OPC UA Client is a free client tool that supports the main OPC Unified Architecture information models. These models are Data Access, Alarms and conditions, and Historical Data Access. In fact, it offers the capability to:
Moreover, this OPC UA explorer allows you to generate its self-signed Application Instance Certificate in order to provide application level security and secure the connections with OPC UA servers.
View Tutorial Video of OPC UA Test Client & OPC UA Wrapper