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Calendars & Contacts

Updated Tuesday, August 11, 2026

Introduction

Every Migadu mailbox comes with calendar and contacts support built in. Our server implements the standard CalDAV (calendars) and CardDAV (contacts) protocols, which means any standards-oriented client can synchronize calendars and address books across all your devices.

Calendars and contacts are stored on the same server as your email and are covered by the same credentials. There is nothing to enable or configure in the admin panel.

Server Settings

Both protocols are served from a single host.

Service Server Port Security Authentication
CalDAV cdav.migadu.com 443 TLS Plain password
CardDAV cdav.migadu.com 443 TLS Plain password

The Username is always the full mailbox email address and the Password is the matching mailbox password, the same ones you use for email.

Auto Discovery

Our server supports the Auto Discovery feature. In most clients it is enough to provide the base URL below along with your mailbox credentials, and the client will automatically find and list all available calendars and address books. You can then choose which ones to subscribe to.

URL
https://cdav.migadu.com

Client Configuration

For step by step instructions in Thunderbird, see the Add Calendar Account and Add Contacts Account sections of our Thunderbird guide.