LanguageTool
A grammar, spelling, and style checker from Germany that supports more than 30 languages. The core engine is open source and can be self-hosted, and the company processes data in Germany under GDPR - a privacy-respecting European alternative to Grammarly.
Quick facts
Headquarters Potsdam, Germany
Company LanguageTooler GmbH
Founded 2005
Ownership Independent
Hosting π©πͺ Germany
Infrastructure Own infrastructure
Data jurisdiction EU
Open source Partial
GDPR Compliant
Pricing Freemium Β· from Free
Free tier Yes
Platforms Web, Desktop
Languages
ENDEFRESITNLPTPLRU
100 Β· Certified European
Try LanguageTool Why does it score 100?
Legal jurisdiction
EU member-state HQ
30/30Ownership & control
Independent ownership
25/25Data sovereignty
Own infrastructure
30/30Accountability & trust
Partially open source + GDPR
10/15Independence bonus
Bootstrapped, no outside investors
+5EuroPoints total
100/100
See how they compare
EuroPoints
Certified European
Mostly European
Certified European
Legal jurisdiction
Ownership & control
Data sovereignty
Accountability & trust
Independence bonus
Headquarters
Potsdam, Germany
Cologne, Germany
Paris, France
Founded
2005
2009
1998
Open source
Partial
No
No
Infrastructure
Own infrastructure
Own infrastructure
Own infrastructure
GDPR
Free tier
Pricing
Freemium Β· from Free
Free Β· from Free
Freemium Β· from Free
Platforms
Web, Desktop
Web, iOS, Android
Web, iOS, Android
Languages
en, de, fr, es, it, nl, pt, pl, ru
en, de, fr, es, it, nl, pt, pl, ru, zh
en, de, fr, es, it, nl, pt, pl, ru