HTTPie

HTTPie is an open‑source client for testing HTTP APIs from the command line and, graphical desktop interface. It provides a concise syntax for sending requests to HTTP servers, RESTful APIs, and web services, supporting common features such as export/import of request data, path parameters, and copying commands for reuse. The tool can be installed through standard package managers and is available for multiple operating systems.

The project targets developers who need a quick, readable way to interact with APIs during development, debugging, or documentation. Its terminal version is designed for engineers comfortable with the command line, while the web and desktop variants offer a visual interface for users who prefer a graphical workflow. Community adoption is reflected in a sizable GitHub star count and active discussion channels.

What distinguishes HTTPie is its focus on simplicity and intuitiveness, aiming to make API interactions flow naturally for users building modern software tools. The client is maintained as free software and is considered stable for production use.