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SovEU · Atlas · European alternatives · office-suite

European alternatives to Microsoft 365

European companies mapped as alternatives to Microsoft 365. Each carries an evidence-led sovereignty profile — jurisdiction, hosting, US exposure, DPA and more — reviewed by SovEU. Profiles are descriptive, not a compliance verdict.

2 alternatives

LV
ONLYOFFICE

Open-source online office suite developed by Ascensio System SIA in Riga, Latvia; available self-hosted or as cloud.

European companyOpen source
MediumView →
GB
Collabora Online

Self-hostable online office suite based on LibreOffice technology, developed by Collabora Productivity in the UK.

European companyOpen source
MediumView →

SovEU Atlas profiles summarise public information as of the review date. Assessments are evidence-led and may be incomplete or out of date; verify with the vendor before relying on them.

Atlas · a SovEU product

European alternatives to Microsoft 365 | SovEU Atlas