Hi.
How about Node-Red https://nodered.org/?
It is open-source platform created by the IBM.
I'm not sure about high stability, but it is well for a rapid prototyping or low-cost solutions.
How about Node-Red https://nodered.org/?
It is open-source platform created by the IBM.
I'm not sure about high stability, but it is well for a rapid prototyping or low-cost solutions.