Postman - The Collaboration Platform for API Development
Laravel - A PHP Framework For Web Artisans
Ping-API - Automated API testing and monitoring.
Fat-Free - PHP micro-framework designed to help you build dynamic and robust Web applications - fast
Insomnia REST - The most intuitive cross-platform REST API Client ð´
Slim Framework - Slim is a PHP micro framework that helps you quickly write simple yet powerful web applications and APIs.