HTTPie

HTTPie is a modern tool for API testing and interaction, combining an intuitive CLI with a user-friendly desktop app. Its CLI simplifies HTTP requests with clean syntax, JSON support, and syntax highlighting, while the desktop version offers a graphical interface for easier debugging. It supports authentication methods like OAuth and Basic Auth, file uploads, and persistent sessions. Ideal for developers and testers, HTTPie streamlines RESTful service testing, endpoint debugging, and API workflow integration on Mac and other platforms. The open-source CLI is free, with a paid desktop plan for advanced features.