What Is Headless Browser Testing in Selenium and Why Use It?

Headless browser testing in Selenium allows running automated tests without opening a visible browser window. Instead, the browser operates in the background, executing scripts faster and consuming fewer system resources. This approach is especially useful for continuous integration pipelines, where speed and efficiency are critical. It helps validate functionality, performance, and UI workflows without manual interaction. In the middle of this explanation, it’s worth noting that Selenium testing with headless browsers like Chrome or Firefox is ideal for running tests on servers without a graphical interface. Ultimately, it speeds up development cycles and ensures reliable test automation at scale.