OFree Stuff - OPC UA

This page draws together all the information we have on freely available OPC UA software.

Free UA Servers

Free UA Clients

Free UA Utilities

The tools which appear on this page are all supplied free of charge, and are either pre-built or supplied as 'ready to build' source code, or both. Some are evaluation versions, and are identified as such. They may all be downloaded from the Web.



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OPC UA Server (Universal Connectivity Server)


Our UA SDKs and Toolkits page has more information on approaches to UA development.

See also:


Free UA Servers

Product

Supplier

Notes

OPC UA Server (Universal Connectivity Server)

MatrikonOPC

Full OPC UA support with integrated Address Space. Full integration of Classic OPC specifications: OPC DA, HDA, A&E. The Universal Connectivity Server (UCS) is a single OPC Server that provides connectivity to multiple devices, protocols and APIs.

UA Demo Server

Advosol

Experimental Server based on the Beta version of the OPC Foundation OPC UA SDK and intended to give an opportunity to experiment with OPC UA at an early stage.

Ignition

Inductive Automation

Ignition by Inductive Automation is a cross-platform industrial application server, written in 100% Java, that includes a free OPC-UA server (email address required).

OPC UA Demo Server for Windows

Unified Automation

OPC UA DemoServer - Freeware for Windows. OPC UA enabled KEPServer for Unified Automation - 1 hour Demo Version.

UaGateway Wrapper/Proxy for Windows - Technical Preview

Unified Automation

Utility that translates classic OPC DA to OPC UA and vice versa.

Free UA Clients

Product

Supplier

Notes

Ignition Vision Panel Edition

Inductive Automation

Free edition of the Ignition Vision Module. It allows users to run a single local status-and-control only client.

UaExpert

Unified Automation

OPC UA Expert - Freeware for Linux (x86) or Windows.

OPC UA Viewer

CommServer

Free OPC UA client. It connects to any OPC UA server, read data from the server and browse model structure

Free UA Utilities

Product

Supplier

Notes

UA Wrapper for COM OPC Servers

MatrikonOPC

MatrikonOPC developed a UA Wrapper, built with the latest SDK, to allow users to connect to COM/DCOM based “OPC Classic” servers using the new OPC UA specification.

UA Model Designer

CommServer

A powerful tool for creating, displaying and editing OPC UA models that are compatible with the OPC Unified Architecture address space concept.

UaModeler - Technical Preview

Unified Automation

Graphical UA Modeling Tool, capable of generating source code for OPC UA Servers.