Apply modern web development best practices for security, compatibility, and code quality. Use when asked to "apply best practices", "security audit", "modernize code", "code quality review", or "check for vulnerabilities".
Install
npx skills add addyosmani/web-quality-skills --skill best-practicesnpx skills add addyosmani/web-quality-skills --skill best-practices -a claude-code -gnpx skills add addyosmani/web-quality-skills --skill best-practices -a codex -ggemini skills install https://github.com/addyosmani/web-quality-skills.git --path skills/best-practicesgh skill install addyosmani/web-quality-skills best-practicesgit clone --depth 1 https://github.com/addyosmani/web-quality-skills /tmp/addyosmani__web-quality-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/addyosmani__web-quality-skills/skills/best-practices ~/.claude/skills/best-practices # Claude Code
cp -R /tmp/addyosmani__web-quality-skills/skills/best-practices ~/.agents/skills/best-practices # Codex, Cursor, Gemini CLI, Copilot, OpenCode