How the Playwright bot writes anything public — issue comments, PR descriptions and replies, release notes. Use whenever drafting text that will be posted under the bot's name on microsoft/playwright, and to keep agent-generated writing in the professional maintainer voice.

2026-07-0192.3k

playwright-triage

microsoft/playwright

Triage a Playwright bug report by reproducing it from the information in the issue. Use when asked to triage, reproduce, or verify a GitHub issue (a new bug report, or an existing report with a new comment).

2026-07-0192.3k

playwright-trace

microsoft/playwright

Inspect Playwright trace files from the command line — list actions, view requests, console, errors, snapshots and screenshots.

2026-05-0792.3k

playwright-devops

microsoft/playwright

DevOps workflows for Playwright - CI failure analysis, workflow debugging, and release operations.

2026-04-1992.3k

name	playwright-dev
description	Explains how to develop Playwright - add APIs, MCP tools, CLI commands, and vendor dependencies.

Playwright Development Guide

See CLAUDE.md for monorepo structure, build/test/lint commands, and coding conventions.

Detailed Guides

Library Architecture — client/server/dispatcher structure, protocol layer, DEPS rules
Adding and Modifying APIs — define API docs, implement client/server, add tests
MCP Tools and CLI Commands — add MCP tools, CLI commands, config options
Vendor Dependencies & Bundling — utilsBundle, coreBundle, babelBundle; adding vendored npm packages; DEPS.list; check_deps
Updating WebKit Safari Version — update the Safari version string in the WebKit user-agent
WebView (iOS Safari) Backend — webkit/webview/ against stock Mobile Safari; provisional-target pause/resume; what's upstream vs Playwright patches; local + CI test setup
Bisecting Across Published Versions — reproduce regressions side-by-side from npm and diff node_modules/playwright/lib/ between versions
Dashboard - the UI powering the "playwright cli show" command, and how to work on it