OPC UA Book Cover

The first OPC Unified Architecture Book, written by Wolfgang Mahnke, Stefan-Helmut Leitner and Matthias Damm one of the OPC UA trainers for Unified Automation.

Upcoming Events


de.gifErlangen, Jan 17–20

de.gifGreater Nuremberg, Mar 7–10

de.gifGreater Nuremberg, May 9–12

Product News


New UaExpert V1.4.3—Service Release

A new service release of UaExpert, our full-featured OPC UA Client, is available for download. This version contains bug fixes and new versions of the UaStack and OpenSSL. See CHANGELOG.txt for more details. Download Evaluation...more »


New UaGateway V1.4.2—Service Release

A new Service Release of UaGateway is available in our Download Area.  This version is based on our C++ SDK V1.5.3 SDK. It contains minor bug fixes related to mapping of item quality information in Historical Data...more »


New C++ based OPC UA Client/Server SDK V1.5.3—Service Release

A new Service Release of the C++ Client/Server SDK is available for download (Visual Studio 2010 and 2012 for Windows, GCC4.7.2 for Linux). This Service Release comes with a new bug fixing version of the Ansi C Stack with...more »

General News



OPC UA and Industrie 4.0—Professional Article Published in IT&Production

As already established standard, OPC UA has the ideal prerequisites to interconnect Industrie 4.0 systems and there are no alternatives to its whole functionality. Reason enough to focus on the technology’s development and status...more »

High Perfomance SDK


High Performance OPC UA SDK V1.0.0 Release

The first Release version of our newest product, the High Performance OPC UA SDK is available now. It was especially designed with embedded use cases in mind, but also PC based server systems can benefit from its great...more »

trade-show booth


Trade Shows, Fairs and Exhibitions 2016

Unified Automation will participate in several events this year.more »