Best Free SCADA Software

What is Free SCADA Software?

SCADA (Supervisory Control and Data Acquisition) software enables organizations to monitor and control industrial processes and infrastructure in real time — whether on a factory floor, in a utility plant, or across distributed sites. It collects data from sensors, PLCs, RTUs, and other field devices, then visualizes that data in dashboards or HMIs, allowing operators to supervise operations, detect anomalies, and issue control commands when needed. SCADA software supports remote or centralized control over pumps, valves, motors, and other equipment — making it easier to manage processes like manufacturing, water treatment, power distribution, or facility systems. By offering continuous data logging and alerting, it helps teams optimize performance, improve reliability, ensure safety, and support regulatory compliance. Overall, SCADA software serves as the backbone of industrial automation — turning raw sensor data into actionable insight and enabling efficient, safe, and scalable operations. Compare and read user reviews of the best Free SCADA software currently available using the table below. This list is updated regularly.