The platform is under development and is currently completely free. It has several limitations and every parameter can be changed in the future pending our resources: Data is stored for only 7 days The maximum number of devices is 10 The maximum number of published messages is 20 per 5 minutes These limits are per

In the picture below, you can see the architecture of the project. You can see that the main server receives data from the MQTT broker and stores it in the database. The server communicates and commands the broker and database, generates files, and processes all data. The Open4Tech Cloud platform communicates with the server to