Pro4100 NAS surveillance

I want to buy this NAS, but want to know if there is an app for surveillance. I know the old one is no longer available.

There’s no such app anymore in the app store, but with docker there’s a few options.

Others
https://felenasoft.com/xeoma/en/about/xeoma-video-surveillance-docker-container/
https://doc.kerberos.io/2.0/installation/Docker