WebDriverJS is simply the official JS version. … Confusingly, there are npm install webdriverjs and npm install selenium-webdriver both being JavaScript bindings of WebDriver. The latter is the official Selenium project one, the first is a separate one.

What is a WebDriver in Selenium?

Selenium WebDriver is a web framework that permits you to execute cross-browser tests. This tool is used for automating web-based application testing to verify that it performs expectedly. Selenium WebDriver allows you to choose a programming language to create test scripts.

Is JavaScript necessary for selenium?

In my experience JavaScript is much more easier and faster but there are certain things you need to understand with JavaScript if you are able to write good code, JavaScript is best for UI automation using Selenium WebDriver.