OPC UA Products

OPC UA SDKs & Toolkits

Download BoxC++ SDK (Download)

Download BoxANSI C SDK (Download)

Download Box.NET SDK (Download)

Download BoxJava SDK (Download)

OPC UA Products

Download BoxUaExpert (Download)

Download BoxUaGateway (Download)


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, Sep 20–23

de.gifErlangen, Nov 28–Dec 1

Shows, Fairs, Exhibitions

OPC Seminar Tour in North America, Sep 09–Nov 11, 2016

de.gifSPS/IPC/Drive, Nov 22–24, 2016

Product News


New UaModeler V1.5.0—Release

A new release of UaModeler is available in our Download Area. It contains new versions of the template sets and adds support for the ANSI C based OPC UA SDK V1.7.0. It is now possible to enter NodeAccessInfo to specify access...more »


New .NET based OPC UA Client/Server SDK V2.5.1—Service Release

A new Service Release of the .NET based OPC UA Client Server SDK Bundle is available for download. This version fixes an issue that could cause a memory leak on client side. Download Evaluation Versionmore »


New ANSI C based OPC UA Client/Server SDK Bundle v1.7.0—Release

A new Release of the ANSI C based OPC UA Client/Server SDK Bundle is available for download. This Release offers lots of new features and improvements. The monitored item handling has been revised, considerably decreasing the...more »

General News

trade-show booth


Trade Shows, Fairs and Exhibitions 2016

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



Training Schedule 2016

The new Training Schedule for 2016 is out now. more »



OPC UA is Enhanced for Publish-Subscribe (Pub/Sub)

The enhanced communication mechanism in OPC UA is the foundation for planned real time capabilities of the OPC Standard. The SDKs of Unified Automation are used for prototyping within the OPC UA working group.more »