A python based control system
Open source SCADA
iHome Smart Home System Platform
Python module for network variables for CoDeSys PLCs
Building automation (like KNX or OpenHAB) software (like CometVisu).
just plain WORKS
A python based User Interface library.
The EPANET Real Time Extension
OPC UA communication stack written in python
IP Thermostat Managment Tool
Track lot numbers from an assembly machine connected to a Siemens PLC.