ONLYOFFICE
Office suite with the best .docx fidelity
Office & ProductivityAGPL-3.0Windows · macOS · Linux · WebPopular
About ONLYOFFICE
ONLYOFFICE Desktop Editors offer word processing, spreadsheets and presentations that feel strikingly close to Microsoft Office, plus real-time collaboration when self-hosted. A favorite for teams that need compatibility without a subscription.
ONLYOFFICE is completely free and open source (AGPL-3.0) — no trials, no subscriptions, no locked features. Always download from the official website to avoid bundled malware.
Free alternative to: Microsoft 365 / Google Workspace
Pro options: Paid plans add self-hosted collaborative documents and cloud workspace hosting for teams; the desktop and mobile editors stay free.
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