This latest release, Zimbra 7, is the first major release since 2009 when the company was still owned by Yahoo Inc. According to this ServerWatch.com article
"The VMware Zimbra team worked closely with both Zimbra and VMware customers over the last year to prioritize the Zimbra 7 release," John Robb, senior director of Zimbra products and marketing, VMware (NYSE: VMW) told InternetNews.com "VMware is very supportive of open source, community based development, and Zimbra 7 demonstrates our commitment."
The Zimbra 7 release is the first release since Zimbra 6 came out in September 2009. Zimbra 6 was the last major release of Zimbra under Yahoo (NASDAQ: YHOO) ownership. Yahoo acquired Zimbra for $350 million in September 2007.
The Zimbra 7 release includes improved file sharing capabilities that enable users to store and share files in the cloud using the Zimbra briefcase. From an administration perspective, the release includes enhanced delegation capabilities to control permissions and access. As well, there are new policies for load balancing and automatic recovery of Zimbra servers.Check out the Zimbra Homepage for more info