IEC 60870-5-104 protocol tester.
A python based control system
Open source SCADA
Open source observatory control software
LabVIEW CANopen client library
Building automation (like KNX or OpenHAB) software (like CometVisu).
instrument control, data acquisition display and analysis
A python based User Interface library.
Fast CGI-based AsteriskPBX cluster administration tool.
Open Source Hardware For Industrial Automation
openSCADA® is an open source SCADA system written in JAVA
IP Thermostat Managment Tool