Earlier quoted context omitted.
Not all of the self hosted ones, especially if host uses a reverse proxy to rewrite the URL to something random.
Which products offer this functionality? That’s interesting.
Example: umami has a default umami.js file called by JS. uBlock Origin has a rule that blocks any file with that name. I rewrote its URL to something like somerandomfile.js using caddy. And now uBlock doesn't block it.