Libraries tagged by validation library

A library for validating emails against several RFCs

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Version comparison library that offers utilities, version constraint parsing and validation.

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Thin assertion library for input validation in business models.

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A library for parsing, formatting, storing and validating international phone numbers, a PHP Port of Google's libphonenumber.

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SPDX licenses list and validation library.

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PHP Laravel like standalone validation library

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Simple, elegant, stand-alone validation library with NO dependencies

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A high-level machine learning and deep learning library for the PHP language.

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A small library for validating International BankAccount Numbers (IBANs).

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Flexible and highly usable validation library with no dependencies.

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Colority is a lightweight PHP library designed to handle color transformations, validations and manipulations with ease.

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Data validation library. Validate arrays, array objects, domain models etc using a simple API. Easily add your own validators on top of the already dozens built-in validation rules

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An easy to use, accurate-ish & extensible email validation library for PHP 7+

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A wrapper around the respect/validation PHP validation library for easier error handling and display

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A robust PHP 7.4+ email validation library that extends beyond basic validation with MX record checks, disposable email detection, and free email provider validation. Features include strict typing, custom validator support, internationalization (i18n), and an extensible architecture. Perfect for applications requiring thorough email verification with customizable validation rules.

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