The Zimbra Collaboration Suite (ZCS) provides state-of-the-art messaging and collaboration solutions (email, address book, calendaring, web documents, etc.) for businesses to either deploy on your own premises, through your outsourcing partners, or via hosted service providers.
While email use has increased dramatically with the growth of the Internet, the underlying messaging systems most enterprises count on to keep pace were generally designed more than a decade ago. These older systems can be frail and challenging to run in today's frenetic climate. Zimbra is leveraging the strength of the open source philosophy to innovate enterprise communication:
Zimbra Collaboration Suite 5.0