Microsoft Exchange Alternatives

Microsoft Exchange is described as 'Exchange business-class email helps increase user productivity while protecting your data. Get it as a hosted service or run it on your servers' and is a Mail Server in the social & communications category. There are more than 25 alternatives to Microsoft Exchange for a variety of platforms, including Linux, Web-based, Windows, Self-Hosted and Mac apps. The best Microsoft Exchange alternative is Google Workspace. It's not free, so if you're looking for a free alternative, you could try mailcow: dockerized or Kolab. Other great apps like Microsoft Exchange are Kopano, hMail Server, Infomaniak kSuite and Zimbra Collaboration Suite.

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Alternatives list

  1. OX App Suite icon
     15 likes
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    The OX App Suite by Open-Xchange is web-based platform offering a suite of apps like an email client, calendar, contacts magement, cloud storage with synchronization and productivity apps for word processing, spreadsheets and presentations.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
     
  2. Copy a direct link to this comment to your clipboard

    SmarterMail is the only other email server on the market with native support for MAPI, the protocol that powers Exchange and Outlook. That means anything you can do on Exchange you can do with SmarterMail: no plug-ins and no additional software required.

    Cost / License

    • Pay once
    • Proprietary

    Platforms

    • Windows
    • Linux
    • Docker
     
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    1
    Comments about SmarterMail Mail Server as an Alternative to Microsoft Exchange
    Tim Uzzanti
    Positive
    0

    Offers native MAPI integration, along with EWS and EAS. Works great with Outlook, but also other clients like the MacOS client, eM Client, and others. No CALs, like for on-prem Exchange.

    Microsoft Exchange Icon
    SmarterMail Mail Server icon
    • SmarterMail Mail Server is Paid and ProprietaryMicrosoft Exchange is also Paid and Proprietary
    • SmarterMail Mail Server is Privacy focused and LightweightMicrosoft Exchange is not according to our users
  3. Copy a direct link to this comment to your clipboard

    Low cost, easy to use Email Server software for virtual, on-premise, or hosted deployments for companies that want control of their email. Integrated web-mail with doc sharing, Drop Box integration, client and server side encryption.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
     
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  4. iRedMail icon
     20 likes
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    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.

    66 iRedMail alternatives

    Cost / License

    • Freemium (Pay once)
    • Open Source

    Application type

    Platforms

    • Linux
    • BSD
    • Self-Hosted
     
  5. OpenChange icon
     9 likes
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    OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Linux
     
  6.  7 likes
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    Is a collaboration suite (messaging and groupware). It is designed to run on open source operating systems such as Linux or BSD. In order to modernize the Citadel platform for the Internet, the Citadel/UX developers added functionality such as shared calendars, instant...

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Online
     
  7. CrossBox icon
     1 like
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    Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.

    42 CrossBox alternatives

    Cost / License

    • Subscription
    • Proprietary

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
     
    • CrossBox is the most popular Android Tablet alternative to Microsoft Exchange.

    • CrossBox is Paid and ProprietaryMicrosoft Exchange is also Paid and Proprietary
  8. Zarafa icon
     13 likes
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    Open Source Collaboration, providing integration with your existing Linux mailserver, native mobile phone support, Outlook "Look & Feel" webaccess and stable Outlook sharing (100% MAPI).

    Cost / License

    • Paid
    • Proprietary

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
     
  9. Poste.io icon
     3 likes
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    Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included.

    19 Poste.io alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Linux
     
  10. EGroupware icon
     9 likes
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    Web-based team collaboration suite combining email client, calendar, contact and task tools, CRM, project and file management, file sharing, trouble tickets, Rocket.Chat chat, and Collabora online editing. Offers open source, self-hosted, and SaaS options.

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Linux
    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
     
  11. Blue-Mind icon
     9 likes
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    Blue Mind is a complete solution of company messaging, calendars and collaborative work. It aims to enable you to work daily with comprehensive, useful, efficient and effective tools.

    Cost / License

    • Pay once
    • Open Source

    Platforms

    • Linux
     
  12. Copy a direct link to this comment to your clipboard

    Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Linux
    • Online
     
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