Libraries tagged by expressjs

The Payum extension. It provides Paypal ExpressCheckout payment integration.

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Cron expression generator

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PHP regular expression brought up to modern standards.

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Regular Expression reverter, generates a string from a provided regular expression

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Alipay gateway for Omnipay payment processing library

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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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Parsing and evaluating mathematical formulas given as strings.

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StringCalc is a PHP calculator library for mathematical terms (expressions) passed as strings.

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PHP wrapper for PayPal APIs

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Laminas module that integrates with various queue management systems

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Lexical analyzer with individual token definition with regular expressions

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Library that generates regular expressions that match a list of strings.

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Standard (V7) compliant crontab expression parser/validator with support for time zones

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The Embedded Expression Language (Eel) is a building block for creating Domain Specific Languages

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Laravel Cashier provides an expressive, fluent interface to Mollie's subscription billing services.

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