# cam > Frontend tool for `libcamera`. > More information: . - List available cameras: `cam {{[-l|--list]}}` - List controls of a camera: `cam {{[-c|--camera]}} {{camera_index}} --list-controls` - Write frames to a folder: `cam {{[-c|--camera]}} {{camera_index}} {{[-C|--capture=]}}{{frames_to_capture}} {{[-F|--file]}}` - Display camera feed in a window: `cam {{[-c|--camera]}} {{camera_index}} {{[-C|--capture]}} {{[-S|--sdl]}}`