NonVisual Desktop Access

NonVisual Desktop Access (NVDA) is a free and open-source, portable screen reader for Microsoft Windows. The project was started by Michael Curran in 2006.

NVDA
Original author(s)Michael Curran
Developer(s)NV Access and contributors
Initial release2006 (2006)
Stable release
2023.3.3 / 29 January 2024 (2024-01-29)
Repositorygithub.com/nvaccess/nvda
Written inPython, C++
Operating systemMicrosoft Windows
Available in62 languages
List of languages
  • Afrikaans
  • Albanian
  • Amharic
  • Arabic
  • Aragonese
  • Bulgarian
  • Burmese
  • Catalan
  • Central Kurdish
  • Chinese (Simplified, China)
  • Chinese (Traditional, Hong Kong SAR)
  • Chinese (Traditional, Taiwan)
  • Croatian
  • Czech
  • Danish
  • Dutch
  • English
  • Finnish
  • French
  • Galician
  • Georgian
  • German
  • German (Switzerland)
  • Greek
  • Hebrew
  • Hindi
  • Hungarian
  • Icelandic
  • Indonesian
  • Irish
  • Italian
  • Japanese
  • Kannada
  • Korean
  • Kyrgyz
  • Lithuanian
  • Macedonian
  • Mongolian
  • Nepali
  • Northern Kurdish
  • Norwegian BokmÃ¥l
  • Norwegian Nynorsk
  • Persian
  • Polish
  • Portuguese (Brazil)
  • Portuguese (Portugal)
  • Punjabi
  • Romanian
  • Russian
  • Serbian (Latin)
  • Slovak
  • Slovenian
  • Somali
  • Spanish
  • Spanish (Colombia)
  • Swedish
  • Tamil
  • Thai
  • Turkish
  • Ukrainian
  • Urdu
  • Vietnamese
TypeScreen reader
LicenseGNU General Public License version 2
Websitenvaccess.org

NVDA is programmed in Python. It utilizes accessibility APIs such as UI Automation, Microsoft Active Accessibility, IAccessible2 and Java Access Bridge, to access and present information to the user. It is licensed under the GNU General Public License version 2.

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