A Project called Docker Mailserver is a production-ready full-stack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.).
Intuitive Amavis frontend to manage quarantine content and to define per-domain settings.Administration panel to manage domains, mailboxes, aliases and more.It is written in Python and uses the Django, jQuery, and Bootstrap frameworks. Other useful components of this mail server are an administration panel, a frontend for Amavis, or webmail.
#Spamassassin appliance software
The Modoboa provides support to all SQL-based databases (MySQL, PostgreSQL, or SQLite) and integrates well-known software such as Postfix or Dovecot. Modoboa is another Linux-based open-source mail hosting and management platform with easy to use web user interface. Modoboa- Mail hosting and management platform Secure connections (POP3/IMAP/SMTP over TLS, webmail with HTTPS).SpamAssassin, ClamAV, SPF, DKIM, greylisting, whitelisting, blacklisting.Manage your calendars (CalDAV), address books (CardDAV).Database support OpenLDAP, MySQL, MariaDB, PostgreSQL.It is the most trusted and popular mail server for all machines running in Red Hat Enterprise Linux, CentOS, Debian, Ubuntu, FreeBSD, and OpenBSD. Want to convert your Linux-based server into a powerful open-source Mail server then set up iRedMail. IRedMail – Free, Open Source Mail Server Solution Native Integration with ownCloud and Nextcloud.CardDAV, iCal, and CalDAV Clients support.It supports IMAP/POP, CalDAV, and CarDAV protocols. Zimbra can be deployed as a virtual appliance on private or public cloud and provides a Mobile Web Client app too. The intuitive mailbox integrates address book, email, tasks, calendar files, and enterprise applications. This is mail solution is cloud-ready for both public and private. Zimbra is an enterprise suitable email server and client solution. Zimbra is the most popular open-source mail server and used millions of people.