Playwright
Browser automation and end-to-end testingOpen source· verified Sep 2026
A browser testing toolkit for Chromium, Firefox, and WebKit, with locators, retrying assertions, and trace diagnostics.
Official siteReach for it when
- Testing real user journeys
- Checking deployed builds across browser engines
Worth knowing
Use isolated test data and user-facing locators. Retries can reveal intermittent failures but do not fix them.