web-perf

Analyzes web performance using Chrome DevTools MCP. Measures Core Web Vitals (FCP, LCP, TBT, CLS, Speed Index), identifies render-blocking resources, network dependency chains, layout shifts, caching issues, and accessibility gaps. Use when asked to audit, profile, debug, or optimize page load performance, Lighthouse scores, or site speed.

$ Installer

git clone https://github.com/elithrar/dotfiles /tmp/dotfiles && cp -r /tmp/dotfiles/.config/opencode/skill/web-perf ~/.claude/skills/dotfiles

// tip: Run this command in your terminal to install the skill