AnonAddy source
Email forwarding service for creating aliases.
Home / communication-email-complete-solutions / Mox
12 self-hosted alternatives to Mox (2026)
Complete e-mail solution with IMAP4, SMTP, SPF, DKIM, DMARC, MTA-STS, DANE and DNSSEC, reputation-based and content-based junk filtering, Internationalization (IDNA), automatic TLS with ACME and Let's Encrypt, account autoconfiguration, and webmail.
b1gMail source
Complete email solution that runs on any webspace with PHP and MariaDB. It supports POP3 catchall mailboxes and can also integrate with Postfix or b1gMailServer if you're running your own server.
DebOps source
Your Debian-based data center in a box. A set of general-purpose Ansible roles that can be used to manage Debian or Ubuntu hosts.
docker-mailserver source
Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container. Only configuration files, no SQL database.
Dovel source
SMTP server that sends and receives emails according to a simple configuration file, with an optional web interface that you can use to browse your emails.
Inboxen source
Lets you have an infinite number of unique inboxes.
iRedMail source
Full-featured mail server solution based on Postfix and Dovecot.
Maddy Mail Server source
All-in-one mail server that implements SMTP (both MTA and MX) and IMAP. Replaces Postfix, Dovecot, OpenDKIM, OpenSPF, OpenDMARC with single daemon.
Mail-in-a-Box source
Turns any Ubuntu server into a fully functional mail server with one command.
Mailcow source
Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administration.
Mailu source
Simple yet full-featured mail server as a set of Docker images.
Modoboa source
Mail hosting and management platform including a modern and simplified web user interface.