ONLYOFFICE
Open-source office suite for documents, spreadsheets, and presentations with some of the best Microsoft Office file compatibility around. Registered in Riga, Latvia. Self-host it for free or use the hosted cloud edition.
Quick facts
Headquarters Riga, Latvia
Company Ascensio System SIA
Founded 2009
Ownership Corporate
Hosting 🇩🇪 Germany
Infrastructure Own infrastructure
Data jurisdiction EU
Open source Full
GDPR Compliant
Pricing Freemium · from Free
Free tier Yes
Platforms Web, Windows, macOS, Linux, iOS, Android, Self-hosted
Languages
ENDEFRESITNLPTPLRU
72 · Mostly European
Try ONLYOFFICE Why does it score 72?
Legal jurisdiction
EU member-state HQ
30/30Ownership & control
Acquired/corporate, non-EU parent
0/25Data sovereignty
Own infrastructure
30/30Accountability & trust
Fully open source + GDPR
12/15EuroPoints total
72/100
See how they compare
ONLYOFFICE
SoftMaker Office
LibreOfficeEuroPoints
Mostly European
Certified European
Certified European
Legal jurisdiction
Ownership & control
Data sovereignty
Accountability & trust
Independence bonus
Headquarters
Riga, Latvia
Nuremberg, Germany
Berlin, Germany
Founded
2009
1987
2010
Open source
Full
No
Full
Infrastructure
Own infrastructure
Own infrastructure
Own infrastructure
GDPR
Free tier
Pricing
Freemium · from Free
Freemium · from Free
Free · from Free
Platforms
Web, Windows, macOS, Linux, iOS, Android, Self-hosted
Windows, macOS, Linux, iOS, Android
Windows, macOS, Linux
Languages
en, de, fr, es, it, nl, pt, pl, ru
en, de, fr, es, it, nl, pt, ru
en, de, fr, es, it, nl, pl, pt, ru, zh, ja, ar
What does it replace?
Microsoft 365 
Google Docs 
Google Sheets More European Office suite alternatives
#1
SoftMaker Office
98 · Certified EuropeanGerman office suite from Nuremberg with word processor, spreadsheet, and presentation apps that read and write Microsoft formats natively. A free version, FreeOffice, is also available. Runs offline, so your documents stay on your device.
#2
LibreOffice
97 · Certified EuropeanA complete, free office suite – documents, spreadsheets, presentations – that runs entirely on your own computer. No subscription, no cloud, no tracking.