What is ZDB File Extension?


ZDB is an integral part of the Zimbra mail program. The Zimbra is an email client and also supports server that serves messages.


It comes under the data file category.

Supported Apps

It is supported by only Zimbra apps.


It is Zimbra Inc, takes care of the file extension.

MIME Types

It has only one MIME type-  application/octet-stream

How to open or view ZDB File Extension

Users can open the file in Microsoft Outlook with Zimbra Connector plugin.