Lemmy communities work as RSS feeds. I came here from my RSS reader (Nunti on android) :)

I use Zotero and backup the biblatex and PDF directories. It works, but I would be very interested in a proper self-hosted solution

It’s still in very early stages of development. I haven’t tested it yet, but it’s worth keeping an eye on

The neo applications team is working on a digital wellbeing replacement, but it’s still in alpha Neo Wellbeing

That’s good to know. Perhaps I will start using wireguard for direct connections

Have you tried tailscale? It uses wireguard under the hood, but is much easier to connect multiple devices.