mailcow is a mail server suite based on Dovecot, Postfix, SOGo, Rspamd and other open source software, that provides a modern Web UI for administration.




Mox is described as 'Modern full-featured open source secure mail server for low-maintenance self-hosted email' and is a Mail Server in the development category. There are more than 10 alternatives to Mox for a variety of platforms, including Self-Hosted, Linux, Windows, Mac and Web-based apps. The best Mox alternative is mailcow: dockerized, which is both free and Open Source. Other great apps like Mox are Mail-in-a-box, hMail Server, Postfix Admin and Stalwart.
mailcow is a mail server suite based on Dovecot, Postfix, SOGo, Rspamd and other open source software, that provides a modern Web UI for administration.





hMailServer is a free e-mail server for Microsoft Windows. Its used by Internet service providers, companies, governments, schools and enthusiasts in all parts of the world.


Postfix Admin is a web based interface used to manage mailboxes, virtual domains and aliases. It also features support for vacation/out-of-the-office messages.
Stalwart is an open-core mail server solution with JMAP, IMAP4, POP3, and SMTP support and a wide range of modern features. It is written in Rust and designed to be secure, fast, robust and scalable.

Proxmox Mail Gateway is the leading open-source email security solution helping you to protect your mail server against all email threats the moment they emerge.




Managing mailservers without delay or disruption is hard. Lightmeter Open Source Mailops monitoring that saves you time and money.




A fully fledged, free email server solution, an open source project (GPL v2).
Use official binary packages from Linux/BSD distributions, with both i386 and x86_64 support.
Easy, fast deployment in LESS THAN 1 MINUTE. View YouTube Video to check how easy it is.
Works on both no.

Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.




Mailu is a simple yet full-featured mail server as a set of Docker images. It is free software (both as in free beer and as in free speech), open to suggestions and external contributions.
Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. It provides useful components such as an administration panel or a webmail.
Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included.



