Loader.io is a free load testing service that allows you to stress test your web-apps & apis with thousands of concurrent connections.

Generate new testing projects hassle-free. Ready for IDE instantly

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.

Professional software tool for HTTP testing and debugging

API Testing Platform that automatically generates unit test cases with dependency mocks from API calls

Fully integrated API and web service testing capabilities that automate end-to-end functional API testing.