Install

Require via Composer:

Terminal

$ composer require shiny/json-logic-php

Or add to your composer.json:

composer.json

{
  "require": {
    "shiny/json-logic-php": "^1.0"
  }
}

Usage

app.php

<?php
require 'vendor/autoload.php';

use Shiny\JsonLogic\ShinyJsonLogic;

$rule = [">" => [[ "var" => "age" ], 18]];
$data = ["age" => 21];

ShinyJsonLogic::apply($rule, $data);
// => true

// Drop-in replacement — global aliases are registered automatically
JsonLogic::apply($rule, $data);   // also works
JSONLogic::apply($rule, $data);   // also works

Try it live

Ruby shiny_json_logic

Hit Evaluate to see the result

PHP shiny/json-logic-php

Hit Evaluate to see the result

Crystal shiny_json_logic

Hit Evaluate to see the result

JavaScript json-logic-engine

Hit Evaluate to see the result

How does it compare?

Feature	shiny/json-logic-php	jwadhams/json-logic-php
Official tests	100%	63.9%
Last updated	2026	2024
PHP 8.x	✓	✓
Strict types	✓	✗

Why shiny/json-logic-php?

100% Spec Compliant

Passes all 601 official JSON Logic tests from the json-logic community. No edge cases swept under the rug.

Drop-in Replacement

Registers JsonLogic and JSONLogic as global aliases automatically. Switch packages in your composer.json — no code changes needed.

Modern PHP

Written for PHP 8.1+ with strict types, clean namespacing, and proper autoloading. The original library hasn't been updated since 2020.

Actively Maintained

Built and maintained by contributors to the JSON Logic specification. Issues are addressed. PRs are welcome.

View on Packagist → View on GitHub →

Also available for Ruby and Crystal

Same spec compliance, same API across all three languages.

shiny_json_logic → Crystal →

See how fast it is

Compare PHP against Ruby and Crystal in our live benchmark suite.

View Benchmarks →