Libraries tagged by validation rules

A lean but powerful DSL-based model system for TYPO3 with Symfony validation, property access, nested relations, and business rule validation. QkSkima Model is an alternative approach, when you think Extbase is too heavy for the job.

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Some pre-defined rules for validation in Omnipay payment processing library.

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A validator featuring rule objects, string rule mapping, wildcard validation and more

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Platine Validator is a simple, extensible validation library with support for filtering

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PHPStan rules for validating PDO/MySQL code: SQL syntax, parameter bindings, and SELECT columns matching PHPDoc types

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The last validation library you will ever need!

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PHP spell checking library with Composite Pattern — Brazilian Portuguese (pt_BR) and American English (en_US) rules, Enchant dictionary support, and custom word lists.

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Generate Zod v4 TypeScript schemas from Spatie Laravel Data classes (output) and Laravel FormRequest classes (input). Full Laravel rule coverage, schema references for nested Data classes, lazy-ref dedup for circular relations, locale-aware messages.

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Type-safe environment variable validation for Laravel and PHP applications with intelligent presets and extensible rule objects

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A Laravel package for filtering and sanitizing request variables with customizable rules

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Laravel wrapper for voku/anti-xss — Facade, service, validation rule, middleware and Blade directive to sanitize XSS in strings.

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Laravel package providing a Google reCAPTCHA Enterprise validation rule and a Blade drop-in

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Composable PHP authorization toolkit — Casbin RBAC enforcer, JWT/OIDC verification (JWKS), fine-grained capabilities, validation rules and ready-to-use HTTP middlewares for API protection.

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Laravel validation rule and helpers for Ghana phone numbers

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Validate and normalize phone numbers for 209 countries, with drop-in Laravel validation rules (exists/unique, translations, nullable).

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