joi vs zod

NPM Package Comparison - Which one should you use?

joi

ðŸ“ĶSmallest🔄Recently Updated📘TypeScript

Object schema validation

View Repository →
npm install joi

zod

🏆Most Popular⭐Most StarredðŸŠķLightweight📘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
  • ✓Community popularity and ecosystem support matter to you

Comparison

Metricjoizod
Weekly Downloads27.2M274.7M
GitHub Stars21.2k43.8k
Bundle Size1.9 MB5.8 MB
Dependencies70
Last Updated2 days ago6 days ago
TypeScriptYesYes
LicenseBSD-3-ClauseMIT
Version18.2.84.5.4

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