Open Source Mail-in-a-box Alternatives
The best open source alternative to Mail-in-a-box is mailcow: dockerized. If that doesn't suit you, our users have ranked more than 10 alternatives to Mail-in-a-box and 11 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Mail-in-a-box are Postfix, hMail Server, iRedMail and Mailu.
Mail-in-a-box alternatives are mainly Mail Servers but may also be Server Management Tools or Web Hosting Services. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Mail-in-a-box.mailcow: dockerized
Is this is a good alternative?YesNo18 mailcow: dockerized alternatives- Free • Open Source
- Mail Server
- WebMail Provider
- Linux
- Self-Hosted
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.
- - mailcow: dockerized is the most popular Linux & Self-Hosted alternative to Mail-in-a-box.
- - mailcow: dockerized is the most popular Open Source & free alternative to Mail-in-a-box.
mailcow: dockerized Features
Opinions about mailcow: dockerized as a Alternative to Mail-in-a-box
Postfix
Is this is a good alternative?YesNo24 Postfix alternatives- Free • Open Source
- Mail Server
- Mac
- Linux
Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail. It attempts to be fast, easy to administer, and secure. The software is also known by its former names VMailer and IBM Secure Mailer.
- - Postfix is the most popular Mac alternative to Mail-in-a-box.
hMail Server
Is this is a good alternative?YesNo23 hMail Server alternatives- Free • Open Source
- Mail Server
- Windows
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.
- - hMail Server is the most popular Windows alternative to Mail-in-a-box.
hMail Server Features
DiscontinuedhMail Server is no longer supported by the people who created it and has been discontinued – so use it at your own risk.
iRedMail
Is this is a good alternative?YesNo69 iRedMail alternatives- Freemium • Open Source
- Mail Server
- Linux
- BSD
- Self-Hosted
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.
Opinions about iRedMail as a Alternative to Mail-in-a-box
Mailu
Is this is a good alternative?YesNo6 Mailu alternatives- Free • Open Source
- Mail Server
- Linux
- Self-Hosted
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.
Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Exim Features
Modoboa
Is this is a good alternative?YesNo12 Modoboa alternatives- Free • Open Source
- Mail Server
- Linux
- Self-Hosted
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.
Modoboa Features
Sendmail
Is this is a good alternative?YesNo26 Sendmail alternatives- Free • Open Source
- Mail Server
- Mac
- Linux
Sendmail is a general purpose internetwork email routing facility that supports many kinds of transfer and delivery methods, including the Simple Mail Transfer Protocol (SMTP) used for email transport over the Internet.
Sendmail Features
Courier-MTA
Is this is a good alternative?YesNo- Free • Open Source
- Mail Server
11 Courier-MTA alternatives- Mac
- Linux
- BSD
- Self-Hosted
The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols, such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, webmail, and mailing list services within a single, consistent, framework.
Courier-MTA Features
Haraka
Is this is a good alternative?YesNo6 Haraka alternatives- Free • Open Source
- Self-Hosted
- Node.JS
Haraka is an open source SMTP server written in Node.js which provides extremely high performance coupled with a flexible plugin system allowing Javascript programmers full access to change the behaviour of the server.
Haraka Features
WildDuck
Is this is a good alternative?YesNo6 WildDuck alternatives- Free • Open Source
- Mail Server
- Self-Hosted
WildDuck is a scalable no-SPOF IMAP/POP3 mail server. WildDuck uses a distributed database (sharded + replicated MongoDB) as a backend for storing all data, including emails.
WildDuck Features