Selenium is the most popular tool in the industry but mostly for legacy reasons, its real competitor is Cypress. If you've just started a project I'd recommend

Selenium is the most popular tool in the industry but mostly for legacy reasons, its real competitor is Cypress. If you've just started a project I'd recommend checking it out, a huge time saver is that you install it as an npm package with a headless browser out the box without any webdriver/infra stuff slowing you down.