Phantomjs is described as 'PhantomJS is a headless WebKit with JavaScript API. It has fast and native support for various web standards: DOM handling, CSS selector, JSON, Canvas, and SVG' and is an app in the development category. There are more than 25 alternatives to Phantomjs for a variety of platforms, including Windows, Linux, Mac, Web-based and Self-Hosted apps. The best Phantomjs alternative is UI.Vision RPA, which is both free and Open Source. Other great apps like Phantomjs are Selenium, Cypress, iMacros and PhantomBuster.