
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: khtml2png is an open-source command-line utility that captures web page screenshots. It renders HTML using the KHTML engine and Qt Webkit technologies to convert web pages to PNG images.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API