Selenium a Web based automation tool that automates everything available on a Web page. Selenium is an Open Source
testing tool available free with infinite reach and unlimited capabilities for test automation. Unlike other available tools, selenium can be downloaded straight from its web site. Selenium training has been designed to help developers and manual testers to figure out how to automate web applications with a robust framework, and integrate it within the DevOps
processes of an organization. The courses you can opt include Selenium 2.0 [Webdriver], Selenium 3.0, Selenium 1.0[Basic].