Those of you on Autodesk subscription might want to check out the BSD applet of the month.
From the hyperlink I found at the subscription site:
These applications are provided to you by our Autodesk Developers Network around the world. As a subscription member you may download and install any of the applications designed specifically for Autodesk Architectural Desktop, Autodesk Building Systems, Autodesk Revit Building, and Autodesk Revit Structure. New Applets will be uploaded for your use each month or as frequently as we get Applets. Please check back monthly to see if there are any additional tools that will help your productivity with our Building Software Solutions.
New this month: VREZAudit
Ever wish you could audit and purge an entire folder of drawings? Now you can, just download and use the latest applet.
From the readme I found on the Applet page:
What is VREZAudit?
VREZAudit is a command that will audit an entire folder of drawings and properly handle external references. It will also optionally purge the drawings resulting in a significant drawing size reduction. VREZAudit can save a lot of time for Architectural Desktop and Building Systems Project Navigator drawings and can also be used on AutoCAD Sheet set drawings in AutoCAD Revit Series—Building and AutoCAD Revit Series—Structure