A production-ready fullstack but simple containerized mail server (SMTP, IMAP, LDAP, Anti-spam, Anti-virus, etc.).
- Only configuration files, no SQL database. Keep it simple and versioned. Easy to deploy and upgrade.
- Originally created by @tomav, this project is now maintained by volunteers since January 2021.
Tip
Be sure to read our documentation. It provides guidance on initial setup of your mail server.
Important
If you have issues, please search through the documentation for your version before opening an issue.
The issue tracker is for issues, not for personal support.
Make sure the version of the documentation matches the image version you're using!
- Postfix with SMTP or LDAP authentication and support for extension delimiters
- Dovecot with SASL, IMAP, POP3, LDAP, basic Sieve support and quotas
- Rspamd
- Amavis
- SpamAssassin supporting custom rules
- ClamAV with automatic updates
- OpenDKIM & OpenDMARC
- Fail2ban
- Fetchmail
- Getmail6
- Postscreen
- Postgrey
- Support for LetsEncrypt, manual and self-signed certificates
- A setup script for easy configuration and maintenance
- SASLauthd with LDAP authentication
- OAuth2 authentication (via
XOAUTH2orOAUTHBEARERSASL mechanisms)