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    iMail Alternatives

    iMail is described as 'Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows server and database server required, unlimited mail accounts, storage, attachment size, custom logo. Free for commercial use' and is a Mail Server in the Online Services category. There are more than 25 alternatives to iMail for a variety of platforms, including Linux, Online / Web-based, Windows, Mac and Self-Hosted solutions. Most alternatives are Mail Servers and WebMail Providers. The best alternative is Google Workspace. It's not free, so if you're looking for a free alternative, you could try mailcow: dockerized or Zimbra Collaboration Suite. Other great apps like iMail are Zentyal (Paid, Open Source), SOGo (Freemium, Open Source), Kolab Community (Freemium, Open Source) and Kopano (Freemium, Open Source).

    This page was last updated Feb 9, 2022
    iMail
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    • Windows
    • Self-Hosted
    More
    Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows...
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    1. Google Workspace (formerly Google Apps for Work / G Suite) is Google's encompassing selection of cloud apps for business, including customizable products under custom domain names.
    2. 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.


    3. Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative web application available today, Zimbra boosts the productivity of users on any desktop and dramatically reduces TCO compared to legacy platform vendors.
    4. Zentyal is a native Microsoft Active Directory implementation on Linux incorporating all the network services required in a small and medium business environment: Directory & Domain Server, Mail Server, Gateway and Infrastructure Server.
      • FreemiumOpen Source
      • Linux
      • Online
      • Thunderbird
      • Cloudron
      More
      SOGo is groupware server with a focus on scalability and open standards.


    5. Kolab is entirely Free and Open Source Software (a.k.a. FOSS), and uses Open Standards. We’ll get to why this is important to us, and hope that it is important to you thereafter.
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      • FreemiumOpen Source
      • Mac
      • Windows
      • Linux
      • Online
      • Android
      • iPhone
      • Android Tablet
      • Windows Phone
      • iPad
      • Self-Hosted
      • Microsoft Office Outlook
      • S/MIME
      • Software as a Service (SaaS)
      More
      Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface.
    6. 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.
      • Online
      • Software as a Service (SaaS)
      • DAVdroid
      More
      Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day online comms easier, smarter and most importantly; secure.
      • FreemiumOpen Source
      • Linux
      • BSD
      • Self-Hosted
      More
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      A fully fledged, free email server solution, an open source project (GPL v2).
    Showing 10 of 42 alternatives