

Pick something you want to self host first. Do you want a media library? Then look into Jellyfin guides, or komga, or whatever. Do you want a centralized blocking dns server for all your devices? Look into adguard/pihole/etc. do you want to fuck around with llms? That’s a whole thing but you totally can and look into guides on doing it
Just as advice you’ll find people that become borderline evangelical on what you use. It doesn’t really matter. Debian vs unraid vs truenas, ecc ram or not, etc. I mean it does, somewhat, and you should read about it, but don’t get hung up on small details. For home use basically anything is fine. Get an old ewaste pc from 2012 and run whatever os you want (just not windows though)
I went to one of their branches to pick up an order for some stuff that was obscenely expensive to ship because it was only like 45m away from me at the time (I’ve since moved, unfortunately). The building was basically just like a desk and then you could see all the logistics going on behind it. Like I don’t think people typically come pick stuff up. It was wild, so much shit going on at once, and gigantic