tl;dr is: scrounge up some hardware, preferably on a recent-ish Intel platform with an igpu (i think 8th gen+ is the sweet shot), and then get a slew of storage. Pick a base operating system (I like ...
When it comes to a custom NAS setup, you’ve got plenty of choices for the operating system. There’s OpenMediaVault for underpowered devices, Unraid for premium users, and even good ol’ Proxmox, once ...