Zeta ALLIANCE

An alliance of users, partners, and contributors for the Zimbra Email & Collaboration Platform
to help ensure its long term success and health as an open source project.

Did you know we have a weekly conference call to discuss all things Zimbra? 📅 Add to calendar.

Zimlet Gallery  Zimbra.com Wiki  Github

Elastic Stack

How to use Elastic Stack with Zimbra by using Centralized Logging based on RSyslog.


Elastic Guide

Zimbra FOSS SAML

SAML for Zimbra open-source edition.



SAML Add-on

Zimbra FOSS 2FA

Set-up your Zimbra Open Source Edition server with Two Factor Authentication. The 2FA parts are powered by PrivacyIDEA.

2FA Extension

Integration with Nextcloud

Add Nextcloud, ownCloud or any WebDAV server to your Zimbra webmail.


WebDAV Extension

Support for OpenPGP

PGP Email encryption for Zimbra mail.



OpenPGP Zimlet

Zimbra Share Toolkit

Create and manage shared mailboxes. Share department and team mailboxes with individual users. (Family mailbox).

Zimbra Share Toolkit