Here's a recommended workflow we currently have for Admin Tools.
For content owned by users/groups:
For Dependencies of Web Maps and Apps (Requires Admin Tools PRO):
A video of the view item dependencies in action can be seen here:
I hope this provides you with a workflow for accomplishing what you'd like. If you still need support, or something more specific, please feel free to reach out to us at firstname.lastname@example.org
I am also looking for something similar in portal, but in layers/tables used in services. So when we update a view, we know which maps and services we need to update. Any ideas?
Admin Tools for ArcGIS can be licensed to connect to both ArcGIS Online and Your Enterprise Environments. So functionality such as View Item Dependencies (follow the link to video demonstration and how the results can be exported), Export web maps by Service URL, and Export Items to CSV are all tools available for both platforms.
We're offering a collection of extremely useful solutions for ArcGIS Administrators as part of what we're calling the "ABC's of GIS."
-Backup My Org
-Clean My Org
A short video quickly showcasing these applications can be found HERE.
I hope this points you to the right path for what you're looking for. If you still need support, or something more specific, please feel free to reach out to us email@example.com