Top 592 validation open source projects

Python library of 60+ commonly-used validator functions

General purpose validation system for objects, nested objects, enumerables written in Swift

Macro derived validation for cats.data.Validated

Fast, dependency-free, small Go package to infer the binary file type based on the magic numbers signature

🧙 Simple web-like forms in react native.

protoc plugin to generate polyglot message validators

Simple controlled forms with validations in react

input validation framework

RawModel.js plugin for Vue.js v2. Form validation has never been easier!

Check if a buffer contains valid UTF-8

A flexible forms validation and rendering library for Python.

Molecule Validation and Standardization

Responsable Multistep Form Builder for Laravel

Lightweight (~4,5kb gzip) form validation in Javascript Vanilla, without dependencies, with customizable rules (including remote validation), customizable messages and customizable submit form with ajax helper.

React and Material-UI Rendering Layer for MSON

Form object to use with Vue components for sending data to a Laravel application using axios.

React PropType to conditionally add `.isRequired` based on other props

Painless form validation for AngularJS. Powered by the jQuery Validation Plugin.

Unicorn - W3C's Unified Validator

Checks that all dependencies in your package.json have supported versions installed and complies with your specified node engine version range

A friendly library for parsing HTTP request arguments, with built-in support for popular web frameworks, including Flask, Django, Bottle, Tornado, Pyramid, webapp2, Falcon, and aiohttp.

🌱 A friendly kotlin library to validate API endpoints using an OpenApi 3.0 and Swagger 2.0 specification

A reasonably safe JSON Schema validator with draft-04/06/07/2019-09 support.

CakePHP: The Rapid Development Framework for PHP - Official Repository

✅ Form Validation for Vue.js

Java library to support the BagIt specification.

A tiny class validation library.

A validator for PHP with Respect/Validation

Node.JS library for serializing/deserializing FHIR resources between JS/JSON and XML using various node.js XML libraries

Micro check library in Golang.

Data validation library for golang. [MIGRATING TO NEW ADDRESS]

🚀 A RESTful API generator for Node.js

A PHP library to calculate and check the italian tax code (codice fiscale).

Javascript based form validation library, third party library / framework agnostic.

Error reporters for io-ts

Android validation library which helps developer boil down the tedious work to three easy steps.

An Angular Module for easy data driven (reactive) form validation

This package provides a framework for writing validations for Go applications.

Validation library with type-safe schemas and rules

Validar, formatar e gerar números de CPF (validate, format and generate CPF numbers 🇧🇷).

🇦🇷 🛠 NPM library. Validation of Argentinian bank account numbers, IDs and phone numbers

All schemas used for validation that are shared between our projects

Common input and integrity validation routines for Visual Studio and other applications

Automatic Migrations, Validation and More

A joi validation middleware for Express.

C++ parser of INI files with schema validation.

Laravel 5 client for the Genderize.io API

Formik slides & demos from React Alicante

Simple PHP helper class for Validation.

Reactive MobX Form State Management

The Final Form of configuration files

Unique validation for Objection.js

React library for composing declarative forms, manage their state, handling their validation and much more.

A simple credit card validation Python library with no dependencies

Partial Lenses Validation is a JavaScript library for validating and transforming data

simple, powerful, vuejs validation.

golang JSON validation library.

Client-side javascript validator library ports from Laravel 5.2

✔️ A tiny TypeScript library for form validation

Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.