Libraries tagged by validity

A CSV utility to read, validate and write data to multiple format including JSON, XML etc.

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This package provides convenient methods to integrate the NeverBounce API into your project.

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Implementation of the Luhn algorithm in PHP. Used in validation of credit card numbers and some national identification numbers.

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Powerful & memory efficient CSS linter for PHP

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A PHP implementation of JWT (JSON Web Token) generator, parser, verifier, and validator

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Official kickbox API library client for PHP

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Create, edit, query and validate json

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A PHP package to perform operations on debit and credit cards like format, validate brand, number and Luhn algorithm. It validates popular brands like Visa, Mastercard, American Express, etc.

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Your framework-agnostic Swiss Army knife for PHP 8.1+ native enums

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A (coercive) JSON Schema v4 Validator for PHP

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Laravel package providing addressing functionality

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A PHP composer package with Chilean validations, common variables, etc. (RUT, IVA, ETC). Ready for Laravel. Grande chile ctm :)

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PHP-HTML form manager

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Checks an email address against the following RFCs: 3696, 1123, 4291, 5321, 5322

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Work with CycloneDX documents.

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