You cannot downgrade easily. Once you move to Enterprise, the configuration lives in SQL. Moving back to standalone EX requires manual export/import and loss of redundancy features.
: This is the standard, flagship product developed and sold directly by Kepware (a PTC company) . It is a standalone connectivity platform that provides over 150 device drivers to connect diverse automation devices to digital applications via protocols like OPC UA , OPC DA , and MQTT . kepserver enterprise vs kepserverex
Platform-agnostic. It works equally well with Ignition, Aveva (Wonderware), GE Digital, or custom-built MQTT clients. You cannot downgrade easily
Elias leaned back, his eyes reflecting the glow of the monitors. "KEPServerEX is our old friend. It’s the flexible, standalone workhorse we’ve used for years. It talks to everything—PLCs, sensors, even those ancient machines in the basement—using over 150 protocols. It’s perfect for a single site where we need to tweak every driver manually." : This is the standard, flagship product developed