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React Best Practices

Vercel's React and Next.js performance rules

View SKILL.md

About

Vercel Engineering's rulebook of about 70 React and Next.js performance rules, ranked by impact: request waterfalls, bundle size, server rendering, data fetching and re-renders. Each rule has its own file with bad and good examples the agent loads while writing or reviewing code.

Install

Works with Claude Code

Trust score

98

Scored from what the skill's own files let it do. How it works

  • No bundled scripts
  • No shell commands
  • Doesn’t write files
  • No network access
  • No credentials needed

Instructions only: SKILL.md plus rule markdown files and metadata.json. No scripts, commands, network or credentials.

Reviewed from source on Oct 15, 2026. Read the files yourself before installing.

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