External
LanguageTool
Grammar and style checking in dozens of languages.
LanguageTool checks grammar, spelling and style in many languages, with an open source core you can even self-host. The free tier checks text with length limits per check, and Premium adds advanced style suggestions.
Best for: Use this when you write in multiple languages and want one checker for all of them.
Pros
- Strong multilingual support, not just English
- Open source core with a self-hosting option
- Browser extensions bring it everywhere you type
Cons
- Free tier has text length limits per check
- Text is sent to their servers unless you self-host
- Best style suggestions sit behind Premium
Badge
Your tool? Show the listing. The badge links back to this review.
[](https://yourhack.ai/directory/languagetool)Built a tool that belongs in this directory? Submit it for review. Free, actually tested, no paid placements.