
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: Pale Moon is an open-source web browser focused on customization, speed, and privacy. It is based on Firefox's older technology and aims to provide a fast yet familiar browsing experience.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API