Libraries tagged by backend validation

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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A combined back- and front-end package to manage data-submissions and forms in Laravel

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This package is for handling the crud for simple crud like for setup etc.

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A complete API Starter Kit for Laravel 11+ designed to accelerate backend development. This package provides a clean and scalable API architecture with authentication, request validation, standardized API responses, error handling, and best practices. Perfect for SaaS platforms, mobile apps, admin panels, and high-performance REST APIs built with Laravel.

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PHP validation client for CountriesDB with Laravel validation rules and a standalone Http-based validator for country and subdivision code checks against the CountriesDB backend API.

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This handles backend validations and formatting of Nigerian phone numbers

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Combine htmlbuilder for backend validation and ORM for frontend communication

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Flexible authentication stack supporting multiple credential obtaining methods and account validation backends.

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Shared AI backend for LaravelDesign, Elgg, and any PHP application that wants first-class Anthropic Claude integration. Ships an HTTP client, reusable prompt templates, per-user/per-license usage tracking, and license-key validation.

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Backend module for editorial accessibility analysis. Checks content elements for common accessibility issues before publication. Includes TYPO3 link validation to surface broken links alongside accessibility warnings.

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ReqEase-PHP: The PHP backend for ReqEase - A powerful library for seamless form handling and validation on the web. Integrate with ReqEase on the front end for efficient form processing.

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Your framework-agnostic Swiss Army knife for PHP 8.1+ native enums

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Validation module for the ez-php framework — rule-based validator with database-backed unique/exists rules and optional i18n support

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Concrete PHPNomad JsonSchemaValidatorStrategy backed by opis/json-schema. Drop-in implementation with draft 2020-12 support.

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PHP SDK for the Postio API — UK address, email, and phone validation. PAF + Ordnance Survey backed. PSR-18 over Guzzle.

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