joi vs zod

NPM Package Comparison - Which one should you use?

joi

ðŸ“ĶSmallest⭐Most Starred📘TypeScript

Object schema validation

View Repository →
npm install joi

zod

🏆Most PopularðŸŠķLightweight🔄Recently Updated📘TypeScript

TypeScript-first schema declaration and validation library with static type inference

View Repository →
npm install zod

Download Trends (Last 12 Weeks)

When to Choose Each

👉Choose joi if:

  • ✓Bundle size is critical for your project

👉Choose zod if:

  • ✓You want the most battle-tested solution with a larger community
  • ✓You prefer fewer dependencies to reduce supply chain risk

Comparison

Metricjoizod
Weekly Downloads15.5M86.3M
GitHub Stars21.2kN/A
Bundle Size557.3 KB4.3 MB
Dependencies70
Last Updated2 months ago6 days ago
TypeScriptYesYes
LicenseBSD-3-ClauseMIT
Version18.0.24.3.6

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