Does anyone know if OASyS SCADA, Autosol, or PI can talk MQTT protocol natively?
I believe that Pi does. I’d suggest contacting them to see what they offer. Certainly Cirrus Link modules for Ignition support MQTT 
Does anyone know if OASyS SCADA, Autosol, or PI can talk MQTT protocol natively?
I believe that Pi does. I’d suggest contacting them to see what they offer. Certainly Cirrus Link modules for Ignition support MQTT