TUIs are so nice.
Please consider using Trolley to package this for non-technical users:
Will it also have client functionality to support reader like miniflux or tiny tiny rss, like in newsboat?
I used to read USENET news in text terminals on X11 systems, and on 3270 terminals before that. It's amusing how we're coming full circle.
Terminal seems like an odd choice for a platform to read on, considering the fixed-width characters.
RSS readers are immensely helpful to also interact with image (such as web comics) and video (Youtube channels) feeds.
Alas, a terminal interface is a decisively bad choice for that.