Libraries tagged by validation engine

The most awesome validation engine ever created for PHP

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Validation engine and rules

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The most awesome validation engine ever created for PHP. Respect/Validation 汉化版本

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An Awesome Validation Engine for PHP

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Custom rules for the most awesome validation engine ever created for PHP.

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Preflow validation — rule engine, built-in rules, error bags

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A rule engine that can determine the rank of a poker hand.

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Validation engine

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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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Composable, rule-based data sanitization engine for PHP 8.4+ — 33 rules, #[Sanitize] attributes, XSS prevention, powered by kariricode/property-inspector. ARFA 1.3.

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Fluxon is a PHP form engine for headless, frontend, runtime, and distributed form workflows.

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Forkable core PHP framework with zero dependencies beyond PSR interfaces: SQL-first database layer with a federated virtual SQL engine, PSR-15 routing, template inheritance, ICU i18n, RFC 5322 mail, JSON Schema validation — provides implementations for the PSR container, http-message, http-client, simple-cache and log contracts

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Framework-agnostic PHP chess core for move validation, game state management, FEN/PGN handling, and engine integration.

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Laravel sitemap generator and crawler package for SEO optimization. Supports multilingual sites, image/video indexing, link validation, priority scoring, and advanced crawling automation.

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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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