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OpenChange Alternatives

OpenChange is described as 'aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols' and is a Mail Server in the online services category. There are more than 25 alternatives to OpenChange for a variety of platforms, including Windows, Linux, Online / Web-based, Self-Hosted solutions and Mac. The best alternative is Microsoft 365. It's not free, so if you're looking for a free alternative, you could try Zimbra Collaboration Suite or Nextcloud Hub. Other great apps like OpenChange are Kopano, hMail Server, iRedMail and Microsoft Exchange Server.

OpenChange alternatives are mainly Mail Servers but may also be WebMail Providers or Calendar Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of OpenChange.
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  • FreeOpen Source
  • Linux

OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols.

Learn more about OpenChange

  1. Microsoft 365 icon

    Microsoft 365 is a subscription-based software services that licenses Microsoft Office products for on-premise or cloud-based use.

    Benefits
  2. 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.

    Screenshot


  3. Nextcloud Hub icon

    Nextcloud Hub

    • FreeOpen Source
    • Self-Hosted

    Nextcloud is the most deployed on-premises file share and collaboration platform. Access & collaborate across your devices. As fully on-premises solution, Nextcloud Hub provides the benefits of online collaboration without the compliance and security risks.

    No screenshots yet
  4. Kopano icon

    Kopano

    • 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)

    Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface.

    Screenshot
  5. 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.

    Screenshot


  6. iRedMail icon

    iRedMail

    • FreemiumOpen Source
    • Linux
    • BSD
    • Self-Hosted

    A fully fledged, free email server solution, an open source project (GPL v2).

    Main components and working process
  7. Microsoft Exchange Server icon

    Microsoft Exchange Server

    • Windows
    • Online

    Microsoft Exchange Server is a messaging and collaborative software product developed by Microsoft. It is part of the Microsoft Servers line of server products and is widely used by enterprises using Microsoft infrastructure solutions.

    Screenshot
  8. grommunio icon

    grommunio

    • FreemiumOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted

    grommunio (formerly known as grammm) efficiently combines all requirements of modern, digital communication and collaboration.

    Screenshot
  9. 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.

    MDaemon's web-based email
  10. Axigen icon

    Axigen

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Microsoft Office Outlook
    • Software as a Service (SaaS)

    Axigen provides a multi-tenant, fully integrated, multi-platform, all-in-one email, calendaring and collaboration messaging solution.

    Screenshot
Showing 10 of 28 alternatives