I use a RPi3 for pihole and a RPi4 with debian + docker to host a bunch of stuff (in no spécific order): goaccess-for-nginxproxymanager

filebrowser

smokeping

searxng

duplicati

whoogle

nginx-proxy-manager

flaresolverr

linkding

ntfy

changedetection.io

librex

shlink

speedtest-tracker

unbound

wg-easy