RESTED is a Firefox extension designed for web development, focusing on providing a user-friendly interface for REST API interactions. It supports all standard HTTP methods and allows users to set headers, save requests to local storage, and utilize URL templating for shared parameters. This functionality streamlines the process of sending and managing API requests effectively.

Additional features include the ability to import data from HAR files or Postman collections, basic authentication, and customizable headers. The modern design emphasizes a minimalist aesthetic, with themes available for personalization. As an open-source project, RESTED encourages contributions, making it an inviting choice for developers looking to enhance their API testing capabilities.