We are happy to announce the release of version 1.4.0 of ArcGIS CityEngine for Rhino!
To get the latest release, please use the built-in Package Manager of Rhino (Tools -> Package Manager) and search for "CityEngine". Or download and run the installer manually. Please find detailed instructions the manual.
Notable changes compared to version 1.3 is support for Rule Packages (RPK) created with ArcGIS CityEngine 2025.0 and 2025.1, as well as a fix for a potential crash when using CGA array attributes.