Selenium is a leading open-source web browser automation framework, supporting languages ​​like Java, Python, and C#. It includes WebDriver for browser control, Grid for parallel execution, and IDE for record-playback testing. Widely used for functional testing, it integrates with tools like Jenkins and TestNG. With rising demand for automation skills, many professionals pursue Selenium Course in Chennai at FITA Academy to gain hands-on, industry-relevant expertise and build strong careers in test automation.