Slim is a PHP micro framework that helps you quickly write simple yet powerful web applications a...

A library to validate a json schema.

Symfony Serializer Component

JSON Linter

Library for (de-)serializing data of any complexity; supports XML, JSON, and YAML.

Allows you to easily serialize, and deserialize data of any complexity

provides convenience methods for serializing native PHP to JSON and decoding JSON to native PHP

Documentation Generator for PHP

🛠 Nette Utils: lightweight utilities for string & array manipulation, image handling, safe JSON ...

Handle the output of complex data structures ready for API output.

JSON Object Signing and Encryption library for PHP.

A lightweight and powerful OAuth 2.0 authorization and resource server library with support for a...

Declaratively specify how to extract elements from a JSON document

Adds CORS (Cross-Origin Resource Sharing) headers support in your Laravel application

PhantomJS API based server for webpage automation

Generates documentation for your REST API from annotations

Stripe PHP Library

Encodes, decodes, and validates JSON data.

A RESTful API package for the Laravel and Lumen frameworks.

Adds CORS (Cross-Origin Resource Sharing) headers support in your Symfony application

External authentication via OAuth and OpenID for the Yii framework

GitHub API v3 client

API Blueprint documentation generator.

Support for authenticating users using both OAuth1.0a and OAuth2 in Symfony2.

A PHP wrapper for Twilio's API

swagger-php - Generate interactive documentation for your RESTful API using phpdoc annotations

PHP 7.1 source code API generator.

Doctrine2 behavioral extensions

📐 Nette Schema: validating data structures against a given Schema.

A Readable, Chainable, REST friendly, PHP HTTP Client