LanguageTool is an open-source grammar and style checker supporting 30+ languages. Includes style suggestions, paraphrasing, and an enterprise tier with team features. Available as a web app, browser extension, desktop app, and integrations with Google Docs, LibreOffice, and Word.
LanguageTool Functions
Technical Specifications
Features
Real-Time, Templates, History
Input Types
Text
Output Types
Text, Markdown
Platforms
Web, Windows, macOS, Linux, Chrome Extension, Firefox Extension
Interface Types
Web App, Browser Extension, Desktop App, Plugin, API
Customization
No-Code, Template-Based, API/SDK, Fully Customizable
Language Support
Multilingual
Compliance
Data Privacy, Local Deployment
Autonomy Level
Assistant Mode
Integrations
Google Workspace, Microsoft 365
Target Audience
Individuals, Students, Small Business, Enterprise