Yes
Free tier
Open-source core editors
Report
Should I Use ONLYOFFICE - Secure Online Office?
ONLYOFFICE offers a secure online office suite highly compatible with MS Office formats. Connect it to your web platform for document editing and collaboration or use as a part of ONLYOFFICE Workspace.
Depends
DependsBuy it if you want a free, self-hosted, MS Office-compatible suite or editors embedded in your own platform.
Free, open-source, MS-compatible office suite. Great for self-hosters; overkill vs Google Docs for casual teams.
Confidence: Medium
5
Editors included
Docs, sheets, slides, forms, PDF
Cloud or self-hosted
Deployment
Workspace cloud or on-premises
3
Public CVEs found
Incl. one critical, CVSS 9.8
Value for money
5
Free open-source core; paid tiers optional
Ease of use
3
Quick-install guides exist; self-hosting adds friction
Feature depth
5
Docs, sheets, slides, forms, PDF, collaboration
Security posture
2
Three CVEs, one critical CVSS 9.8
Pros
Cons
Gotchas
- highSelf-hosted means you own patching; older versions carry known XSS and critical CVEs⁸
- mediumPaid Workspace tier prices not published in reviewed sources; confirm before budgeting
- lowUsers qualify praise ('not saying it's perfect') — expect rough edges in collaboration³
- lowGuess: free edition is AGPL-licensed; commercial embedding may trigger license obligations¹
Best for
- Self-hosters
- Linux users
- Developers embedding editors
- MS-format-heavy teams avoiding Microsoft
Not for
- Anyone wanting Google Docs zero-setup simplicity
- Orgs already standardized on Microsoft 365
- Teams with nobody to patch self-hosted servers
- Buyers wanting simple published per-seat pricing
Pricing
Open-source editors
Free
- Docs, sheets, slides, forms, PDF
- Open-source distribution
ONLYOFFICE Workspace
Paid — vendor site
- Cloud or on-premises
- Full collaboration platform
Security
Three CVEs found (2021–2023), one critical; fixed in newer releases — patch promptly.
What users say
Self-hosters and Linux users call it a practical, MS-compatible office editor that is good but not perfect.
“Not saying it's perfect, but as a self-hosted office editor, it's been one of the more practical and...”
“I've been using OnlyOffice. I don't know if it will be any better for you or not but might as ...”
Alternatives
Compare ONLYOFFICE - Secure Online Office with each alternative.
Collabora Online
Open-source suite frequently compared head-to-head with ONLYOFFICE
ONLYOFFICE - Secure Online Office vs Collabora OnlineGoogle Docs
Zero-maintenance real-time collaboration for non-technical teams
Microsoft 365
Default choice for orgs already on Microsoft
Full analysis
Based on ~25 public sources; no hard paid-tier pricing figures found.
Sources
- ONLYOFFICE homepage (official)onlyoffice.comofficial
- ONLYOFFICE Docs on GitHubgithub.comofficial
review
- Which Office for Linux is most MS-compatible? — Its FOSS forumitsfoss.communityreview
- Collabora Online vs OnlyOffice comparisoncollaboraonline.comreview
review
- CVE-2023-30186 critical advisoryechelongraph.iosecurity
- CVE-2023-50883 XSS advisorycve.imfht.comsecurity
- How to Install ONLYOFFICE — Ojamboojambo.comreview
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