playwright▌

Comprehensive testing optimization guide for Playwright with Next.js applications. Contains 43 rules across 8 categories, prioritized by impact to guide reliable, fast, and maintainable E2E tests.

Extract structured data from multiple web pages with respectful, ethical crawling practices.

High-signal, cost-aware E2E testing for web applications.

Expert knowledge for browser automation and end-to-end testing with Playwright - a modern cross-browser testing framework.

Interactive browser automation with snapshot-based element references and multi-session support. \n \n 40+ commands across navigation, interaction, keyboard/mouse control, storage management, network mocking, and DevTools integration \n Automatic page snapshots after each command with element references (e.g., e15 ) for reliable, context-aware interactions \n Multi-browser support (Chrome, Firefox, WebKit, Edge) with persistent profiles, session management, and named browser instances \n Built-i

Cross-browser E2E testing with Page Objects, authentication, and CI/CD integration. \n \n Supports three browser engines (Chromium, Firefox, WebKit) plus mobile viewports with parallel test execution and automatic retries \n Page Object Model pattern with base classes, role-based locators, and web-first assertions that auto-wait and retry \n Built-in authentication setup, API mocking, visual testing, and comprehensive dead link detection across entire sites \n GitHub Actions integration with art

Fast, persistent browser automation with session continuity across sequential agent commands. \n \n Supports three browser modes: headless Chromium, real Chrome with profile support, and cloud-hosted remote browsers with proxy configuration \n Includes 15+ command categories covering navigation, page inspection, interactions, data extraction, cookie management, and JavaScript execution \n Offers cloud session management, local server tunneling via Cloudflare, and parallel subagent execution thro

Custom Playwright scripts for any browser automation task, with auto-detected dev servers and visible browser execution. \n \n Auto-detects running localhost servers; writes all test scripts to /tmp to avoid project clutter \n Supports responsive design testing, login flows, form filling, link validation, screenshots, and arbitrary browser interactions \n Includes helper utilities for safe element interactions, cookie handling, table data extraction, and custom HTTP headers \n Executes via run.j

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Terminal-driven browser automation with element snapshots and interactive UI workflows. \n \n Operates via playwright-cli wrapper script (requires npx ); supports headless and headed modes for visual debugging \n Core workflow: open page, snapshot for stable element references, interact using refs, re-snapshot after navigation or DOM changes \n Includes form filling, clicking, typing, multi-tab management, screenshot/PDF capture, and trace recording for flow debugging \n Element refs (e.g., e3 ,