Last I checked in June, Zimbra, Yahoo's open-source e-mail and calendar software, was at 11 million paid mailboxes. This was a healthy jump from 8 million paid mailboxes in May 2007 and the 4 million paid mailboxes TechCrunch reported back in October 2006.
Well, on Monday The VAR Guy reported there are 20 million paid mailboxes for Zimbra, a massive increase in roughly seven months. It's likely that a big chunk of these came from Zimbra's deal with Comcast. Still, that is amazing momentum.
I mentioned the other day that a significant customer uptake for Zimbra would … Read more