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.
Platforms
- Mac
- Windows
- Linux
- GNU Emacs

Advanced REST Client is described as 'API testing tool. Which allows web developers to create and test custom HTTP requests' and is a API Client in the development category. There are more than 50 alternatives to Advanced REST Client for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best Advanced REST Client alternative is Bruno, which is both free and Open Source. Other great apps like Advanced REST Client are Postman, Insomnia REST Client, Yaak and Fiddler.
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.

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Used httpyac CLI tool underneath, which helps you execute _.http and _.rest files. This can be used to quickly execute a single *.http file, but also to execute all files in a folder. httpyac supports HTTP, Rest, GraphQL, WebSocket und gRPC...

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






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.






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.



