config BR2_PACKAGE_QT5MQTT bool "qt5mqtt" help Qt is a cross-platform application and UI framework for developers using C++. The Qt MQTT module provides a standard compliant implementation of the MQTT protocol specification. It enables applications to act as telemetry displays and devices to publish telemetry data. The supported versions are MQTT 3.1, MQTT 3.1.1, and MQTT 5.0. https://doc.qt.io/QtMQTT/index.html