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If you're using hardcoded values such as a user agent or viewport dimension to configure a Playwright session, there's a better way! Learn in this tip how to use and access Playwright's provided device settings.

Debugging a headless automation script can be tough. Luckily, Playwright comes with a built-in inspector tool to make all browser actions easier to debug.

If you're leveraging an Edge geolocation feature and serve different behavior depending on the request origin, you want to guarantee your application doesn't break for some users over time. Learn how to use Checkly to monitor and test your Vercel Edge functions from different global locations and get alerted when your Edge handling broke. Resources.

Playwright comes with the ability to record and generate test case using the command "playwright codegen". In this video Stefan shows how to quickly record a script in under one minute.

Learn in this video how to use Playwright and a headless browser to measure the Core Web Vital "Largest Contentful Paint" with 30 lines of JavaScript.

Learn how to use Playwrights built-in auto-waiting feature and avoid long scripts based on delays and wait statements.

Learn how to leverage Playwright and its test runner to perform visual regression tests.

Headless Recorder 1.0 is a free and open-source Chrome extension that records your browser interactions and generates Playwright/Puppeteer scripts without coding. Easily record, copy and run your script for testing, monitoring, or scraping.

We let you monitor your app's frontend and APIs using the tools and language you love. Run checks on schedule or triggered by GitHub PR from 20+ global locations. When things break or get too slow, we notify you on your favorite channels like Slack or Pagerduty, Discord, SMS etc.. To monitor your frontend, we run JavaScript and open-source powered browser checks. You can configure HTTP requests on the API side and adapt them to your use case running Node.js based setup and teardown scripts. Super handy for all kinds of authentication schemes.