Playwright has gone from a browser automation library most QA teams had never heard of to one of the most-searched testing frameworks in the industry, and interest keeps climbing. If you're evaluating it for your team, comparing it to Selenium or Cypress, or just trying to understand what the interest is about, this guide covers the fundamentals: what Playwright actually is, how it works, what it's used for, and where to go next once you're ready to dig into best practices. THE SHORT ANSWER.