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yup

v1.7.1SAFE Risk

Dead simple Object schema validation

A+100/100
Install Command
npm install yup
orpnpm add yup
Typosquat Defense
Authentic Name

No similarity to known typosquatting targets.

Lifecycle Scripts
Clean Execution

Zero preinstall or postinstall arbitrary execution hooks.

License Type
MIT

Permissive open-source license. Safe for enterprise & proprietary software.

Package Specifications

Unpacked Size
264.1 KB
Dependencies
4
Maintainers
1
Last Published
Sep 21, 2025
View on npmjs.comGitHub Repository

Direct Dependencies (4)

property-expr ^2.0.5tiny-case ^1.0.3toposort ^2.0.2type-fest ^2.19.0
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Frequently Asked Questions

Is yup safe to use in production?
yup received a Security Grade of A+ (100/100) with a risk evaluation of SAFE. It contains zero malicious postinstall scripts.
What license does yup use?
yup is licensed under the MIT license (PERMISSIVE). This is a permissive open-source license suitable for commercial applications.
How do I install yup?
Install it via NPM using: npm install yup, or via PNPM: pnpm add yup, or Yarn: yarn add yup.