Libraries tagged by validation library for PHP

Openapi v2 validation library for PHP

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A schema validation library for PHP, heavily inspired by Zod.

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A robust and flexible validation library for PHP.

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BankCard validation library for php

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Type validation library for PHP.

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A PHP library for validation of VAT identification numbers and detailed information

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Service, ViewHelper and Validator classes for TYPO3 Flow in order to easily implement a captcha validation. Based on gregwar's captcha library for PHP.

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A PHP library for unique validation rules such as palindrome, isogram, and anagram checks.

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Utility for WordPress plugin developers to check requirements. Lightweight library class for validation PHP version, PHP extensions, plugins and theirs versions in Wordpress Plugins.

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Forms library for PHP >= 5.3 using Laravel 4 Validation

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A small PHP library for value parsing and validation inspired by yup.

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A lean, modern, and standards-compliant PSR-7 HTTP message library for PHP. Includes robust URI normalization, validation, and building — without routers, middleware, or extra dependencies.

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PHP WAF Client Library for secure API validation

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A PHP library for simplifying complexly-structured-data validation.

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A PHP library for X.509 public key certificates, attribute certificates, certification requests and certification path validation.

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