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languagetool.org

LanguageTool

Who runs LanguageTool, what it tracks and what it costs, and the 20 closest grammar checker software alternatives.

Who’s behind it
Not stated
Online since
Unknown
Trackers
Prices
No pricing page
Last price change
–
Closest alternative
Grammarly

Measured from LanguageTool’s own pages, the Internet Archive and public records. Hover a dotted value for its source and date.

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Visit LanguageTool

01 · Who’s behind it

Who runs LanguageTool

LanguageTool languagetool.org

Instantly check grammar, punctuation, and spelling errors with LanguageTool's AI-powered grammar checker. Enhance your writing in over 30 languages with ease.

Wikidata: open-source spelling and grammar checking tool

Company
No imprint we could read
Online since
Not in the Internet Archive
Audience
In English

02 · Privacy

What LanguageTool tracks

What the homepage loads before you accept or decline cookies. A cookie banner should hold most of it back until you agree, and a tag manager can load more that we don’t see.

trackers that follow visitors

10 of the 16 alternatives below have fewer, 2 have more.

Privacy-friendly alternatives →
Cookie banner
None found
US company
2 tools

  • Visitor analytics

    Counts and follows visits, usually with cookies.

  • Tag manager

    Loads further tracking scripts, which we can’t always see.

03 · Alternatives

Alternatives to LanguageTool

Fewer trackers than LanguageToolNo ad trackersRegistered in the EUFree planOnly in English

None of the 60 sites closest to LanguageTool match these filters. We read imprints and pricing pages once a week, so more sites qualify as we get to them.

04 · History

What changed

Price and policy history →

No changes yet. Each new crawl is compared with the last one, and what LanguageTool adds, drops or rewrites shows up here.

05 · Details

How we measure

Alternatives are matched by what sites actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Trackers and the rest of the stack come from the homepage’s code and DNS records.

The full technology stack and search numbers · 13 technologies
Neighbours
k = 60
Sites searched
9,222
Vector
384-d
Query
48 ms

Built with

JavaScript frameworks
  • React asset https://languagetool.org/js/_new/chunks/languagetool-en-external-react.js?id=c20b760eb98d…
Analytics
Tag managers
Live chat & support
  • Zendesk TXT v=spf1 mx a include:mailbox.org include:spf.mailjet.com include:spf.d…
Payments
  • PayPal page source: paypalobjects.com
Monitoring
  • Sentry page source: browser.sentry-cdn.com
CDN
Languages & backends
  • Laravel cookie laravel_session
  • PHP implied by Laravel (cookie laravel_session)
Email delivery
  • Mailjet TXT v=spf1 mx a include:mailbox.org include:spf.mailjet.com include:spf.d…
DNS hosting
SaaS tools (verified in DNS)