The community version of vADC for trial is still 18.3,but the latest version is 19.1.
The Community Edition of vTM 19.1 will be available via the "Try Now" in a day or so. If you have access to the MyPulse Portal, then you may be able to download the software sooner.
The Community Edition of Traffic Manager v19.1 is now available via the "Try Now" link here:
See here for resources to install and set up your new software: