microsoft/playwright▌

Developer guide for extending Playwright MCP tools and CLI commands. \n \n Add new MCP tools in packages/playwright/src/mcp/browser/tools/ , register in tools.ts , and define capabilities in config.d.ts \n CLI commands map to MCP tools; register new commands in packages/playwright/src/mcp/terminal/commands.ts and update help generator if adding a category \n Config options require updates across program.ts (CLI option), config.d.ts (definition), and config.ts (implementation and environment mapp

Guide for extending Playwright with new APIs, MCP tools, CLI commands, and vendored dependencies. \n \n Covers monorepo structure, build/test/lint workflows, and coding conventions via CLAUDE.md reference \n Includes detailed walkthroughs for implementing client/server APIs, writing tests, and modifying protocol layers \n Explains how to add MCP tools, CLI commands, and configuration options within the Playwright ecosystem \n Documents the vendoring process for bundling third-party npm packages

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