Checkmk,

Easily start monitoring your applications, platform with checkmk

wget https://download.checkmk.com/checkmk/2.2.0p6/check-mk-raw-2.2.0p6_0.jammy_amd64.deb

sudo apt install check-mk-raw-2.2.0p6_0.jammy_amd64.deb

root@randyrick:~# omd version

OMD - Open Monitoring Distribution Version 2.2.0p6.cre

sudo omd create monitoring x5monitor

output will provide you with URL and credentials to log into UI

sudo omd start randy-monitor

this will launch the web UI

e.g., http://web-server/randy-monitor/