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LanguageTool
WritingOpen-source grammar and style checker for 30+ languages
4.4(3,600)
About LanguageTool
LanguageTool is a multilingual grammar, style, and spell checker supporting 30+ languages — with a privacy-first approach and open-source foundation.
Key Features
- 30+ language support
- Grammar & style checking
- Browser extension
- Picky mode
- Self-hosting option
Pros & Cons
Pros
- Best multilingual support
- Privacy-focused
- Open source option
- Good free tier
Cons
- Less AI-powered than Grammarly
- Fewer writing suggestions
- Enterprise features limited
grammarmultilingualopen-sourceprivacystyle