More than 500 million people trust Zimbra to share what matters most.

Billions of messages

Billions of memories

Built on the open source unified collaboration platform for

Messaging

And More

Delivering more value

135+ countries worldwide

500+ service providers worldwide

1000+ government & financial institutions

200K+ businesses worldwide use Zimbra in the cloud

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"Zimbra has enabled us to consolidate our hybrid email system into a single email solution. The performance of Zimbra is very good - emails are delivered faster; it supports a wide range of devices, platforms and email types." Pertisth Mankotia, Head of IT, Sheela Foam

"In two years, after buying the Zimbra license and paying for Zimbra support, we were paying less than we were with our legacy vendor. We had successfully achieved 100% ROI." Anand Rao, IT Manager, City of Garden Grove

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Gain Insight

Ponemon Institute Research Report

The Open Source Collaboration Study: Viewpoints on Security and Privacy in the US and EMEA

More than 70% of IT professionals prefer open source to proprietary software for continuity, control. Download the full report for free.

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Product Announcement

Zimbra Collaboration 8.5

The latest release enables organizations to deliver secure collaboration in today's mobile workforce.

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New Programs

Learn about our new Support program

Zimbra's expanded support program meets the needs of a global customer and partner base.

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Zimbra Blog

December 22, 2015Zimbra Collaboration 8.6 Patch 5 now availableBy Jorge de la Cruz
December 17, 2015Top Articles and Content Review for 2015By Jorge de la Cruz
December 15, 2015Zimbra Webinar: How to Improve Public Sector data privacy while still being delivered through a Private CloudBy Jorge de la Cruz
December 14, 2015Zimbra Forum France 7th Edition – Come and join us!By Jorge de la Cruz
November 24, 2015Datacomm Introduces Cloudciti Enterprise Email Service in Partnership With Zimbra, a product of SynacorBy Jorge de la Cruz

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Top Events

Zimbra Forum France February 4, 2016
Zimbra is pleased to be taking the lead in the organization of its first Zimbra Forum France, our annual day previously organized by our gold partner Netixia; now solely led by Zimbra and sponsored by a network of selected partners.Join us for a full day of presentations and demonstrations around Zimbra on February 4th 2016 at the FIAP Jean Monnet in Paris. Attendees will learn about our new product roadmap, exciting new functionalities. They will have a chance to hear from our executives and to meet with our French-speaking team.
Event Coming Soon: New Training Courses for Zimbra
This summer, Zimbra is pleased to announce that we are launching the following new training courses:

- Zimbra System Administration Certifications

- Troubleshooting Zimbra Collaboration

- Zimbra Help Desk Agents

Stay tuned for more information!
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