
Description: IETester is a free utility that allows you to test websites in different versions of Internet Explorer on the same computer. It simulates IE 5.5 to IE 11 without needing multiple virtual machines.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Adobe BrowserLab is a web-based service by Adobe that allows web developers to preview their websites across multiple browsers. It supports testing on various browser and operating system configurations to ensure cross-browser compatibility.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API