
Description: PhantomJS is an open-source headless web browser scriptable with JavaScript. It is used for automating web page interactions, testing, web scraping, and capturing website screenshots. PhantomJS implements web standards and runs the latest web technologies without requiring a visual browser.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Cypress.io is an open source, front end testing tool built for the modern web. It allows you to write automated tests for your web applications in a simple and scalable way, handling complex tasks like end-to-end testing, unit testing, integration testing etc. Cypress runs directly in the browser for faster and more reliable tests.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API