Overview
LanguageTool is an open-source, AI-driven grammar, style, and spell checker that supports over 30 languages and integrates with various platforms and applications.
Multilingual Support
LanguageTool supports over 30 languages, making it a versatile tool for users worldwide.
AI-Driven Grammar Checker
The AI-powered grammar checker identifies and corrects errors in grammar, style, and spelling.
Platform Integration
LanguageTool integrates with various platforms and applications, making it easy to use in different contexts.
Open-Source
LanguageTool is open-source, allowing users to contribute to its development and customization.
Get started
- Open the official website and confirm the service is available in your region.
- Check the current plan, usage limits and terms for your intended use.
- Try a small task with sample data before committing to a paid plan.
Editorial note
Pricing checked: Sep 20, 2026. Free to use. Confirm current feature availability and terms on the official website.
Record updated: Sep 20, 2026
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