Libraries tagged by validity

PSR-7 and PSR-15 OpenAPI Validation Middleware

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Verify that your entity exists

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Validates popular debit and credit cards' numbers against regular expressions and Luhn algorithm. Also validates the CVC and the expiration date.

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Custom Laravel Validator for combined unique indexes

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A slim middleware for validation based on Respect/Validation

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A simple package that validates EU VAT numbers against the central ec.europa.eu database

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CakePHP Validation library

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

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Small PHP library to valid email addresses using a number of methods.

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Decouple validation from Laravel controllers with ValidatorAssistant

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Laravel validation rule that checks if a password has been exposed in a data breach

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Semantic Versioning library for PHP. It implements the full semantic version 2.0.0 specification and provides ability to parse, compare, and increment semantic versions along with validation against constraints.

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Argonaut is a lightweight Data Transfer Object (DTO) package for Laravel that supports nested casting, recursive serialization, and validation out of the box. Ideal for service layers, APIs, and clean architecture workflows.

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Static analysis for PHP regular expressions: parse, validate, explain, prove ReDoS safety, lint, optimize and compare patterns, with PHPStan, Psalm, Rector, Symfony and Laravel integrations.

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Take your Eloquent Models to the next level

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