
Description: BrowserStack is a cross-browser testing tool that allows you to test your website or app across various browsers and devices. It provides an online testing environment and a large range of browsers and operating systems.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: TestRail is a web-based test case management software used by software teams to manage, track and organize software testing efforts. It allows teams to create test cases, organize them into test suites, assign tests to team members, track execution and defects, generate reports and integrate with other tools.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API