Org-roam for emacs is an alternative. It doesn’t have a phone application though.

Have you tried org-mode in emacs? It’s got everything and more! You have zettelkast-style note taking, journal, agenda, spreadsheets and a bunch of other stuff. And everything is saved in text files.

Emacs really is a great operating system!

Yes, but never for meat. I use it when I make toffee, bake bread and some other things.

Lately I’ve been using Sent.