“The enterprise collaboration market got a bit more competitive
today with the release of the open source Zimbra collaboration and
messaging server.“Zimbra, which has been in beta use for over a year has now
officially released its’ flagship product Zimbra Collaboration
Suite 3.0 (ZCS) and made it generally available. Though Zimbra will
work from a client point of view on Microsoft Windows desktops, it
is not currently available for Windows Servers and will not
challenge Microsoft Exchange directly on Windows. If an enterprise
is looking to provide additional functionality beyond Exchange or
to migrate to a Linux server though, the Zimbra technology may well
be an attractive one…”