Wisdom rest-client is a tool supports automated testing REST API, producing exquisite report, and generating exquisite REST API documentation based on historical cases.




Postman is described as 'Collaborative platform for API development providing design, specifications, testing, documentation, and requests with free and paid subscription plans' and is a very popular API Client in the development category. There are more than 50 alternatives to Postman for a variety of platforms, including Windows, Mac, Linux, Web-based and SaaS apps. The best Postman alternative is Insomnia REST Client, which is both free and Open Source. Other great apps like Postman are NativeRest, HTTPie for Terminal, Hoppscotch and Bruno.
Wisdom rest-client is a tool supports automated testing REST API, producing exquisite report, and generating exquisite REST API documentation based on historical cases.






Keep your http requests in a single file that lives in your projects repo. This app lets you run your http requests from a .http file and includes features like load testing, pre and post request scripts, and request chaining.







Nightingale is super fast and simple to use. It's highly optimized for Windows 10
It's faster than Postman and it uses less resources.
It's faster, more stable, and the UI is more intuitive.


Slumber is a TUI (terminal user interface) HTTP client. Define, execute, and share configurable HTTP requests.


Nokori is the all-in-one platform for building, hosting, and growing your SaaS business. From Instant Microservices, Auth-as-a-Service, and Transactional Email, we give tech brands the tools they need to bring ideas to life quickly and easily, while providing seamless...




REST-Explorer is an easy to use tool to query or debug REST-based web-services using HTTP or HTTPS. It supports the methods GET, POST, PUT, DELETE, OPTIONS, TRACE, HEAD and PATCH. A request can consist of text (JSON/XML), any kind of HTTP headers and Anonymous, Basic or Windows...


FRequest is a fast, lightweight and opensource Windows / macOS / Linux desktop program to make HTTP(s) requests (e.g. call REST apis).




Free and open source multiplatform non-Electron app with dark theme.

This is currently the only true open source and self hosted API client available.