Libraries tagged by validation patterns

Ultra-fresh PHP matching functions

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Ultra-fresh PHP matching class (in PHP 7.x OOP)

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Input validation pattern with basic validators and field set validators

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GlobalXtreme Validation Pattern

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Simple validation with composite pattern.

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Symfony bundle for dynamic validation constraint modification via provider pattern

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Classes which implements the Chain of Responsibility pattern in validating data. Intended primary use is for handling complex validations.

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A modern, extensible PHP library for validating primitive data types, files, nested objects, and arrays of objects with reusable and centralized validation rules.

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Recursive array validator

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PHP Structure helper with typed properties and attributes

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Advanced validation library with multiple API styles including JSON templates, inline rules, builder pattern, and functional composition. Features 50+ built-in validators, dot notation for nested objects, field reference resolution, and internationalization support. Zero dependencies, fully synchronous, and designed for maximum developer experience with extensible custom rule system.

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SpiderForm - Modern PHP Form Builder with Chain Pattern. Weaving perfect forms for Symfony & Laravel

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Modern PHP Form Generator with Chain Pattern - Supports Symfony, Laravel, Twig, and Smarty

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PHP implementation of portable content system - Mutable Architecture with AbstractBlock v0.4.0

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