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 an app 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, Windows, Self-Hosted solutions and Mac. The best alternative is Zoho. It's not free, so if you're looking for a free alternative, you could try Roundcube or mailcow: dockerized. Other great apps like Zimbra Collaboration Suite are Google Workspace (Paid), Microsoft 365 (Paid), Horde (Free, Open Source) and iRedMail (Freemium, Open Source).

    This page was last updated Jun 14, 2021

    1. Zoho is an all-in-one online office suite. Zoho gears itself towards businesses, increasing your productivity and offering easy, real-time collaboration.
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      • 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 over 3 years 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.
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    3. 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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    4. Microsoft 365 is a subscription-based software services that licenses Microsoft Office products for on-premise or cloud-based use.
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      • 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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      • FreemiumOpen Source
      • Linux
      • BSD
      • Self-Hosted
      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.
    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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    6. 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.
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    7. 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.
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    Showing 10 of 43 alternatives