Best Free Data Historians of 2024

Ignition SCADA from Inductive Automation®, combines unlimited licensing, instant web-based deployment and the industry-leading toolsets for supervisory control (SCADA) -- all in one open, scalable, universal platform. Ignition is the new SCADA. It solves all the major problems of old SCADA. Ignition allows your business to easily manage its processes and track, display, analyze, and report on all data. Ignition SCADA software includes a complete set of data acquisition tools, including OPC UA to connect almost any PLC and seamless connections to any SQL database. Ignition also converts any SQL database into an industrial historian. It also connects to IIoT devices via MQTT.

Fernhill SCADA is a scalable SCADA offer based on a client server architecture. Easy to use and setup. Drivers for all commonly used PLCs and open protocols BACnet, DNP3, Modbus. Includes open data access interfaces OPC UA, OPC Classic, ODBC, MQTT. Historian and trending are built-in. Operators can use Fernhill SCADA on multiple platforms including Windows, Linux, macOS, Android and iOS. Free runtime - deploy any number of SCADA systems with one low cost developer license.