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 ten 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 La Suite Docs, ZetaOffice, IronCalc and Open365.

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ONLYOFFICE alternatives are mainly Word Processors, but if you're looking for Office Suites or Spreadsheet Apps 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

     191 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.

    117 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.

    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. La Suite Docs icon

    La Suite Docs

     25 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.

    109 La Suite Docs alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
    • Docker
    • Python
    • Typescript
    • JavaScript
    • React
    • Django
    • Next.js
    La Suite Docs screenshot 1
     
  4. ZetaOffice icon

    ZetaOffice

     9 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
     
  5. IronCalc icon

    IronCalc

     9 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
    Discontinued

    The project seems to be no longer developed. Last commit on the GitHub repo was made on June 27th, 2016, but it can be still downloaded and installed.

    Open365 vs ONLYOFFICE Comments
    Guest
    Positive
    0

    Similar features especially an office suite.

    • Open365 is Free and Open SourceONLYOFFICE is also Free and Open Source
    • Open365 is an Office Suite ONLYOFFICE is a Word Processor
  8. SSuite Office icon

    SSuite Office

     14 likes

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

    47 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.

    Guest
    Positive
    0

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

    • SSuite Office is Free and ProprietaryONLYOFFICE is Free and Open Source
  9. Euro-Office icon

    Euro-Office

     2 likes

    Euro-Office is a self-hostable document server — documents, spreadsheets, presentations, and PDFs — designed to integrate with a platform such as Nextcloud.

    Cost / License

    Application types

    Platforms

    • Self-Hosted
    • Docker
    • Windows
    • Mac
    • Linux
    Euro-Office screenshot 1
     
  10. Thinkfree Office icon

    Thinkfree Office

     Like

    A self-hosted office suite for viewing, editing, and collaborating on DOCX, XLSX, and PPTX files. It also enables LLMs and AI applications to generate, edit, and automate Office documents.

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Online
    • Self-Hosted
    • Kubernetes
    • Docker
    Thinkfree Office running across desktop, tablet, and mobile devices, with browser-based word processing, spreadsheet, and presentation applications.
     
  11. Casual Docs icon

    Casual Docs

     1 like

    Open-source self-hosted .docx editor with real-time co-editing. Ribbon toolbar, paginated WYSIWYG layout, tracked changes, comments, spell check, and find & replace. Upload a .docx, share a password-protected link, edit together — no accounts, no lock-in.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Self-Hosted
    • Docker
     
  12. 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
    Discontinued

    The project seems no longer developed. Last version, 0.5.9, released in September 2015, can be still downloaded from the official website

    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.

    • WebODF is Free and Open SourceONLYOFFICE is also Free and Open Source
10 of 10 ONLYOFFICE alternatives