It is an application that enables data exchange and communication between different software. It provides seamless integration between systems and applications by transferring data via web services. It offers a flexible and extensible structure by supporting various API protocols such as RESTful, SOAP and GraphQL. The application provides developers with an interface where they can easily perform data reading, writing, updating and deleting operations. Security features allow data access to be kept under control with authentication methods such as API keys and OAuth. It provides effective management of API calls with performance monitoring and debugging tools. At the same time, it helps developers use the API quickly with detailed documentation support. Thanks to these features, it ensures that different software systems are integrated with each other and the data flow is managed smoothly.