Web performance audits with Core Web Vitals, bottleneck identification, optimization recommendations. Use for page load times, performance reviews, UX optimization, or encountering LCP, FID, CLS issues, resource blocking, render delays.
Analyzes website speed and user experience by measuring Core Web Vitals, identifying performance bottlenecks, and providing actionable optimization advice.
Why this plugin
Delivers immediate, actionable insights for web performance tuning directly within Claude Code, eliminating the need for external tools or complex setups. It solves slow page loads and poor UX by pinpointing issues like render-blocking resources and layout shifts.
Prerequisites
Requires Claude Code CLI and access to the plugin marketplace. No external API keys or specific dependencies needed for the audit functionality itself.
npx claudepluginhub secondsky/claude-skillsExpert guidance for Next.js Cache Components and Partial Prerendering (PPR). Proactively activates in projects with cacheComponents: true, providing patterns for 'use cache' directive, cacheLife(), cacheTag(), cache invalidation, and parameter permutation rendering.
Migrate your code and prompts from Sonnet 4.x and Opus 4.1 to Opus 4.5.
Persistent memory system for Claude Code - seamlessly preserve context across sessions
Context persistence, restoration, and long-running conversation management