cloudflare-workers

react-frontend

williamzujkowski

React frontend standards covering hooks (useState, useEffect, useContext, custom hooks), state management (Context API, Redux, Zustand), performance optimization (memoization, lazy loading, code splitting), testing with React Testing Library, and accessibility (WCAG 2.1, ARIA) for modern SPAs

javascript-coding-standards

williamzujkowski

JavaScript/ES6+ coding standards following Airbnb guidelines, modern patterns, React best practices, and comprehensive Jest testing. Use for JavaScript projects requiring clean, maintainable, production-ready code with modern tooling.

e2e-testing-patterns

wshobson

Master end-to-end testing with Playwright and Cypress to build reliable test suites that catch bugs, improve confidence, and enable fast deployment. Use when implementing E2E tests, debugging flaky tests, or establishing testing standards.

react-modernization

wshobson

Upgrade React applications to latest versions, migrate from class components to hooks, and adopt concurrent features. Use when modernizing React codebases, migrating to React Hooks, or upgrading to latest React versions.

shift-left-testing

proffesor-for-testing

Move testing activities earlier (left) in software development lifecycle - unit tests, TDD, BDD, design for testability, and CI/CD integration. Use when reducing bug costs, implementing DevOps practices, or enabling continuous deployment.

ci-cd-pipeline-patterns

manutej

Comprehensive CI/CD pipeline patterns skill covering GitHub Actions, workflows, automation, testing, deployment strategies, and release management for modern software delivery

unit-test-controller-layer

giuseppe-trisciuoglio

Unit tests for REST controllers using MockMvc and @WebMvcTest. Test request/response mapping, validation, and exception handling. Use when testing web layer endpoints in isolation.

react-modernization

camoneart

Upgrade React applications to latest versions, migrate from class components to hooks, and adopt concurrent features. Use when modernizing React codebases, migrating to React Hooks, or upgrading to latest React versions.

orchestrating-tmux-claudes

dbmcco

Orchestrate multiple AI instances (Claude Code, codex, ollama, haiku) in tmux panes for complex development workflows. Handles both parallel (independent tasks) and sequential (TDD → code → review → deploy → test) patterns. Enforces coordinator role - you NEVER implement, only orchestrate. Auto-recovers stuck agents. Commits automatically, asks before major features.

chrome-devtools

mrgoonie

Browser automation, debugging, and performance analysis using Puppeteer CLI scripts. Use for automating browsers, taking screenshots, analyzing performance, monitoring network traffic, web scraping, form automation, and JavaScript debugging.

cloudflare-browser-rendering

mrgoonie

Guide for implementing Cloudflare Browser Rendering - a headless browser automation API for screenshots, PDFs, web scraping, and testing. Use when automating browsers, taking screenshots, generating PDFs, scraping dynamic content, extracting structured data, or testing web applications. Supports REST API, Workers Bindings (Puppeteer/Playwright), MCP servers, and AI-powered automation. (project)

webapp-testing

ComposioHQ

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.