
Description: Shiira is an open-source web browser for macOS that aims to be lightweight and fast. It is based on the Gecko layout engine used in Firefox and focuses on speed, simplicity, and compatibility.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API