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




Apps similar to httpYac Rest Client include Postman, which has a free version. Other options are Insomnia REST Client, Yaak, Hoppscotch and HTTP Toolkit. There's no shortage of API Clients like httpYac Rest Client, with more than 50 alternatives for Mac, Windows, Linux, the web and Chrome OS.
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.




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.


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.




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.




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...






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.




RequesterX is a free desktop HTTP client for API testing and development. Organize requests into nested collections, use environment variables for easy context switching, generate code snippets in 13 languages, and keep everything stored locally — no account required.

Routebase keeps your API's design, docs, mock servers, contract tests and monitoring in one living OpenAPI spec so they can't drift apart.



