Zimbra integrates email and calendar effectively

Zimbra is a growing presence in online communications. This young company improved their calendar and email integration with agility not seen over at much bigger rival Google. The open source angle is there too, but it feels more like a checklist item for a modern software company. Expect bigger things from Zimbra in the form of service providers offering Zimbra service on a wider scale. Meantime, listen to my Opening Move podcast with Scott Dietzen.