Best LanguageTool MCP Servers
LanguageTool is a proofreading software for English, Spanish, German, French, and more than 20 other languages to check text for grammar, style, and spelling mistakes.
Why this server?
Provides grammar and language checking through a local LanguageTool instance, returning findings with paragraph and offset anchors for generated documents.
AlicenseAqualityCmaintenanceEnables AI assistants to inspect generated .docx and .pdf files before delivery, extracting structural, typographic, spacing, and language facts so formatting errors can be caught automatically.6MITWhy this server?
Provides grammar and style checking for text using LanguageTool's API, supporting multiple languages and returning formatted issues with suggested replacements.
FlicenseAqualityCmaintenanceThis MCP server enables grammar and style checking of text using LanguageTool, providing a tool to check text and receive suggestions for issues.1-Why this server?
Integrates LanguageTool to perform grammar checks for Russian and English text, returning positions of issues without storing or returning the original text.

App-Kit MCPofficial
AlicenseNot gradedqualityBmaintenanceEnables running website SEO audits, text readability and grammar checks, PDF-to-image rendering and image format conversion from any MCP client. It is a remote, hosted Streamable HTTP service with a free tier and no installation or sign-up required.MITWhy this server?
Routes grammar, spelling, and style checks through LanguageTool as its underlying analysis engine, powering the check_grammar tool and, by extension, the rewrite suggestions.
AlicenseNot gradedqualityCmaintenanceEnables AI hosts to check text for grammar, spelling, and style errors, measure readability, and generate tone-adjusted rewrites through structured tool calls. Every tool returns predictable, typed output for reliable routing and results.MITWhy this server?
Anbindung an eine selbst gehostete LanguageTool-HTTP-Instanz: prüft Texte auf Rechtschreib-, Grammatik-, Zeichensetzungs- und Stilfehler und liefert einen Markdown-Report mit Korrekturvorschlägen nach Kategorie (Tools `check_text` mit Sprachcode, `picky`-Modus sowie Regel-Filtern, und `list_languages` zum Auflisten der unterstützten Sprachen).
AlicenseNot gradedqualityBmaintenanceConnects MCP clients to a self-hosted LanguageTool HTTP instance over stdio, letting them proofread text for spelling, grammar, punctuation and style issues and to list the languages the instance supports. Returns a Markdown report grouped by category with correction suggestions, and supports language selection, stricter checking, and rule enabling/disabling.MIT