734 Open source projects that are alternatives of or similar to Validr

A library to validate OpenUI5 fields

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

Swagger 2.0 and OpenAPI 3.0 parser/validator

Swagger 2.0 and OpenAPI 3.0 command-line tool

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

An implementation of the JSON Schema specification for Python

Validate GraphQL fields

Custom JSON-Schema keywords for Ajv validator

Data parsing and validation using Python type hints

Generate forms from JSON Schema to use with React (& redux-form)

A simple (but correct) library for validating email addresses. Supports mail addresses as defined in rfc5322 as well as the new Internationalized Mail Address standards (rfc653x). Based on https://github.com/jstedfast/EmailValidation

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.

TypeScript Declarative Validation for Joi

A simple jQuery plugin to validate forms.

⚔ 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。

String validation

Decorator-based property validation for classes.

Data-Driven Schemas for Clojure/Script.

Simple request message validator for grpc.aspnet

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

Custom error messages in JSON-Schema for Ajv

Unicorn - W3C's Unified Validator

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

Laravel ZIP file content validator

Internationalised error messages for Ajv JSON-Schema validator

A curated list of awesome Python libraries, which implement models, schemas, serializers/deserializers, ODM's/ORM's, Active Records or similar patterns.

Codeless solution for form validation in iOS!

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

The power of Respect Validation on Laravel

Dynamic JSON Schema Validator - Supports draft-04/06

Alibaba Group Unified Form Solution -- Support React/ReactNative/Vue2/Vue3

A simple JavaScript validation library that doesn't interfere

Indicative is a simple yet powerful data validator for Node.js and browsers. It makes it so simple to write async validations on nested set of data.

JSONSchema (draft04, draft06, draft07) Validation using Go

The most awesome validation engine ever created for PHP

Simple, smart and pleasant validation solution.

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

An express.js middleware for validator.js.

OASIS TC Open Repository: Validator for STIX 2.0 JSON normative requirements and best practices

Policy Object Pattern

Javascript form validation. Pure JS. No jQuery

Credit Card Validation

A simple plugin for class-transformer and class-validator which combines them in a nice and programmer-friendly API.

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

✅ Form Validation for Vue.js

The fastest JSON schema Validator. Supports JSON Schema draft-04/06/07/2019-09/2020-12 and JSON Type Definition (RFC8927)

A tiny class validation library.

Convert class-validator-decorated classes into JSON schema

A tool to validate text inside TextInputLayout

Options Validation

Micro check library in Golang.

Use 'Another Json Validator' (ajv) from the command line

☀️ A tool for validating data using JSON Schema and converting JSON Schema documents into different data-interchange formats

✅ Easy property validation for JavaScript, Node and Express.

🔒 Laravel farsi/persian validation

The JSON Schema I-D sources

Python script to validate data in Excel files

JSON Schemas for every version of the OpenAPI Specification

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

Validate and sanitize arrays and objects.