You could have downloaded Keynote Reporter 2.0.0 from our software library for free. Keynote Reporter lies within Photo & Graphics Tools, more precisely 3D Design. The actual developer of the free program is Boost Your BIM. The most popular version among the program users is 1.0.
From the developer:
Keynote Reporter is a Revit add-on that will generate a report of all keynotes in your Autodesk Revit model. The report includes information about user, material, and element keynotes and which keynotes are orphaned. The result is a CSV file created in your %TEMP% folder and opened in your default application for viewing CSV files.
You may want to check out more software, such as Keynote Internet Testing Environment, CSharp PDF Reports or Jet Reports, which might be related to Keynote Reporter.