Open Source Google Workspace Alternatives

    The best open source alternative to Google Workspace is ONLYOFFICE, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Google Workspace and nine of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Google Workspace are Zimbra Collaboration Suite (Freemium, Open Source), WikiSuite (Free, Open Source), Kolab Now (Paid, Open Source) and Kopano (Freemium, Open Source).

    The list of alternatives was last updated Apr 22, 2021

    Platforms

    • Online
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Mac
    • Software as a Service (SaaS)
    • Windows Phone
    • Microsoft Office Outlook
    • Chrome OS
    • Windows Mobile
    • BSD
    • S/MIME
    • DAVdroid
    • Cloudron
    • Confluence
    • OpenPGP

    Features

    • Email Server
    • Real time collaboration
    • Team Collaboration
    • CalDAV
    • Calendar
    • CardDAV
    • File sharing
    • Project management
    • Shared calendars
    • POP3 Support
    • Multiple languages
    • File-sync
    • Support for WebDAV
    • Web-Based
    • Video Conferencing
    • Word processing
    • Group chat
    • Chat
    • Cloud based
    • Cloud Storage

    License

    × Clear
    • Free
    • Open Source
    • Paid
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    Showing 9 of 9 alternatives