
Description: NVDA is a free, open source screen reader for Windows that allows blind and visually impaired users to access computers through speech and Braille. It's widely used as an alternative to expensive commercial screen readers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Microsoft Narrator is a screen reader utility that allows visually impaired users to read text displayed on the screen via text-to-speech. It describes interface elements and text content, allowing users to access programs and documentation.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API