What is mailcow?
mailcow: dockerized – the mailserver suite with the 'moo'. Docker-based mail server solution with SOGo webmail, Rspamd anti-spam, MariaDB, and full web admin UI. Active development with monthly updates (Moocember, Mooctober, Mootember...). Features include MTA-STS support, identity provider integration, full-text search. German-developed with active community. All components containerized for easy deployment and updates.
Key Features
- ✓Docker-based
- ✓SOGo webmail
- ✓Rspamd anti-spam
- ✓Postfix MTA
- ✓Dovecot IMAP
- ✓Web admin UI
- ✓ActiveSync
- ✓MTA-STS
- ✓DKIM/SPF/DMARC
- ✓MariaDB
- ✓German community
- ✓Monthly updates
🔒 Privacy & Data Protection
mailcow is developed in Germany and fully self-hosted. All email data stays on your Docker infrastructure. For organizations wanting Exchange alternatives with containerized deployment, mailcow delivers German engineering.
Best For
💰 Pricing
mailcow is completely free and open-source. Commercial support available from tinc (Germany).
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