the new release of S32DS for ARM v1.3 is available now in the download section of S32DS web page: http://www.nxp.com/s32ds
The Activation code is required to install the product. The activation code is different to previous versions (v1.1/1.2).
You should get the appropriate Activation Code by a notification email which is send automatically when you proceed to the downloading:
The plugins to support GreenHills, IAR, iSystem, Lauterbach are not included and have to be installed from corresponding update site or installation.