Libraries tagged by validation engine

The most awesome validation engine ever created for PHP

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

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Validation engine for Cortex and the PHP Fat-Free Framework

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Easy request validation and route generation from open API specifications (for Laravel)

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Atom - PHP 8.5 micro-framework. Single PCRE router, template engine, DI, validation, sessions, CLI.

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Framework-agnostic form-builder engine for Contenir CMS — runtime-editable form definitions, builder-form construction, server-side submission validation.

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A Laravel Eloquent Model for managing dynamic validation engine rules.

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一个轻量、易用的 PHP 规则引擎，支持多条件组合与动态规则执行，适用于业务规则判断、数据校验等场景 | A lightweight and flexible PHP rule engine supporting complex conditions and dynamic rule execution—ideal for business logic evaluation and data validation.

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A small expression language for business rules: one rule gives the same answer in Python, JavaScript, PHP, C++23, Common Lisp, Rust and Go, or in your database as SQL. Exact decimal arithmetic, no floating point, no truthiness.

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Fast semantic classification and decision engine for Laravel.

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A Symfony-compatible workflow engine for Laravel. State machines, Petri nets, guards, events, validation, weighted arcs, middleware, and YAML/JSON/PHP import/export.

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Framework-agnostic form-builder engine for Contenir CMS — runtime-editable form definitions, builder-form construction, server-side submission validation.

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Validation engine and rules

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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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Type-safe Twig views with template validation and testing capabilities

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