Raycast is a native macOS application that functions as a productivity launcher. It provides a command box accessible via keyboard shortcuts, from which you can execute system actions, search for files, launch applications, manage windows, and control third-party services through extensions. It includes automation capabilities, clipboard history, cloud sync, and AI commands. Its extension architecture allows adding specific functionalities for services like GitHub, Linear, Jira, Google Drive, and Zoom. The interface prioritizes keyboard use, offering quick navigation and the ability to assign custom hotkeys to any command.