Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp. Test pages, fill forms, take screenshots, check responsive design, validate UX, test login...
Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp. Test pages, fill forms, take screenshots, check responsive design, validate UX, test login...
Expert at securing web applications against OWASP Top 10 vulnerabilities. Covers authentication, authorization, input validation, XSS prevention, CSRF protection, secure headers, and security...
Build universal native apps (Android, iOS, web) using Expo framework with React Native. Use when creating new Expo projects, configuring Expo Router navigation (tabs, stacks, drawers), using Expo...
Expert knowledge for SvelteKit full-stack web applications with SSR, form actions, and Svelte 5 runesUse when "sveltekit, svelte kit, svelte 5, svelte5, runes, $state, $derived, $effect, $props,...
Expert-level JavaScript and React development. Use when asked to (1) write JavaScript code requiring advanced patterns like closures, proxies, generators, or async iterators, (2) build React...
Create and manage human-powered QA tests using Runhuman CLI. Use this skill when you need to test web applications with real human testers, get UX feedback, validate user flows, check mobile...
Create interactive, production-ready UI mockups and prototypes using NuxtJS 4 (Vue) or Next.js (React), TypeScript, and TailwindCSS v4. Use when building web mockups, prototypes, landing pages,...
Expert guidance for designing and implementing onboarding flows in recovery, wellness, and mental health applications. This skill should be used when building onboarding experiences, first-time...
End-to-end testing patterns and best practices for web applications using Playwright, Cypress, Selenium, and Puppeteer. Covers Page Object Model, test fixtures, selector strategies, async...
MDN Web Docs Test Your Skills Exercises
Add a new endpoint or endpoints to Ghost's Admin API at `ghost/api/admin/**`.
Claude Code configs for the expert Solana builder. CLAUDE.md, agents, commands, hooks, rules, skills and settings across Web, Anchor, Pinnochio, Unity, Mobile and more.
Create a database migration to add a table, add columns to an existing table, add a setting, or otherwise change the schema of Ghost's MySQL database.
Comprehensive React and Vite SPA performance, architecture, and deployment guidelines. Use this skill when building, reviewing, or refactoring React applications built with Vite (SPA). Covers...
Performs technical SEO audits covering site speed, crawlability, indexability, mobile-friendliness, security, and structured data. Identifies technical issues preventing optimal search performance.
Performs technical SEO audits covering site speed, crawlability, indexability, mobile-friendliness, security, and structured data. Identifies technical issues preventing optimal search performance.
Optimize for search engine visibility and ranking. Use when asked to "improve SEO", "optimize for search", "fix meta tags", "add structured data", "sitemap optimization", or "search engine optimization".
SEO（meta/OGP/JSON-LD/見出し階層）、SMO（SNSシェア表示）、CRO（CTA改善/フォーム最適化/離脱防止）の3軸で成長を支援。検索順位向上、コンバージョン改善が必要な時に使用。
Optimize end-to-end application performance with profiling, observability, and backend/frontend tuning. Use when coordinating performance optimization across the stack.