# openrgb > Control RGB lighting. > More information: . - Start the OpenRGB GUI: `openrgb` - List devices supported by OpenRGB: `openrgb --noautoconnect {{[-l|--list-devices]}}` - Set the mode and color of a device: `openrgb {{[-m|--mode]}} {{off|static|breathing|rainbow|flashing|...}} {{[-c|--color]}} {{random|red|00AAFF|...}}` - Display help: `openrgb {{[-h|--help]}}`