Zod: open source alternative to Yup and Joi

The modular and type safe schema library for validating structural data 🤖

Modular, tree-shakeable schemas with type inference, and a Zod migration guide.

TypeScript's 1:1 validator, optimized from editor to runtime

Schemas written in TypeScript's own syntax, with type inference.

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v4.6.52026-09-13d2b135cfb7a3582b9eb515756b9166bcb9521f4a docs: add the 4.6.x patch highlights to the 4.6 post
v4.6.42026-09-13A patch on top of 4.6.3.
v4.6.32026-09-12A patch on top of 4.6.2.
v4.6.22026-09-10A patch on top of 4.6.1.
v4.6.12026-09-09A patch on top of 4.6.0.

unsigned The latest release, v4.6.5, carries no signature GitHub could verify.

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YupSchemas that infer their TypeScript types, with a similar chaining API.Full replacement
JoiSchema validation with static type inference, for Node.js and browsers.Full replacement

Zod