Test Tools

OPC Classic Compliance Test Tool (CTT) Title: OPC Classic Compliance Test Tool (CTT) Description:

A single test tool that can be used for testing OPC Classic Servers.


This download includes:


  • Installers for the test tool and plugins for DA, HDA, A&E, and XML-DA.
  • Product documentation

The UA Compliance Test Tool is exclusively for active OPC Foundation Corporate Members only and cannot be redistributed outside of the members' organization.


License: OPC Compliance Test Tool Agreement of Use


OPC Foundation membership fees are used by the OPC Foundation for the continuous improvement of this application, which includes bug-fixes and adding new features as required by the continuous advancement of the OPC Specifications.


Found a bug? Please report any bugs to our Mantis system. Click the "Tracking" tab for a list of current work items. We welcome your bug-fixes and kindly ask you to submit them via Mantis.


Have a Suggestion / Request for enhancement / New Features? Please Join an OPC Foundation Member Working Group (details may be found here). You may also submit requests to the OPC Foundation email address of. All suggestions become the property of the OPC Foundation.


Activities including bug-fixes and feature requests as reported in our Mantis bug-tracking system as described here.



Access: Corporate Member
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2.00.15Release2013 Release Icon
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