M2Mqtt Spy is an application for analyzing MQTT traffic and it is based on M2Mqtt client (http://www.m2mqtt.net). With this application you can connect to an MQTT broker (local or remote) with following features : publish message on a specific topic (with QoS 0), subscribe to one or more topics, receive and show messages on topics.
Author : Paolo Patierno
This application sends and receives messages according to the MQTT protocol using the broker (server) specified by the user and it doesn’t send and receive messages in any way from other servers. Also, it doesn’t store these messages in a local and permanent manner.