
Description: Viewport Sizer is a browser-based tool for testing responsive websites across various device viewports. It allows developers to see how their site looks and functions on different desktop, tablet, and mobile screens.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Evernote Web Clipper is a browser extension that allows users to easily clip web pages, articles, images, PDFs, and more into their Evernote account for storage and organization. It's useful for saving online content you want to reference later.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API