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VA Technical Reference Model v 24.4

NVDA (NonVisual Desktop Access)
NVDA (NonVisual Desktop Access) Technology

General InformationGeneral Information help

Technologies must be operated and maintained in accordance with Federal and Department security and privacy policies and guidelines. More information on the proper use of the TRM can be found on the TRM Proper Use Tab/Section.

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Description: NVDA (NonVisual Desktop Access) is an open source `screen reader` that enables blind and vision impaired people to use computers. It reads the text on the screen in a computerized voice. Users can control what is read to them by moving the cursor to the relevant area of text with a mouse or the arrows on their keyboard.

Major highlights include:
  • Support for popular software including web browsers such as Mozilla Firefox and Google Chrome, email clients, internet chat software, music players, and office programs such as Microsoft Word and Excel.
  • Built-in speech synthesizer supporting over 55 languages, plus support for many other 3rd party voices.
  • Reporting of textual formatting where available such as font name and size, style and spelling errors.
Technology/Standard Usage Requirements: Users must ensure their use of this technology/standard is consistent with VA policies and standards, including, but not limited to, VA Handbooks 6102 and 6500; VA Directives 6004, 6513, and 6517; and National Institute of Standards and Technology (NIST) standards, including Federal Information Processing Standards (FIPS). Users must ensure sensitive data is properly protected in compliance with all VA regulations. Prior to use of this technology, users should check with their supervisor, Information Security Officer (ISO), Facility Chief Information Officer (CIO), or local Office of Information and Technology (OI&T) representative to ensure that all actions are consistent with current VA policies and procedures prior to implementation.
Section 508 Information: This product is an accessible technology used to evaluate, repair, or report on accessibility of other tools. It is 508-compliant and needs no further assessment before use in VA. For additional information or assistance regarding Section 508, please contact the Section 508 Office at
Decision: View Decisions

Decision Source: TRM Mgmt Group
Decision Process: One-VA TRM v23.10
Decision Date: 10/13/2023 at 18:32:40 UTC
Introduced By: TRM Request
Vendor Name: NV Access
- The information contained on this page is accurate as of the Decision Date (10/13/2023 at 18:32:40 UTC).