4933 Open source projects that are alternatives of or similar to Validator.js

✅ Form Validation for Vue.js

Tiny and Powerful Library for limit an entry (text box,input) as number,string or more...

Validate, sanitize and transform values with proper TypeScript types and zero dependencies.

Yet another validation lib ;). Provides tools for general-purpose variable validation, function inputs/outputs validation as well as class fields validation. All entry points raise consistent ValidationError including all contextual details, with dynamic inheritance of ValueError/TypeError as appropriate.

Golang parameter validation, which can replace go-playground/validator, includes ncluding Cross Field, Map, Slice and Array diving, provides readable,flexible, configurable validation.

A simple JavaScript validation library that doesn't interfere

⚔ Go package for data validation and filtering. support Map, Struct, Form data. Go通用的数据验证与过滤库，使用简单，内置大部分常用验证、过滤器，支持自定义验证器、自定义消息、字段翻译。

An express.js middleware for validator.js.

Simple, smart and pleasant validation solution.

⁉️轻量级的 JavaScript 表单验证，字符串验证。没有依赖，支持 UMD ，~3kb。

A simple jQuery plugin to validate forms.

Functional validations inspired by Ruby's ActiveModel

💯 简单灵活的表单验证插件，支持小程序、浏览器以及Nodejs端使用

Validot is a performance-first, compact library for advanced model validation. Using a simple declarative fluent interface, it efficiently handles classes, structs, nested members, collections, nullables, plus any relation or combination of them. It also supports translations, custom logic extensions with tests, and DI containers.

Elegant validation library for type-safe input data (for TypeScript and Flow)

A simple, fast, extensible python library for data validation.

Validação de CPF, CNPJ, CNH, NIS, Título Eleitoral e Cartão Nacional de Saúde com Laravel.

Swagger 2.0 and OpenAPI 3.0 command-line tool

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

CakePHP: The Rapid Development Framework for PHP - Official Repository

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.

🍃 Kotlin Spring 5 Webflux functional application with api request validation and interactive api doc

A lightweight library for converting complex objects to and from simple Python datatypes.

🧙 Simple web-like forms in react native.

This GitHub Actions validates OpenAPI (OAS) definition file using Swagger Editor.

🔥 Concurrently execute your validators in a simple, practical and light validator engine.

The Validator component provides tools to validate values following the JSR-303 Bean Validation specification.

TypeScript Declarative Validation for Joi

The power of Respect Validation on Laravel

An idiomatic Go (golang) validation package. Supports configurable and extensible validation rules (validators) using normal language constructs instead of error-prone struct tags.

Validates password according to flexible and intuitive specification

Lightweight and feature-rich PHP validation and filtering library. Support scene grouping, pre-filtering, array checking, custom validators, custom messages. 轻量且功能丰富的PHP验证、过滤库。支持场景分组，前置过滤，数组检查，自定义验证器，自定义消息。

Options Validation

A library to validate OpenUI5 fields

Elegant and Simplest Digit UITextField

Validation and transformation library powered by deductive ascending parser. Made to be extended for any kind of project.

Rule based data validation library for python 3.

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

WhatPulse reverse engineered

Elegant iOS form builder in Swift

ember-cli addon adds validation support to your Ember-Data models.

Allows uniting of several validation rules into single one for easy re-usage

Validation library for node.js

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intl-tel-input for the Rails asset pipeline

validate-framework：一款轻量、无依赖的 JavaScript 验证组件

Parameter, query, form data validation and filtering for NodeJS.

OpenAPI 2.0/3.0.x intellisense, validator, linter, converter and resolver extension for Visual Studio Code

A library and command line interface for formatting and linting Dockerfiles.

Android library to make form validation easier

Go语言的数据过滤包，由 数据输入、格式化、校验、输出 几个部份组成。

💯 Tiny Vue Validate Composition

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🦉 Validate Thai Citizen ID with 0 dependencies 🇹🇭

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Javascript form validation. Pure JS. No jQuery

Valiktor is a type-safe, powerful and extensible fluent DSL to validate objects in Kotlin

✅ Easy property validation for JavaScript, Node and Express.

ASP.NET Core - Transform server-side validations to client-side without writing any javascript code. (Compatible with Fluent Validation)