Unifying API testing, API Performance testing, API Mocks and UI testing.

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

All-in-one test management solution for both manual and automated software testing

An open source Ruby library for automating tests.

Built for developers and testers alike, SoapUI is the only open source tool that covers the entire testing spectrum (functional, security, load, mocking).

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.