The Zero Trust API Client - A Secure & Free Alternative to Postman , Insomnia & Thunder Client.




rest-client is described as 'Wisdom rest-client is a tool supports automated testing REST API, producing exquisite report, and generating exquisite REST API documentation based on historical cases' and is a API Client in the development category. There are more than 25 alternatives to rest-client for a variety of platforms, including Mac, Windows, Linux, Web-based and Chrome OS apps. The best rest-client alternative is Postman, which is free. Other great apps like rest-client are Insomnia REST Client, Hoppscotch, HTTPie for Terminal and RapidAPI for Mac.
The Zero Trust API Client - A Secure & Free Alternative to Postman , Insomnia & Thunder Client.




This is a tool to manually explore and test HTTP REST webservices. Runs queries from a plain-text query sheet, displays results as a pretty-printed XML, JSON and even images.

All the user-friendliness of our Terminal version, now wrapped up in a sleek graphical interface.



Httpiness is aimed to be a simple, straightforward HTTP client which minimizes time to configure, send, reconfigure and resend requests in order to maximize development efficiency.


RESTClient can be used to test variety of HTTP communications and RESTful webservices. Friendly GUI, rich functionalities.






CloudQA is cloud based test automation platform which will significantly reduce time, cost and complexity of your testing process. CloudQA does not need any test infrastructure. One could get started within minutes to record and execute a test case.

HTTP client plugin for Sublime Text with an expansive feature set, modern UX, elegant syntax and first class support for testing.





API Test Base is a free tool for integration testing a variety of APIs. It is suitable for Integration, ESB and Microservices testing.


Assertible is the easiest way to test and monitor your APIs and helps reduce bugs in web apps by providing tools to continuously validate endpoints and responses with a flexible interface to run your tests any time and place.




RestCase is a security-focused API development platform that enables its users to rapidly create secure microservices, mock them in order to start testing, monitor APIs and collaborate on their development and testing.

