Open-source performance toolkit

Design your Lighthouse workflow like a performance release.

Explore stack-specific SKILL.md playbooks, copy instantly, and install for Codex or Claude Code in minutes.

Core Static HTML React + Vite Next.js WordPress

Install

Claude Code: copy folders to ~/.claude/skills/

Codex: copy folders to ~/.codex/skills/

bash installers/install-claude.sh
bash installers/install-codex.sh
pwsh ./installers/install.ps1 -Target codex

Optimization Sequence

  1. LCP
  2. CLS
  3. JS execution / TBT / INP
  4. Render-blocking resources
  5. Fonts
  6. Caching / delivery
  7. SEO / accessibility follow-up

Skill Library

Skill Markdown