Choose reverse proxy, static hosting, or SSL redirect, enter your domain and upstream details, and the tool generates the matching nginx.conf server block.
Yes. Save it into your sites-available (or conf.d) directory, symlink it if required, then run nginx -t to test and systemctl reload nginx to apply it.
It is a solid, secure-by-default starting point — review ports, paths, and credentials for your actual server before deploying.
No. Everything is generated client-side in your browser; nothing is uploaded to any server.