Kerio Connect delivers all the features and functionality for collaboration and messaging solution without the complexity and high price tag of other systems
Email is integrated with shared calendars and scheduling, contacts management, tasks, notes, shared and public folders, and instant messaging.
Synchronize messages by direct push to your choice of mobile device via Microsoft ActiveSync(R)
Instant Messaging is XMPP-compatible and can be used from various 3rd party chat/IM applications on desktop and mobile phones