
Description: Firefox Developer Edition is a version of the Firefox web browser aimed at web developers. It includes built-in web developer tools like the JavaScript Debugger, Web Console, Network Monitor, and Page Inspector.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: QtWeb is an open source web browser written in Qt. It is lightweight with fast performance, built-in ad-blocking and tracking protection, and multiple extensions available.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API