This probably doesn't count as an "app" in terms of what you're looking for, but was a fun little project https://alexjacobs08.github.io/lobsters-graph/ https:

This probably doesn't count as an "app" in terms of what you're looking for, but was a fun little project https://alexjacobs08.github.io/lobsters-graph/ https://alexjacobs08.github.io/lobsters-graph/ (i built this in search of a lobste.rs invite if anyone willing and able sees this--email in my bio :)