ajv

The fastest JSON schema Validator. Supports JSON Schema draft-04/06/07/2019-09/2020-12 and JSON Type Definition (RFC8927)

Json Schema Type Builder with Static Type Resolution for TypeScript

Super-fast/easy runtime validators and serializers via transformation

📋 Validation resolvers: Yup, Zod, Superstruct, Joi, Vest, Class Validator, io-ts, Nope, computed-types, typanion, Ajv, TypeBox, ArkType, Valibot, effect-ts, VineJS and Standard Schema

Vue and Nuxt 2/3 isomorphic JSON editor, viewer, formatter and validator.

Create forms using JSON schema. Bring your components!

Custom error messages in JSON Schemas for Ajv validator

Command-line interface for Ajv JSON Validator

Additional JSON-Schema keywords for Ajv JSON validator

Options Validation

🧬 The fastest schema library in JavaScript, with a focus on top-notch DX and small bundle size

JSON Schema validation for Human 👨‍🎤

JSON Schema format validation for Ajv v8+

Internationalised error messages for Ajv JSON schema validator

Express middleware for validating requests against JSON schema

All schemas used for validation that are shared between our projects

Node with mysql boilerplate

Validate your Markdown frontmatter data against a JSON schema — remark-lint rule plugin

A simple plugin that enables response validation for Fastify

First-class ajv typescript JSON-schema builder inspired from Zod