USERS:-

• Freedom of Client Choice
  • Browser - Zimbra Ajax client
  • PC Client - Outlook (Online, Offline, Cached Mode), Apple Mail and iCal, Eudora, Evolution, Thunderbird/Sunbird, RSS, etc.
  • Mobile - "over the air" synchronization see Zimbra Mobile>>
• Self-Organizing Mailboxes
  • Powerful, fast search (including messages and attachments)
  • Saved searches across folders
  • Conversation views across folders
  • Filters - define filter rules and priorities for incoming mail and also run rules over existing email messages
  • Manage junk mail effectively - set up black or white lists for emails through preferences settings
• Comprehensive Calendaring
  • Group scheduling with free/busy management and controls
  • Multiple calendars per user
  • Calendar delegation and sharing
  • Multi-calendar views
  • Subscribe to external calendars in .ics format
  • Effective management of invites to meetings and events
• Extensible model for linking message content to external web services and applications (expressable via hover-over and/or click)
  • Intranet - ERP, CRM, Support, Finance, HR, VoIP phone, etc.
  • Internet – Google/Yahoo Maps, Skype, Travel, Package Tracking, etc.
• Efficient context switching
  • Quickly view/create calendar appointments while in mail
  • Quickly create/edit contacts while in mail
  • Quickly view sender’s website while in mail
• Any Place, Any Machine
  • Rich, zero footprint, AJAX-based end-user interface (cross browser/OS)
  • Security sans VPN
  • Secure, read-only access to attachments without special-purpose client software
• Modern collaboration styles/formats
  • RSS/ATOM feeds
  • Tags

ADMINISTRATORS:-

• Lower-Overhead Management
• Native Hierarchical Storage Management or Information Lifecycle Management (HSM / ILP)
• Multi-domain support and administration on a single node
• Online single mailbox restore to point-in-time
• Online mailbox moves (and backups)
• Integrated High Availability Solution
• Rich, zero footprint, AJAX-based administrator interface (cross browser/OS)
• Dashboards for real-time system activity
• Comprehensive command-line tools
• SOAP APIs for every administrative action
• Server and Storage Consolidation
• Substantial reduction in managed storage - One copy of email & attachments per server (rather than one per user or one per storage group)
• Substantial increase in the number of users per CPU - Multi-level caching and optimization of underlying system.
• Compatibility with Existing Infrastructure
• Web services – Full API for easy Bi-directional integration with enterprise applications like CRM, ERP, etc…
• Client - Outlook, Mobile, IMAP, POP, iCalendar, RSS, etc.
• Directory - Active Directory/LDAP integration, provisioning support
• Messaging Server - Co-existence and migration tools (including Microsoft Exchange)
• Security
• Web security model - Single sign-on, TLS/SSL, no VPN required
• Secured attachment opening and HTML rendering
• SpamAssassin and ClamAV included
• Compatibility with existing anti-spam/anti-virus (via Postfix & amavisd-new)
• Open solution
• Open source
• Open formats - One MIME message per file means Zimbra storage is not opaque to sys. admin. or operating system utilities