The 9th of april is the Global IoT day (Internet of Things day) on the site iotday.org and on iotlive.org events and meetups around the world are celebrating and connecting live devices.
#IoTDayStockholm is coordinating several schedules from events in different time zones and will be having workshops creating XMPP IoT enabled devices. These will be open to interact with, to read and write values over the secure XMPP network.
look here for the schedule here and many details on http://iea-sust.se/category/iotday