Alternatives to OpenChange for all platforms with any license

Platforms

Desktop

Web / Online

Indie / Classic

Other Platforms

Show 10 hidden platforms
  • 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 application available today, Zimbra boosts the productivity of users on any desktop and dramatically...

    Freemium Linux Web / Cloud

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  • iRedMail icon

    iRedMail

    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...

    Open Source Linux BSD Self-Hosted

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  • Microsoft Exchange Server icon

    Microsoft Exchange Server

    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...

    Commercial Windows Web / Cloud

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  • Zarafa icon

    Zarafa

    Open Source Collaboration, providing integration with your existing Linux mailserver, native mobile phone support, Outlook "Look & Feel" webaccess and stable Outlook sharing (100% MAPI).

    Commercial Mac Windows Linux Web / Cloud

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  • hMail Server icon

    hMail Server

    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. It supports the common e-mail protocols (IMAP, SMTP and...

    Open Source Windows

  • MDaemon Messaging Server icon

    MDaemon Messaging Server

    MDaemon Messaging Server software for Windows can be deployed in virtual, hosted cloud or private on-premise environments. It is used by businesses in over 90 countries and over 25 languages worldwide. MDaemon includes client and...

    Commercial Windows

  • 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 devices.

    Open Source Mac Windows Linux

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  • Mercury Mail Transport System icon

    Mercury Mail Transport System

    The Mercury Mail Transport System is a mail server that sends and receives messages on behalf of a group of users on a machine or local area network. Messages from the outside world are received by Mercury and delivered to the users...

    Free Personal Windows

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  • Xeams icon

    Xeams

    Xeams is a secure & powerful mail server for Windows, Linux, Solaris, MacOSX and other flavors or UNIX, which supports SMTP, POP3, and IMAP. It includes a powerful spam/junk filtering engine that elimates up to 99% of junk email...

    Free Personal Mac Windows Linux BSD

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  • Poste.io icon

    Poste.io

    Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included.

    Free Personal Linux

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  • Axigen Mail Server, Calendaring & Collaboration icon

    Axigen Mail Server, Calendaring & Collaboration

    Axigen is an integrated, full featured, all-in-onem email, calendaring and collaboration platform, based on an innovative, proprietary technology, providing unmatched manageability for system administrators.

    Freemium Windows Linux BSD Self-Hosted Microsoft Office Outlook

    No features added Add a feature
  • Kopano icon

    Kopano

    Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface. Kopano helps you work smarter with people within and outside your organization. A single interface gives you email, contacts...

    Commercial Mac Windows Linux Web / Cloud Android iPhone ... Android Tablet Windows Phone iPad Microsoft Office Outlook

  • Alinto

    Established in January 2000, Alinto is one othe principal french editors and operators of collaborative messaging and unified communications. Alinto manages over 4000 areas of professional messaging and more than a million users in 5...

    Commercial Web / Cloud

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  • HyperOffice Email Service icon

    HyperOffice Email Service

    HyperOffices is a Microsoft Exchange alternative with all the messaging features growing business need - custom business email; Outlook email; shared Outlook contacts, calendars and tasks; web and mobile email; Outlook...

    Commercial Web / Cloud

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  • iMail icon

    iMail

    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...

    Free Windows Self-Hosted

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  • Mailsite icon

    Mailsite

    MailSite Email Servers provide high quality,easy to use email solutions for businesses, enterprises and service providers that require secure, scalable email hosting software with integrated anti-spam, anti-virus,content filtering...

    Commercial Windows Web / Cloud Android iPhone Android Tablet

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OpenChange Comments

Discontinued

Negative Comment by jruwhof
about OpenChange 15 days ago

The website is not existing. The project seems discontinued.

Reply