The full Prinect 2013 Server installation package can be found here:
It includes Prepress, Pressroom, Integration Manager, Hires Renderer, Analyze Point, Scheduler; optionally a Prinect-S or Digital Print Manager installation can be chosen. Prerequisite for version 2013 is a running MS SQL Server 2012 with Common Database which must be set up first. For Analyze Point and Pressroom Manager you need also an Oracle Database installed. SQL and Oracle installation packages are located here:
Then, if you want to join a Meta Dimension RIP instead of built-in renderer, see:
On client workstations, you will need Signa Station for interactive imposition, and PDF Toolbox for PDF processing. See here:
Finally, obtain a License Server with valid licenses (normally acquired through the local Heidelberger Druckmaschinen sales & service unit; though there may exist other ways, too).
To get it all running, you'll have to ask for help.
P.S. Somebody asked for Prinect Packaging Designer 2013 installer. Here you are: