gatepay/credit-card

A credit card validator and generator for PHP

1.0.0 2026-04-03 15:37 UTC

Requires

• php: >=8.1

Requires (Dev)

• phpstan/phpstan: ^2.1
• phpunit/phpunit: ^10.5
• slevomat/coding-standard: ^8.28.1
• squizlabs/php_codesniffer: ^4.0.1

MIT

• arrayiterator

• generator
• php
• validator
• credit card
• Luhn algorithm

README

Zero Dependency Credit Card (And Debit Card) Checker, based on Luhn Algorithm.

Installation

composer require "gatepay/credit-card"

Usage

For implementation please refer HOW TO guide.

Requirements

php 8.1 or higher is required to use this library.

Credit / Debit Card Brands

The brand source IIN (Issuer Identification Number) data is based on Wikipedia IIN.

By default, supported brands (factories) are:

• American Express
• BankCard
• Borica
• China T-Union
• Dankort
• Diners Club
• Diners Club International
• Discover Card
• Elo
• Humo
• HiperCard
• InterPayment
• JCB
• LankaPay
• Laser
• Maestro
• Maestro UK
• Mastercard
• Mir
• RuPay
• Solo
• Switch Debit
• Troy
• UnionPay
• UzCard
• Verve
• Visa
• Visa Electron
• GPN (Recommended to disable this brand, as it is widely overlapping with other brands, and it is not widely used - disabled by default)

License

MIT License - Use it, modify it, ship it.

Stop fighting your payment gateway. Start shipping features.

Built with ❤️ for developers who have better things to do than debug payment integrations.