You might be interested in the list of similar services to this, from my own similar service (see the list at the bottom)

https://listofdisks.pages.dev/

Note, this is painfully out of date, I no longer maintain it.

How did you get the data? I went the scraping route after having difficulty qualifying for access to Amazons API as I didn't generate enough purchases via the affiliate links. Would be interested in hearing how you approached this.