String validation

Dead simple Object schema validation

The most powerful data validation library for JS

A React component for building Web forms from JSON Schema.

The fastest JSON schema Validator. Supports JSON Schema draft-04/06/07/2019...

The modular and type safe schema library for validating structural data

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

A simple and composable way to validate data in JavaScript (and TypeScript)...

Runtime type system for IO decoding/encoding

An express.js middleware for validator.js.

Super-fast/easy runtime validators and serializers via transformation

The form framework for coding agents

JavaScript fluent validation library

Framework agnostic validation for type-safe environment variables

Function argument validation for humans

A standard interface for TypeScript schema validation libraries

Automatically render forms for your existing data schema

Runtime validation for static types

Vest Declarative validations framework

Progressively enhance HTML forms with React. Build resilient, type-safe for...

Featureful configuration management library for Node.js

The fastest JS validator library for NodeJS

A form data validation library for Node.js

A Typescript framework to help you get an API server up and running with I/...

🗹 TypeScript HTTP Framework focusing on e2e type-safety, easy setup, perfo...

Verification, sanitization, and type coercion for environment variables in ...

Typesafe JSON (Schema) validator

The fastest schema with next-gen DX

A typesafe validation & parsing library for TypeScript.