ajv vs yup

NPM Package Comparison - Which one should you use?

ajv

🏆Most PopularðŸŠķLightweight📘TypeScript

Another JSON Schema Validator

View Repository →
npm install ajv

yup

ðŸ“ĶSmallest⭐Most Starred📘TypeScript

Dead simple Object schema validation

View Repository →
npm install yup

Download Trends (Last 12 Weeks)

When to Choose Each

👉Choose ajv if:

  • ✓You want the most battle-tested solution with a larger community
  • ✓You need actively maintained software with recent updates

👉Choose yup if:

  • ✓Bundle size is critical for your project
  • ✓Community popularity and ecosystem support matter to you

Comparison

Metricajvyup
Weekly Downloads272.3M10.5M
GitHub Stars14.7k23.7k
Bundle Size1.0 MB270.4 KB
Dependencies44
Last Updated1 months ago6 months ago
TypeScriptYesYes
LicenseMITMIT
Version8.18.01.7.1

Related Comparisons

ajv vs joiajv vs zodjoi vs yupyup vs zodjoi vs zod