OPC Data Logger - interacts with OPC servers, aggregates and writes real-time data to disk, Excel, database or to other targets
This program implements a simple OPC-HTTP gateway and allows your web server pages to interact with OPC servers (DA1 & DA2) through secure channels. It translates each HTTP(S) request into a corresponding call to an OPC server.
This program implements a simple OPC DA2 or OPC UA server and uses a binary file as a data source for OPC data. It watches for file changing and reads new data from the file.
OPC Scada Viewer - this OPC client program retrieves OPC data and displays it in real-time with help of various indicators
OPC Server Simulator - allows to test your OPC applications with this free and simple OPC server