I usually don't comment because most fancy sites posted on here don't work on my phone since I haven't updated in awhile. However, your site lets me demo it without the file api which is considerate.
It's funny people are saying it takes an entire OS to use this when I dream of emulating DOS as a print spooler with Wordperfect, the last non-enshittified font selector. That's my working theory. Good day sir.