LanguageTool is a proof­reading service for English, German, Polish, Russian, and more than 20 other languages.

LanguageTool identifies many grammatical and stylistic issues that a simple spell checker cannot detect.


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Please see our checklist if you experience problems. Download old releases or daily builds.

License & Source Code

LanguageTool is freely available under the LGPL 2.1 or later.
The source is available on github.

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