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.

A modern, resource-friendly REST client for Windows 10

Gatling is a powerful open-source load testing solution that integrates with your development pipeline. It includes a web recorder and colorful reports.

Selenium automates browsers. That's it! What you do with that power is entirely up to you.

REST API client library for .NET

Professional software tool for HTTP testing and debugging