433 Open source projects that are alternatives of or similar to Govalidator

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.

Drop in user input validation for your iOS apps.

✔️ A text and input validation library in Kotlin for Android

🔥Deep Waters is an easy-to-compose functional validation system for javascript developers 🔥

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

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

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

🦉 Validate Thai Citizen ID with 0 dependencies 🇹🇭

Benchmark Comparison of Packages with Runtime Validation and TypeScript Support

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

✅ Form Validation for Vue.js

Validates data in JavaScript in a very simple way

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。

Validates password according to flexible and intuitive specification

String validation

Simple package to display error in vue from laravel validation

Python library of 60+ commonly-used validator functions

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

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

A proxy that validates responses and requests against an OpenAPI document.

Validate GraphQL fields

A simple JavaScript validation library that doesn't interfere

JavaScript API to work easily with complex domain names, subdomains and well-known TLDs.

A Swift framework for parsing, formatting and validating international phone numbers. Inspired by Google's libphonenumber.

☑️ JavaScript fluent validation library

Swagger 2.0 and OpenAPI 3.0 command-line tool

Android fields validation library based on data binding adapters.

Technical specifications and guidelines for implementing Frictionless Data.

A fast golang library for MIME type and file extension detection, based on magic numbers

An implementation of the JSON Schema specification for Python

⚔ 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。

Valit is dead simple validation for .NET Core. No more if-statements all around your code. Write nice and clean fluent validators instead!

The most powerful data validation library for JS

Custom Field component with validation for creating easier form-like UI from interface builder.

✔ SQL Server Environmental Validation

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

Configurable API gateway that acts as a reverse proxy with a plugin system.

A high-performance, extensible argument validation library.

🏗️MSON Lang: Generate an app from JSON

Robustly checks an array of URLs for liveness. Extremely fast ⚡

Portable validations for Kotlin

A simple jQuery plugin to validate forms.

Python 3.5+ runtime type checking for integration testing and data validation

BunnyJS - Lightweight native (vanilla) JavaScript (JS) and ECMAScript 6 (ES6) browser library, package of small stand-alone components without dependencies: FormData, upload, image preview, HTML5 validation, Autocomplete, Dropdown, Calendar, Datepicker, Ajax, Datatable, Pagination, URL, Template engine, Element positioning, smooth scrolling, routing, inversion of control and more. Simple syntax and architecture. Next generation jQuery and front-end framework. Documentation and examples available.

GraphQL query complexity analysis and validation for graphql-js

Language-agnostic HTTP API Testing Tool

Function argument validation for humans

A mini Scala utility library

CheckBox, Radio Button, Labeled Slider, Dropdowns etc.

A simple schema/attributes library built on top of modern JavaScript

Worldwide postal code validation for Laravel and Lumen

Digital Signature Service : creation, extension and validation of advanced electronic signatures

A set of useful Laravel validation rules

📝 Generating, validating and processing secure forms in PHP. Handy API, fully customizable, server & client side validation and mature design.

PySchemes is a library for validating data structures in python

A generalised Result object implementation for .NET/C#

Professional data validation for the R environment

A declarative validation errors module for reactive forms.

Data validation, serialization, deserialization & form rendering. 🔢

Elegant and composable validations