Libraries tagged by object validation

Standalone PHP 8.5+ schema-driven form builder with DTO-backed form definitions, HTML rendering, validation, normalization, and repeater support.

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Power up PHP arrays and objects and access nested data (even within functions) without worrying about validation.

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The PHP validation library that converts data to Plain Old PHP Objects

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Model mapping, unmapping and validation

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A collection of reusable domain primitives for PHP applications

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Validation components for Daikon-CQRS projects.

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Type-safe PHP form validation library with filtering, nested forms, and typed error objects. Zero dependencies.

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Extended validation attributes, casts, transformers, and type utilities for spatie/laravel-data

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Feeld provides typed field objects that can be used as building blocks to create CLI questionnaires, HTML forms, and much more. Includes sanitization and validation.

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A lightweight immutable value object for parsing and working with email addresses in WordPress.

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Ensures input accessed from a Laravel request object is validated

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PHP data type validation: primitives (int, double, bool, array, string) and objects

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Object oriented PHP5 form tools

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This library provides an implementation of the Notification Pattern with additional functionality to keep code DRY and to be more useful in the context of Domain-Driven Design (DDD) and its value objects.

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This library can be used for transforming an array, an object or a json-string into a needed array, object or json-string and validating the values and the schema against a configuration array.

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