Meshtastic is an open-source, decentralized, off-grid mesh network. It’s made up of small communicators that can form a mesh network. These communicators can be linked to a phone via Bluetooth or Wi-Fi. Meshtastic uses inexpensive LoRa radios as a long-range communication platform.
Meshtastic is a new an emerging technology, so it's constantly changing.
Meshtastic operates in the 915mhz/33cm band under part 15 rules; with a good portion of operations being hams. There is a large amount of information on the official Meshtastic website.
We also have a large amount of information on the following local community sites: