WildDuck is described as 'Scalable no-SPOF IMAP/POP3 mail server. WildDuck uses a distributed database (sharded + replicated MongoDB) as a backend for storing all data, including emails' and is a Mail Server in the office & productivity category. There are eight alternatives to WildDuck for a variety of platforms, including Self-Hosted, Linux, Docker, Roundcube and BSD apps. The best WildDuck alternative is mailcow: dockerized, which is both free and Open Source. Other great apps like WildDuck are Mail-in-a-box, Stalwart, iRedMail and Mailu.
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 WildDuck.
mailcow: dockerized is the most popular Open Source & free alternative to WildDuck.
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.
Stalwart is the most popular Windows & Mac alternative to WildDuck.
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.
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.
Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included.
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.
Mox is a modern full-featured open source secure mail server for low-maintenance self-hosted email.
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