Download from Autodesk Exchange
This app will generate a report of all keynotes in your Autodesk® Revit® model, with information about user, material, and element keynotes and which keynotes are orphaned.
More info:
Free Keynote Reporter now available on Revit App Store | Boost Your BIM – making Revit even better
Heads-up:
Revit Add-Ons: Free Keynote Reporter Add-in for Autodesk Revit