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Zimbra Collaboration Suite Alternatives

Zimbra Collaboration Suite is described as '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' and is a Mail Server in the office & productivity category. There are more than 25 alternatives to Zimbra Collaboration Suite for a variety of platforms, including Linux, Online / Web-based, Self-Hosted solutions, Windows and Mac. The best alternative is Roundcube, which is both free and Open Source. Other great apps like Zimbra Collaboration Suite are Google Workspace, mailcow: dockerized, Microsoft 365 and Kolab Community.

Zimbra Collaboration Suite 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 Zimbra Collaboration Suite.
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  • FreemiumOpen Source
  • Linux
  • Online
  • Self-Hosted

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

Learn more about Zimbra Collaboration Suite

  1. Roundcube icon

    Roundcube

    • FreeOpen Source
    • Self-Hosted
    • PHP
    • Cloudron

    Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking.

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    Roundcube vs Zimbra Collaboration Suite opinions
    This alternative is disputed. Roundcube is still a legitimate alternative to Zimbra Collaboration Suite, but it might have issues that some users think are important.

    Roudcube is only web mail client not groupware solution like Zimbra

    Negative comment ago
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  2. 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.

    ⚫︎ Sync with Google CalendarGoogle Workspace can be synchronized with Google Calendar
    ⚫︎ Two factor authenticationGoogle Workspace supports two-factor authentication (2FA).
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  3. mailcow: dockerized icon

    mailcow: dockerized

    • FreeOpen Source
    • Linux
    • Self-Hosted

    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.

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    Screenshot
  4. Microsoft 365 icon

    Microsoft 365

    • Online
    • Software as a Service (SaaS)

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

    ⚫︎ Real time collaborationMultiple users can work together in Microsoft 365 simultaneously.
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    Benefits
  5. Kolab Community icon

    Kolab Community

    • FreemiumOpen Source
    • Linux
    • Online
    • Self-Hosted

    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.

    ⚫︎ Real time collaborationMultiple users can work together in Kolab Community simultaneously.
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  6. 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.

    ⚫︎ Real time collaborationMultiple users can work together in Nextcloud Hub simultaneously.
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  7. Horde icon

    Horde

    • FreeOpen Source
    • Online
    • Self-Hosted

    Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks and notes with the standards compliant components from the Horde Project.

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    Discontinued

    The last release (5.2.22) was in September 2017.

    Screenshot
  8. Kolab Now icon

    Kolab Now

    • Online
    • Software as a Service (SaaS)
    • DAVdroid

    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.

    ⚫︎ Real time collaborationMultiple users can work together in Kolab Now simultaneously.
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    Kolab Now email
  9. 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.

    ⚫︎ Real time collaborationMultiple users can work together in Kopano simultaneously.
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    Screenshot
  10. OX App Suite icon

    OX App Suite

    • FreeOpen Source
    • Linux
    • Online
    • Self-Hosted
    • Software as a Service (SaaS)

    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.

    ⚫︎ Real time collaborationMultiple users can work together in OX App Suite simultaneously.
    ⚫︎ Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
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    OX Portal
Showing 10 of 41 alternatives