The data source online change can be licensed and activated using the new store product "Online Configuration Change"
May 18, 2026
How to get
The package is available via the CODESYS Installer. You can purchase the corresponding single-device license in the “Application-Based Licenses” category of the CODESYS Store.
Support for exporting the OPC UA server contents as nodeset xml files for offline engineering of OPC UA clients.
October 28, 2025
Version: 4.6.1.0
This version fixes sporadic crashes when disconnecting a data source from an OPC UA Server. Also some issues when working with datas sources at engineering time are fixed.
August 06, 2025
Version: 4.6.0.0
Support for OPC UA Embedded Device Profile and conformant OPC UA Alarms
May 13, 2025
Version: 4.5.2.0
This version contains bug fixes for the OPC UA Symbol Sets and Datasources.
August 08, 2024
Version: 4.5.1.0
This version fixes compatibility issues with the upcoming version V3.5 SP20.
February 13, 2024
Version: 4.5.0.0
This version includes several bug fixes and improvements.