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

A simple jQuery plugin to validate forms.

Simple, smart and pleasant validation solution.

String validation

FormBuilder + class-transformer + class-validator = dynamic form group builder for Angular10+

⚔ 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。

A simple JavaScript validation library that doesn't interfere

Validation library for node.js

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.

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

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

✅ Form Validation for Vue.js

A simple Form Validation Library for Bootstrap 3 and Bootstrap 4 not depending on jQuery.

The most customizable validation framework for JavaScript.

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

💯 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

Create simple Android forms

A Higher Order Component using react-redux to keep form state in a Redux store

Validate GraphQL fields

The power of Respect Validation on Laravel

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

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。

Simple React form validation

Lightweight and powerfull library for declarative form validation

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A library to validate OpenUI5 fields

Validates password according to flexible and intuitive specification

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

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

Simple validator for react-native forms.

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

TypeScript Declarative Validation for Joi

Functional reactive forms. Multi-layer validation, custom styling, field grouping, reactive props, and much more.

A simple react form validator inspired by Laravel validation.

Vanilla javascript form validation micro-library

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.

📋 Validation resolvers: Zod, Yup, Joi, Superstruct, and Vest.

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

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

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

Easy and concise validations for Express routes

iOS validation framework with form validation support

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✅ React form state management and validation

React hooks based form validation made for humans.

📋 React Hooks for form state management and validation (Web + React Native)

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

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

Fore - declarative programming with web components

Server-Side Validation Library for PHP

Swagger 2.0 and OpenAPI 3.0 command-line tool

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

A small, zero dependency NZ bank account validation library that runs everywhere.

💳 Simple way to add a credit card

JSON Schema form for Svelte v3

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

🦉 Validate Thai Citizen ID with 0 dependencies 🇹🇭

Python script to validate data in Excel files

Javascript form validation. Pure JS. No jQuery