Roundcube

Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface.

Free Open Source Self-Hosted Cloudron PHP

mailcow: dockerized

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.

Free Open Source Linux

iRedMail

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.

Free Open Source Linux BSD Self-Hosted

Mail-in-a-box

Take back control of your email with this easy-to-deploy mail server in a box. Mail-in-a-Box turns a fresh cloud computer into a working mail server. You get contact synchronization, spam filtering, and so on.

Free Open Source Self-Hosted Roundcube ownCloud

NeutronMail

self-hosted server for the protonmail client.

Free Open Source Web Self-Hosted

Postfix Admin

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.

Free Open Source Mac OS X Windows Linux Web

ViMbAdmin

ViMbAdmin (pronounced vim-be-admin and meaning Virtual Mailbox Administration) is intended as an alternative to (and a near slot in replacement) for the popular but...

Free Open Source Mac OS X Windows Linux Web

VBox.Adm

VBoxAdm is web frontend written for mailservers running with Postfix, Dovecot and a MySQL backend. It is available under the terms of the GNU GPL 2 license. It supports...

Free Open Source Linux Web

Møil

Møil is an open source administration user interface for database backed mail servers (postfix/dovecot). It brings the handy possibility of managing the database...

Free Open Source Mac OS X Linux BSD Web Self-Hosted

Ratuus

RATUUS is an easy to use, web based system for administration of POSTFIX virtual domains and users

Free Open Source Linux