Browse reusable Agent Skills, each with a clear purpose and practical guidance.
Use when auditing slow page loads, heavy assets, or rendering delays related to Optimize third-party script loading. Verify the actual bottleneck in DevTools, Lighthouse, or field data before recommending changes.
Use when applies to all HTML pages. Use when auditing a site crawl report or investigating why multiple pages compete for the same keyword in search results.
Use when reviewing authentication implementation, setting up a new auth system, or evaluating whether the current token storage approach exposes the application to XSS-based token theft.
Use when applies to all static and dynamic websites. Use when auditing a site for duplicate content, setting up a new site, or after migrating platforms that changed URL conventions.
Use when reviewing a codebase for internationalisation readiness, setting up an i18n library, or preparing strings for a new locale.
Use when applies especially to e-commerce checkouts, contact/lead forms, pricing pages, and YMYL (Your Money or Your Life) content. Use when auditing E-E-A-T or conversion optimization.
Use when applies to any page intended to be shared on X (Twitter). Use when auditing social sharing previews or adding social meta tags to a new site.
Use when reviewing scripts, client components, bundles, or runtime behavior related to Avoid implicit type coercion. Inspect both source code and the browser execution path so fixes target the real bottleneck or bug.
Use when auditing import statements in TypeScript files, setting up a new TypeScript project, or investigating unexpected bundle inclusions from type-only dependencies.