I have been fantasizing about a Lightroom plugin that will export an .xls file in the format required by the US Copyright Office (title, file name, date created, etc). Lightroom is the place where all that information is recorded - it should be possible to extract it - in theory. Or maybe it is there already and Iʻm just not seeing it. Thanks for any suggestions!
There are some plug-ins that let you export Lightroom Classic data in spreadsheet form. You might take a look at the following thread from the Lightroom Queen forum, which discusses some of the plug-ins people use to prepare copyright registration submissions: