SoapUI is the world's most popular API testing tool, trusted by millions of users. It is a powerful automated testing tool for SOAP and REST APIs, allowing users to write, run, integrate, and automate advanced API tests with ease. Whether you are a developer or a tester, SoapUI offers a simple and easy way to begin your API testing journey. It supports a wide range of protocols including REST, SOAP, GraphQL, and JMS, making it suitable for various testing needs. SoapUI is designed to accelerate API quality by providing tools for creating, managing, and executing end-to-end tests on different web services. With SoapUI, you can test the functionality, performance, and security of your APIs, ensuring that they function as intended and can handle the expected load. The tool also offers features like API mocking, data-driven testing, and comprehensive test reporting, providing a comprehensive testing solution. SoapUI is backed by SmartBear, a leading provider of testing tools, and is part of their ReadyAPI platform, which is the next-generation tool for API validation. With ReadyAPI, you can automate API testing and integrate it into your team's continuous delivery pipeline. The platform supports additional protocols like XML-RPC, MQTT, and more, catering to the needs of small to enterprise teams working across different environments. Overall, SoapUI and ReadyAPI are trusted tools for API testing, providing users with the tools they need to deliver software faster and ensure API quality throughout the development and testing process.