Graybox OPC Server Toolkit lets the programmer to create robust and highly effective OPC Servers within the shortest possible time. Toolkit supports OPC Data Access 1.00, 2.05a, 3.00. C++ and .NET API available.
Gray Simulator is OPC Server that can be usefull in OPC Clients debugging. This OPC simulator is fully compliant with OPC Data Access 1.00, 2.05a and 3.00.