This version introduces message security for Pub/Sub for runtimes V3.5 SP21 or later (with runtimes < V3.5 SP22, it must use the same certificate using in other OPC UA functions). Additionally, the OPC UA Pub/Sub license is included in the "software metrics" dialog.

The package is available via the CODESYS Store and the CODESYS Installer.
You can purchase the corresponding single-device license in the “Application-Based Licenses” category of the CODESYS Store.

CODESYS OPC UA PubSub SL Application-based licenses

This version changes the encoding of array data types conforming to the specification and compatible with other OPC UA tools.

This version contains bug fixes and project-inspection compatible placeholder resolution.

This is a maintenance release fixing some connectivity issues and improving usage of the library on embedded platforms.