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




Kusho is described as 'Never test your APIs manually again' and is an app in the development category. There are more than 50 alternatives to Kusho for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best Kusho alternative is Postman, which is free. Other great apps like Kusho are Insomnia REST Client, Yaak, Fiddler and Hoppscotch.
HTTP client plugin for Sublime Text with an expansive feature set, modern UX, elegant syntax and first class support for testing.




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




Lama2 defines the human-friendly l2 syntax and CLI for describing and executing APIs. Store your APIs in plain-text files. Collaborate with team using version control (say, git). Run Lama2 directly from VSCode extension. Think of Lama2 as Markdown for APIs.


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.


API Test Base is a free, offline-first tool for testing APIs and their side effects — the records an API writes to a database, the messages it publishes to a queue, the downstream services it calls. Test cases are created with a no-code / low-code UI, and the same tests can be...






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.


Bearer is a developer tool that helps engineering teams monitor API requests, track performance, detect anomalies, and fix issues for their critical API usage. The solution monitors all outgoing API requests without proxying traffic.




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




Powerful IDE to work with API. Harness the power of scenarios, autocompletion and syntax highlight for API development. Write tests, share code without leaving the comfortable development environment.



