HTTPie is a versatile API testing client designed for simplicity and ease-of-use. It offers a modern, user-friendly interface that supports both command-line and desktop environments. With features like built-in JSON support, syntax highlighting, and authentication, it streamlines the process of interacting with various APIs. HTTPie is perfect for developers who need a reliable tool to test REST, GraphQL, and HTTP APIs quickly and efficiently.

Aspen is a free API testing tool crafted specifically for macOS users. With integrated AI capabilities, it allows quick and efficient testing of REST APIs without needing a login. The tool has been built with a zero-trust philosophy, ensuring complete privacy and no logging of data. Users can generate integration code, create Open API Specifications, and develop Data Models within a single unified interface. This streamlined approach significantly boosts productivity and simplifies workflows for developers.