In case the author sees this:
Thank you for enabling CORS so that it's possible to plot examples from other sites. It would be awesome if the Content-Range header was allowed as well
Thank you for csvbase, today is the first time I've seen it.
I believe PapaParse, a JS library for parsing CSV files, uses Content-Range to stream large CSV files in chunks.
https://csvplot.com uses PapaParse under the hood, I saw a warning in the dev console and posted here. I'm not sure why it seemingly works fine anyway.
Here is an example of plotting the first dataset that popped up for me: https://csvplot.com/remote_file.html?url=https://csvbase.com...