zimbra email server

The World's Leading Open Source email Collaboration solution

Zimbra connects people and information with unified collaboration software that includes email, calendaring, file sharing, activity streams, social networks and more. With technology designed for social, mobile and the cloud, Zimbra gives individuals the flexibility to work from virtually anywhere, through nearly every computer, tablet and mobile device.

Zimbra’s software is trusted globally by service providers, governments and companies. With customers including NTT Communications, Comcast, Dell, Rackspace, Red Hat, Mozilla, H&R Block and Vodafone, a vibrant open source community and worldwide partner network, Zimbra is the third-largest collaboration provider in the world.

Zimbra Collaboration Suite (ZCS) delivers your Mailbox, Contacts, Calendar, Tasks, Files and much more on any device: Smart Phone, Tablet or iPad and Desktop or Laptop Computer running Windows, Linux or OS X.



  • Ajax based webmail: includes email, contacts, calendar, tasks, instant messaging, virtual disk and document editor. Sharing Web agendas, documents, folders, and virtual disk.

  • Compatibility: Synchronization with Outlook, Entourage, Apple Mail, Address Book and iCal, with full POP/IMAP protocols support.

  • Online Backup and Recovery: Backup and recovery of individual mailboxes or group and at a given date.

  • Zimbra Mobile: Own application for iOS and Android, but also fully compatible with the native applications on iOS, Windows Phone and Android devices without the need for an additional server synchronization.

  • ZCS servers running on Linux: with Mail Transport Agent (MTA), antispam, antivirus, directories, database migration tools and web-based administration console.

  • Management Dashboard: Interface to manage the server. You can manage domains, users, services, manage the queue of emails and view usage graphs.

  • Zimlets: Created by the communty and/or by partners, this little pieces of code add extra functionalities or integrate external systems with Zimbra.



  • ZCS Open Source Edition: The fully open source and with no usage fees;

  • ZCS Standard EditionThe version with official Zimbra support that includes some proprietary plugins (like the outlook connector, and automated server backup/recovery options, amongst others).

  • ZCS Professional Edition: Besides what the standard version has to offer, the professional version also includes aditional applications and plugins for better mobile devices support.

See here for a product comparison chart.

The ZCS Server uses several open source projects, joining together tested and proven technologies like: Postfix, MariaDB, OpenDKIM, OpenLDAP, Jetty, Lucene, ClamAV, SpamAssassin, Amavis-new, DSpam, Aspell, James, Nginx, ØMQ, amongst others.

Caixa Mágica Software provides installation, migration and maintenance services for ZCS deployments.

Contact us for more information.