I would much prefer to do Reticulum but that is a little bit more involved (although on my list as I believe it is a better project in my opinion). As for Meshtastic and Meshcore, which both focus on chat. Meshcore has a higher hop-limit which Madhya stud suffered with. And given the nodes between ...

Also Meshtastic's hop limit is 7 due to a 3 bit field used for the TTL

Meshcore oferece mais flexibilidade e descentralização, ao contrário do meshtastic, que pode ser centralizado.