Simulate APIs, integrations, and environments at enterprise scale.

Don’t just observe. Take action. The only app monitoring platform built for developers that gets to the root cause for every issue.

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.

Charles is a HTTP proxy that enables you to see traffic between your machine and the backend

ReadyAPI is a low-code API testing platform for development teams that care about creating test automation across any workflow.