and deliver a complete  end-to-end

solution. In particular those are:

In addition to this Zimbra uses industry standard open protocols  such as - SMTP, LMTP, SOAP, XML, IMAP, POP, iCal, CalDAV.