Self-Hosted ONLYOFFICE Alternatives

There are many alternatives to ONLYOFFICE as a self-hosted solution if you are looking for a replacement. The best Self-Hosted alternative is CryptPad, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to ONLYOFFICE and eight of them are available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting Self-Hosted alternatives to ONLYOFFICE are Collabora Office Classic, La Suite Docs, ZetaOffice and IronCalc.

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ONLYOFFICE alternatives are mainly Office Suites, but if you're looking for Spreadsheet Apps or Word Processors you can filter on that. Other popular filters include Self-Hosted. These are just examples - use the filter bar below to find more specific alternatives to ONLYOFFICE.
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Alternatives list

  1. CryptPad icon

    CryptPad

     180 likes

    CryptPad is a private-by-design alternative to popular office tools and cloud services. All the content stored on CryptPad is encrypted before being sent, which means nobody can access your data unless you give them the keys.

    83 CryptPad alternatives

    Cost / License

    Application types

    Platforms

    • Software as a Service (SaaS)
    • Self-Hosted
    • Cloudron
    Instance homepage
     
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    2
    CryptPad vs ONLYOFFICE Comments
    Guest
    Positive
    1

    CryptPad is basically just a wrapper for OnlyOffice, adding additional cloud-management features.

    Review by a new / low-activity user.
    tom-lucidor
    Positive
    0

    As long as this wrapper serves an extra layer for respecting user freedom it is not a problem

    • CryptPad is Freemium and Open SourceONLYOFFICE is Free and Open Source
    • CryptPad is LightweightONLYOFFICE is not according to our users
  2. Collabora Office Classic icon

    Collabora Office Classic

     64 likes

    On-premise office suite featuring advanced word processing, spreadsheets, and presentations, unmatched compatibility with 100+ formats, OOXML support, six-month updates, enterprise hardening, Visio and Publisher import, PDF export, and support for 50+ languages.

    47 Collabora Office Classic alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Self-Hosted
    • Software as a Service (SaaS)
    • Cloudron
    • Flathub
    • Flatpak
    Collabora Office Classic screenshot 1
     
  4. La Suite Docs icon

    La Suite Docs

     22 likes

    Collaborative platform for real-time note-taking, documentation, and wikis, featuring offline editing, granular permissions, AI-assisted writing, multiple export formats, user-friendly formatting, scalable team support, customizable templates, and open-source licensing.

    81 La Suite Docs alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
    • Docker
    La Suite Docs screenshot 1
     
  5. ZetaOffice icon

    ZetaOffice

     8 likes

    Experience LibreOffice in your browser with ZetaOffice, featuring device access, self-hosting or CDN deployment, API for tailored integration, and data control. Enjoy a comprehensive suite with Writer for formatting, Calc for data analysis, and Impress for presentations, optimized for performance.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Flathub
    • Flatpak
    ZetaOffice screenshot 1
     
  6. IronCalc icon

    IronCalc

     8 likes

    The democratization of spreadsheets. Empowering everyone with advanced, open-source spreadsheet solutions.

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    IronCalc screenshot 1
     
  7. Open365 icon

    Open365

     30 likes

    The open source cloud with LibreOffice online - LibreOffice online + Seafile + KDE. Improve your productivity and communicate better with your team members. The world is moving forward. Welcome to the open source cloud!.

    Cost / License

    • Free
    • Open Source

    Application types

    Alerts

    • Discontinued

    Platforms

    • Android
    • Self-Hosted
    Open365 screenshot 1
     
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    1
    Open365 vs ONLYOFFICE Comments
    Guest
    Positive
    0

    Similar features especially an office suite.

    Review by a new / low-activity user.
    • Open365 is Free and Open SourceONLYOFFICE is also Free and Open Source
  9. SSuite Office icon

    SSuite Office

     14 likes

    SSuite Office is the foremost provider of Free quality office software on the internet today.

    43 SSuite Office alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    • Linux
    • Online
    • Self-Hosted
    SSuite Office screenshot 1
     
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    2
    SSuite Office vs ONLYOFFICE Comments
    Guest
    Positive
    0

    It is very easy to use and is very small download.

    Review by a new / low-activity user.
    Guest
    Positive
    0

    It is extreme small download, it is free and there is no ads or digital restrictions.

    Review by a new / low-activity user.
    • SSuite Office is Free and ProprietaryONLYOFFICE is Free and Open Source
  10. WebODF icon

    WebODF

     6 likes

    WebODF is a JavaScript library that makes it easy to add Open Document Format (ODF) support to your website and to your mobile or desktop application. It uses HTML and CSS to display ODF documents.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Online
    • Self-Hosted
    WebODF screenshot 1
     
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    1
    WebODF vs ONLYOFFICE Comments
    Guest
    Positive
    0

    Similar features, plus it is open source. The inconvenient is the lack of a good looking graphical user interface.

    Review by a new / low-activity user.
    • WebODF is Free and Open SourceONLYOFFICE is also Free and Open Source
8 of 8 ONLYOFFICE alternatives