Microsoft 365 Copilot AlternativesOnly Self-Hosted apps categorised as Office Suites

Microsoft 365 Copilot is not available as a self-hosted solution but there are some alternatives for power users and business that want to host a solution on-premise. The best Self-Hosted Office Suite alternative is ONLYOFFICE, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Microsoft 365 Copilot and eight of them are Office Suites available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting Self-Hosted Office Suite alternatives to Microsoft 365 Copilot are CryptPad, ZetaOffice, Collabora Online and SSuite Office.

filter to find the best alternatives

Microsoft 365 Copilot 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 Open Source, Paid, Android + Open Source, Windows + Free, Word Processing, Linux and Self-Hosted. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Microsoft 365 Copilot.
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Alternatives list

  1. ONLYOFFICE icon

    ONLYOFFICE

     692 likes

    Open-source office suite offering document, spreadsheet, and presentation editing with co-editing modes, plugin support, integration across 30+ services, robust security, and mobile access. Available in Community, Enterprise, and Home Server editions for versatile deployment.

    83 ONLYOFFICE alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad
    • Self-Hosted
    • AppImageHub
    • Snapcraft
    • Flathub
    • Samsung Galaxy Store
    • Software as a Service (SaaS)
    • Flatpak
    • Cloudron
    OnlyOffice 9.3 Document running in Windows 11
     
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    22
  2. CryptPad icon

    CryptPad

     188 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.

    101 CryptPad alternatives

    Cost / License

    Application types

    Platforms

    • Software as a Service (SaaS)
    • Self-Hosted
    • Cloudron
    Instance homepage
     
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    2
  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. Ad
    Screenshot
    ONLYOFFICE icon
    ONLYOFFICE

    Open-source office suite offering document, spreadsheet, and presentation editing with co-editing modes, plugin support, integration across 30+ services, robust security, and mobile access. Available in Community, Enterprise, and...

    https://www.onlyoffice.com
    Learn More
  6. Collabora Online icon

    Collabora Online

     14 likes

    Collabora Online is a powerful LibreOffice-based online office suite with collaborative editing, which supports all major document, spreadsheet and presentation file formats and works in all modern browsers.

    37 Collabora Online alternatives

    Cost / License

    • Paid
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Self-Hosted
    • Software as a Service (SaaS)
    • Cloudron
    With live video collaboration. Using Talk in the right side bar.
     
  7. SSuite Office icon

    SSuite Office

     14 likes

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

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    • Linux
    • Online
    • Self-Hosted
    SSuite Office screenshot 1
     
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    2
  8. 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
     
  10. Euro-Office icon

    Euro-Office

     1 like

    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
     
  11. OpenDesk icon

    OpenDesk

     Like

    OpenDesk is an open source office and collaboration suite.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Self-Hosted
    OpenDesk screenshot 1
     
8 of 8 Microsoft 365 Copilot alternatives