OPC Data Logger - interacts with OPC servers, aggregates and writes real-time data to disk, Excel, database or 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 the help of various indicators
OPC Server Simulator - allows testing your OPC applications with this free and simple OPC server