
Description: CrossBrowserTesting is a cloud-based web application testing tool that allows users to test their websites and web apps across various browsers, operating systems and devices. It aims to provide comprehensive cross-browser compatibility testing.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Sauce Labs is a cloud-based web and mobile app testing platform that provides automated and manual testing capabilities across various browsers, devices and operating systems. It allows teams to test the quality and functionality of their apps across many environments.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API