The Ruby Browser War: Playwright vs. Ferrum (2026 Edition)

The New Guard For a decade, Selenium was the king of browser automation. It was slow, clunky, and flaky, but it was all we had. In 2026, the king is dead. Two new challengers have taken the throne in the Ruby world: Ferrum and Playwright . Both allow you to control a headless Chrome browser. Both are faster than Selenium. But they have very different philosophies. Which one should you choose for your next scraper or test suite? Let's break it down. Contender 1: Ferrum (The Native Hero) Ferrum is a pure Ruby driver for Chrome. It connects directly to the Chrome DevTools Protocol (CDP) using a WebSocket. The Good Pure Ruby: There is no "WebDriver" binary to install. There is no Node.js server running in the background. It is just a Gem and Chrome. Lightweight: Because it has zero dependencies, it boots instantly. It uses very little RAM. CDP Access: It gives you low-level access to the browser protocol. If you need to intercept a specific packet or trick a fingerprint, Ferrum gives you t