Libraries tagged by validation for php

Enables strong types for PHP. This allows for tighter validation, especially when accepting input from users.

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Service, ViewHelper and Validator classes for TYPO3 Flow in order to easily implement a captcha validation. Based on gregwar's captcha library for PHP.

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A small PHP library for value parsing and validation inspired by yup.

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A lean, modern, and standards-compliant PSR-7 HTTP message library for PHP. Includes robust URI normalization, validation, and building — without routers, middleware, or extra dependencies.

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laravelplus/attrify streamlines Laravel validation by leveraging PHP attributes for expressive, annotation-based rules directly within your request classes. This package transforms how you define constraints, delivering cleaner code, centralized configuration, and a more intuitive development workflow. With attrify, maintaining and evolving complex validation logic becomes easier than ever—just annotate, refine, and let Laravel handle the rest.

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PHP MicroFramework for form building and validation

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Forms library for PHP >= 5.3 using Laravel 4 Validation

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PHP WAF Client Library for secure API validation

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A PHP library for simplifying complexly-structured-data validation.

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a special code generator for fast php prototype and content validation

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A robust PHP library designed for efficient CSV data processing, validation, and generation, offering flexible features for handling various CSV formats and ensuring data integrity.

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A modern PHP toolbox featuring a facade-driven API for accessing reusable utilities and helpers—covering strings, dates, files, validation, security, and beyond. Designed for Laravel and general-purpose PHP projects.

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A PHP library for X.509 public key certificates, attribute certificates, certification requests and certification path validation.

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A PHP library for verifying email addresses, ensuring they are valid and reachable. This package provides a straightforward class for email validation processes.

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PHP Library containing XML schemas for various w3c xml namespaces to be used for schema validation of xml documents

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