Microsoft 365 / Office Alternatives

Office is now a cloud service that phones home. There are suites that let you write and edit without the telemetry. Here is what we recommend in its place.

LibreOffice

Free, fully offline office suite that never touches the cloud.

FreeOpen source

Windows · macOS · LinuxBased in Germany

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CryptPad

End-to-end encrypted office suite you use in the browser.

FreemiumOpen sourceEnd-to-end encrypted

WebBased in France

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ONLYOFFICE

Self-hostable suite with the best Microsoft format compatibility.

FreemiumOpen source

Windows · macOS · Linux · Android · iOS · WebBased in Latvia

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Collabora Online

Self-hosted, browser-based office suite built on LibreOffice.

FreemiumOpen source

WebBased in United Kingdom

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Etherpad

Self-hosted real-time editor for collaborative writing.

FreeOpen source

WebBased in Self-hosted

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EtherCalc

Self-hosted real-time spreadsheet for shared figures.

FreeOpen source

WebBased in Self-hosted

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Grist

Open-source relational spreadsheet

FreemiumOpen source

WebBased in United States

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See all 9 tools on the Office Tools page, with the details for each.