I am developing an OPC client and need a free OPC server that can both simulate values and set values static. Is there such a server freely available?
Free UA Servers Every device, platform and application will be empowered for connectivity by the most robust, scalable OPC UA toolkit available today. OPC UA DemoServer - Freeware for Windows.
OPC Simulation Server is a free utility that provides simulated OPC DA, OPC HDA, and OPC A&E data for the purposes of testing OPC Clients. Download Now.
MatrikonOPC is the world's largest OPC developer, with a collection of over 500 interfaces. Boasting more than 30,000 users and over 100,000 installations around the world, MatrikonOPC provides connectivity to every major control system and application on the market.
I use Matrikon OPC explorer
you can download it for free, just need to register, it can simulate server and client on the same machine and also access servers remotely, i tested it on several OS along with several OPC servers.
here
I am developing OPC client->server->device Emulator (C++)
Check out Prosys OPC Simulation Server. It does exactly what you need.
http://prosysopc.com/opc-downloads.php
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