Web Best Practices (Web Quality Skills)
SkillModernize a web app's code for security headers, browser compatibility and clean, current APIs.
by addyosmani Listed Jan 18, 2026
Clone or download it from github.com, then drop the folder into ~/.claude/skills/ (Claude Code) or your agent's skills directory.
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About Web Best Practices (Web Quality Skills)
From Addy Osmani's Web Quality Skills. The agent reviews your front end for the Lighthouse best-practices bucket: HTTPS and security headers, deprecated APIs, console errors, image aspect ratios and compatibility gotchas, then suggests fixes in order of impact.
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