javascript validation library

Client-side form validation made easy

React Hook Form validation resolvers: Yup, Joi, Superstruct, Zod, Vest, Class Validator, io-ts, Nope, computed-types, TypeBox, arktype, Typanion, Effect-TS and VineJS

Decorator-based property validation for classes.

Stylish, intuitive and user-friendly prompt system. Fast and lightweight enough for small projects, powerful and extensible enough for the most advanced use cases.

Express middleware to handle OpenAPI 3.x.

Parses OpenAPI documents

Hundreds of open source icon sets in IconifyJSON format

Simple yet powerful framework for building command-line apps.

A public domain JSON Schema validator for JavaScript

Wrap zod validation errors in user-friendly readable messages

JavaScript API for Logfire - https://pydantic.dev/logfire

Internationalized number formatting and parsing utilities

React Hook Form error message component

Validation library inspired by Laravel's Validator

Statoscope extension that collects stats validation result

Public Key Infrastructure (PKI) is the basis of how identity and key management is performed on the web today. PKIjs is a pure JavaScript library implementing the formats that are used in PKI applications. It is built on WebCrypto and aspires to make it p

Library for reporting click, conversion and view metrics using the Algolia Insights API

General purpose validation library for JavaScript

Painless forms for Vue.js