OwnTracks was MQTTitude. Find the history here on github: https://github.com/binarybucks/mqttitude
OwnTracks uses MQTTClient, a native Objective-C client framework. https://github.com/ckrey/MQTT-Client-Framework
OwnTracks' iPhone App
OwnTracks was MQTTitude. Find the history here on github: https://github.com/binarybucks/mqttitude
OwnTracks uses MQTTClient, a native Objective-C client framework. https://github.com/ckrey/MQTT-Client-Framework