MQTT is an Internet protocol for the timely travel of real-time and sensor data. MQTT is part of the implementation of the SensorThings API. With the extension SensorThings MQTT, observation values can be created and transmitted to the SensorThings service.
MQTT brokers: iot.hamburg.de
You can subscribe to a topic at:
— v1.0/Observations OR
— v1.0/Datastreams({id})/Observations
An example of how to visualise real-time data with MQTT is in the master portal of the LGV: https://www.masterportal.org/
Build on reliable and scalable technology
FAQ
Frequently Asked Questions
Some basic informations about API Store ®.
Operation and development of APIs are currently fully funded by company Apitalks and its usage is for free.
Yes, you can.
All important information such as time of last update, license and other information are in response of each API call.
In case of major update that would not be compatible with previous version of API, we keep for 30 days both versions so you will have enough time to transfer to new version. We will inform you about the changes in advance by e-mail.