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Launch Chromium instances with real-device fingerprints via standard Playwright APIs. Each browser gets a unique, consistent digital identity - undetectable by anti-bot systems.

Playwright-based browser automation for reliable web testing, scraping, and agent interactions. \n \n Emphasizes user-facing locators and Playwright's auto-wait mechanism to eliminate flaky selectors and arbitrary timeouts \n Enforces test isolation patterns with fresh state per test and stealth plugins to avoid detection systems \n Covers anti-patterns including CSS/XPath-first selection, single browser contexts, and manual wait calls \n Includes sharp-edge guidance on traces, viewport consiste

mb is a browser CLI where each command is a small Unix tool. It talks to Chrome over CDP (port 9222) via puppeteer-core.

Browser preview panel for rendering and managing iframe-based service previews in the right sidebar. \n \n Automatically opens a Browser tab when preview_serve returns a URL; each service gets one tab accessible via the ⋮ menu showing running services \n Preview URLs use reverse proxy format /preview/{id}/ — users cannot access localhost or 127.0.0.1 directly; always direct them to the preview URL or Browser panel \n Static assets must use relative paths ( ./static/app.js , ./api/data ) instead