AspenTech InfoPlus21 OPC UA Server is a software product for Windows developed by Aspen Technology, Inc.
It is reported that the following Windows processes are part of AspenTech InfoPlus21 OPC UA Server:
If you want to remove AspenTech InfoPlus21 OPC UA Server from your computer, just go to Start > Control Panel > Add/Remove programs and select AspenTech InfoPlus21 OPC UA Server from the list of programs.