So far I’ve subscribed to a couple journals and some blogs. Here’s a partial list:

The NIH walks you through how to set up filtered RSS feeds for pubmed: NIH RSS Feeds . This is how I obtained the feeds for phase 3 and above.

You can use an RSS feed locally, but I decided to run an RSS server using FreshRSS and package it with Docker (I wanted a server so that I could sync across devices). This runs on my PC at home. I then used Tailscale to access it from my other devices. It works beautifully.