Requestly is an open-source tool that simplifies API development, testing, mocking, and integration for developers and QAs.

Integrate systems. Automate work. Accelerate your digital transformation with a single platform for integration and business process automation.

Cloud-scale performance testing. Effortless load testing and synthetic checks at scale. Cloud-native and open-source. The next evolution of performance testing.

Design, debug, and test APIs locally or in the cloud

RapidAPI for Mac is a full-featured HTTP client that lets you test and describe the APIs you build or consume. It has a beautiful native macOS interface to compose requests, inspect server responses, generate client code and export API definitions.

Swagger UI allows anyone — be it your development team or your end consumers — to visualize and interact with the API’s resources without having any of the implementation logic in place