ReDoc is an open-source tool designed for creating interactive API documentation. It allows developers to present their APIs in a user-friendly format, making it easier for users to understand how to interact with the API. With features like automatic generation from OpenAPI specifications, it helps streamline the documentation process. One of the key benefits of ReDoc is its responsive design, which ensures that the documentation looks good on various devices, including desktops and mobile phones. Additionally, it supports features like code samples and search functionality, enhancing the overall user experience for developers and API consumers alike.