LanguageTool

LanguageTool

languagetool.org · Verified Feb 20, 2026 · No checks
Open Tool

Description

Multilingual grammar, style, and spell checker that supports over 30 languages. Detects errors that simple spell checkers cannot find.

No-Login Task

"Check grammar, spelling, and style in 30+ languages"

Tags

Writing ,Open Source,Server-Side, Privacy Focused ,Web App, Self-Hostable ,Online Only, Freemium

Health History

14 days ago → Today · Uptime: 100%

Repository

languagetool-org/languagetool

★ 14.2k ·Ⓟ 1.5k · Java · LGPL-2.1 · Updated 14d ago

Similar Tools

Hemingway Editor
Hemingway Editor hemingwayapp.com

Writing assistant that highlights complex sentences, passive voice, adverbs, and hard-to-read phrases. Helps make your writing bold and clear.

Dillinger
Dillinger dillinger.io

Cloud-enabled, mobile-ready, offline-storage compatible Markdown editor. Preview rendered Markdown in real-time as you type.

StackEdit
StackEdit stackedit.io

Full-featured in-browser Markdown editor. Sync with Google Drive and GitHub, live preview, scroll sync, and offline support.

Rentry
Rentry rentry.co

Markdown-powered paste service. Write, publish, and share formatted text instantly — with edit codes for future updates.

MonkeyType
MonkeyType monkeytype.com

Minimalist, customizable typing speed test. Track WPM, accuracy, and consistency with multiple test modes and themes.

Write.as
Write.as write.as

A privacy-first writing and publishing platform that requires no account to use. Write anything, click publish, and instantly get a permanent shareable URL. No ads, no tracking, no required signup — just a clean editor that gets out of your way.