Alternatives to Atmail Email Server for Linux with any license

  • Mailpile icon

    Mailpile

    Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded...

    Open Source Mac Windows Linux Web / Cloud Self-Hosted

  • Google Apps icon

    Google Apps

    Google Apps is a service that provides independently customisable versions of several Google products under a custom domain name. It...

    Commercial Mac Windows Linux Web / Cloud Chrome OS

  • Zimbra Desktop icon

    Zimbra Desktop

    The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts...

    Free Personal Mac Windows Linux

  • Zimbra Collaboration Suite icon

    Zimbra Collaboration Suite

    Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative web...

    Freemium Linux Web / Cloud

  • Sendmail icon

    Sendmail

    Sendmail is a general purpose internetwork email routing facility that supports many kinds of transfer and delivery methods, including...

    Open Source Mac Linux

  • Simple Mail icon

    Simple Mail

    Simple Mail is a mail client for Firefox. It allows you to get notified, read and write messages for multiple email accounts inside...

    Free Mac Windows Linux Firefox

  • ZeronetMail icon

    ZeronetMail

    ZeroMail , End-to-end encrypted, peer-to-peer not-instant messaging site.

    Open Source Mac Windows Linux Web / Cloud Self-Hosted Python ... JavaScript ZeroNet

  • OBM icon

    OBM

    OBM is a free messaging and collaboration platform useful for just a couple to many thousands of users with strong support for mobile...

    Open Source Mac Windows Linux

  • atmail icon

    atmail

    Atmail allows you to choose between on-premises or cloud deployment. Features include email, contact, calendar, task, storage...

    Commercial Mac Windows Linux Android iPhone Android Tablet ... iPad

  • PowerMTA icon

    PowerMTA

    Email gateway application (SMTP server) that makes it easy for senders to adopt the latest authentication specifications ( SPF and...

    Commercial Windows Linux Self-Hosted

  • nvlope icon

    nvlope Discontinued

    Simple and minimal email with custom domain and own API.

    Commercial Mac Windows Linux

  • Expanding Communication icon

    Expanding Communication

    Turnkey Solutions for the Enterprise Cloud Installation, Configuration, and Management tools for enterprise email, collaboration...

    Commercial Linux

  • Know any more alternatives to Atmail Email Server?

    Suggest an application to this list
  • Citadel

    Is a collaboration suite (messaging and groupware). It is designed to run on open source operating systems such as Linux or BSD. In...

    Open Source Linux Web / Cloud

  • Pluxmail.com icon

    Pluxmail.com

    Pluxmail is a luxury email solution where you receive an excellent service and can profit a lot by reselling the service

    Commercial Mac Windows Linux Web / Cloud Android iPhone ... iPad