There have been a few Reddit, Lemmy and Youtube posts over the past week or so about Nginx Proxy Manager and their shortfalls, mostly towards CVEs and other security issues.
The problem is that unlike Traefik, NGINX Proxy Manager is actually easy to use. And before you recommend Caddy, that also has no GUI.
What do you use, if you have stuff exposed to the outside?
Traefik has a GUI you can installed. I use Cloudflare ZT