Audit Your package.json for Outdated and Vulnerable Dependencies
Running npm audit tells you about known vulnerabilities, but it doesn't tell you which outdated packages are worth updating or what breaking changes to expect. Claude can fill that gap.
Paste your package.json and ask:
Review my package.json dependencies. Flag any that:
- Have known security vulnerabilities
- Are significantly outdated and have important updates
- Are deprecated or abandoned
- Have better alternatives worth switching to
Explain why each one matters before suggesting an update.
Claude will go through your dependency list and give you a prioritised view — not just a raw list of version bumps, but context about what changed, whether the upgrade is risky, and whether you actually need the package at all.
You can also combine this with npm outdated output for a richer picture:
npm outdated --json | claude -p "Which of these upgrades are safe to do right now,
and which ones have breaking changes I should research first?"
This works for other package managers too — paste a composer.json, Gemfile, go.mod, or requirements.txt and ask the same question.
Know what you're updating and why — don't just run the upgrade script blindly.
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Set up Claude Code as an automated reviewer in your CI pipeline — on every pull request, it reads the diff, checks for bugs, security issues, missing tests, and convention violations, then posts its findings as a PR comment. Your human reviewers get a head start because the obvious issues are already flagged before they look.
Before deploying, tell Claude to read your project — migrations, environment variables, queue workers, scheduled tasks, caching, third-party integrations — and generate a deployment checklist that's specific to your app. Not a generic "did you run migrations?" list, but one that knows YOUR infrastructure and catches the things YOUR deploy can break.
Instead of writing a README from memory or copying a template, tell Claude to read your project and generate one that's actually accurate — real setup instructions from your config, real architecture from your directory structure, real API examples from your routes, and real prerequisites from your dependency files.