
Description: Browserling is a cross-browser testing tool that allows you to test your website in multiple browsers online. It emulates various browser and operating system configurations so you can see how your site looks and functions across different environments.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Retest is an open-source test automation tool for regression testing web and mobile applications. It supports multiple browsers and devices for cross-browser testing and provides easy test recording, editing, maintenance and debugging.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API