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Valibot

  • Open source (MIT)
  • 9k

Verified Sep 2026

The modular and type safe schema library

Zod-style validation at a fraction of the size: tree-shakeable to 500 bytes.

The modular schema validator: tree-shakeable to ~500 bytes with full TS inference. Zod's API familiarity at a fraction of the bundle: the pick for edge/size-sensitive validation.

Who it's for

TypeScript developers who want tiny, modular schema validation with great tree-shaking.

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