Yup
OPEN SOURCE
Dead simple object schema validation.
About
Yup is a JavaScript schema builder for value parsing and validation. It is designed to be simple, intuitive, and powerful for validating objects and values in JavaScript applications.
Pricing
Pricing Type
Open Source
Free tier available
Last checked: February 20, 2026
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Key Facts
Categories
Platforms
Web
Company
Yup
Founded
Founded in 2017
Country
Global
Language
English