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2015-09-28: Released LanguageTool 3.1. Changes include:

• Many updates for the error detection rules for English, French, German, Japanese, Polish, Portuguese, Russian, and Ukrainian
• Bug fixes
• Java API: removed deprecated methods; cleanups
• See the Change Log for a complete list of changes

2015-06-29: Released LanguageTool 3.0. Changes include:

• Many updates for the error detection rules for Breton, Catalan, English, German, Polish, Portuguese, Russian, and Ukrainian
• Bug fixes
• Java API: removed deprecated methods; cleanups
• See the Change Log for a complete list of changes

2015-05-14: Released LanguageTool 2.9.1 for LibreOffice/OpenOffice. Includes a bug fix for the "osl::Thread::Create failed" error.

2015-03-30: Released LanguageTool 2.9. Changes include:

• Many updates for the error detection rules for Catalan, English, Esperanto, French, German, Italian, Polish, Portuguese, Russian, and Ukrainian
• Improved automatic language detection
• Bug fixes
• Small rule syntax simplifications
• Java API: removed deprecated methods and cleanups
• See the Change Log for a complete list of changes

2014-12-30: Released LanguageTool 2.8. Changes include:

• Many updates for the error detection rules for Breton, Catalan, Dutch, English, French, German, Polish, Portuguese, Spanish, Russian, and Ukrainian
• Bug fixes
• Java API: removed deprecated methods
• See the Change Log for a complete list of changes

2014-09-29: Released LanguageTool 2.7. Changes include:

• Many updates for the error detection rules for Breton, Catalan, German, English, Esperanto, Spanish, French, Dutch, Polish, Portuguese, and Russian.
• Added support for Persian
• Added support for Tamil
• Improved spell checking suggestions for English
• Bug fixes
• Improved footnote handling in LibreOffice 4.3 and later
• Java API: removed deprecated methods; small cleanups
• LanguageTool can now make use of ngram data
• See the Change Log for a complete list of changes

2014-06-30: Released LanguageTool 2.6. Changes include:

• Many updates for the error detection rules for English, Breton, Catalan, Esperanto, French, German, Japanese, Polish, Portuguese, Russian, and Spanish.
• Improved configuration dialog
• Small rule syntax improvements
• Java API: removed deprecated methods
• See the Change Log for a complete list of changes

2014-03-31: Released LanguageTool 2.5. Changes include:

• Many updates for the error detection rules for Catalan, English, Esperanto, French, German, Japanese, Polish, Portuguese, and Russian.
• Added a new 'antipattern' element to the XML rules which can be used to avoid false alarms
• Small cleanups in the Java API
• See the Change Log for a complete list of changes

2013-12-30: Released LanguageTool 2.4. Changes include:

• Many updates for the error detection rules for English, French, Catalan, Polish, Portuguese, German, and Breton.
• Frequency data can be used to improve the spell checker suggestions
• Renamed the stand-alone JAR file from languagetool-standalone.jar to languagetool.jar
• Show example sentences in the stand-alone GUI
• Several bug fixes
• Small cleanups in the Java API
• See the Change Log for a complete list of changes

2013-09-30: Released LanguageTool 2.3. Changes include:

• Many updates for the error detection rules for English, French, Catalan, Ukrainian, Portuguese, German, and Breton.
• LanguageTool requires Java 7 now
• Use of multiple threads for text checking on modern hardware, improving performance
• Rule syntax improvements
• English now has a chunker to detect singular and plural noun chunks
• The standalone version now underlines errors with a red or blue line
• Java API cleanups and improved thread-safety
• Other small bug fixes
• See the Change Log for a complete list of changes

2013-06-30: Released LanguageTool 2.2. Changes include:

• Many updates for the error detection rules for French, Catalan, German, Portuguese, Russian, Esperanto, and Breton.
• Small bug fixes
• See the Change Log for a complete list of changes

2013-03-31: Released LanguageTool 2.1. Changes include:

• Many updates for the error detection rules for English, French, German, Portuguese, Polish, Russian, Breton, Esperanto, Catalan and Italian
• For Java developers LanguageTool is now modular: instead of one big JAR, there are several. They can be found at Maven Central.
• Small bug fixes
• See the Change Log for a complete list of changes

2012-12-30: Released LanguageTool 2.0. Changes include:

• Many updates for the error detection rules for English, Spanish, French, German, Portuguese, Russian, Breton, Catalan, Esperanto, and Ukrainian
• The embedded HTTP server can now be started from the context menu if LanguageTool is running in the system tray
• Small bug fixes
• See the Change Log for a complete list of changes

2012-10-10: LanguageTool 1.9 is now available on Maven Central for Java developers

2012-09-30: Released LanguageTool 1.9. Changes include:

• Initial support for Japanese with about 20 rules
• Many updates for the error detection rules for Danish, German, English, Catalan, Russian, Chinese, French, Breton, Portuguese, Esperanto
• Several bug fixes

2012-06-30: Released LanguageTool 1.8. Changes include:

• Spell checking is now included (not used in LibreOffice/OpenOffice)
• Many updates for the error detection rules for German, English, Catalan, Italian, French, Breton, Polish, Esperanto
• Initial support for Greek and Portuguese with a few rules
• Support for language variants like British English, American English, Swiss German, ...
• Several bug fixes

2012-06-01: Use our new rule creator to easily create XML error detection rules for LanguageTool.

2012-05-27: Want to improve LanguageTool? Read our new three-minute introduction!

See the news archive for old news.