Dorian d882458885 feat(firmware): announce as an LXMF delivery destination (messageable)
- switch the Reticulum announce from a plain "archy.messh" destination to
  "lxmf.delivery" so the bridge shows up as a messageable contact in
  Reticulum/LXMF clients; app_data is the display name "Archy-Messh"
- name_hash/dest_hash construction verified byte-identical to
  RNS.Destination.hash(id, "lxmf", "delivery")
- bump R-window LoRa preamble 16 -> 18 to match RNode firmware

Note: an RNode peer (.116) is not yet demodulating the bridge's R-PHY TX
(rxb stays flat) though the bridge decodes the RNode's announces fine and the
bridge's TX works on the MeshCore PHY — an asymmetric RadioLib-TX/RNode-RX
issue still to chase. Receiving LXMF message *content* is a further build.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-01 22:19:07 +01:00

archy-messh

Research + firmware project exploring a single LoRa device that can speak, relay, and repeat between three independent mesh networking protocols:

  • Meshtastic
  • MeshCore
  • Reticulum (via RNode-style modem firmware)

Goal: one ESP32-based device that acts as a tri-protocol repeater/bridge — not a fork of any single project, and not affiliated with or dependent on the archy (Archipelago) codebase. This repo is intentionally standalone.

Status

Architecture phase done — see docs/ARCHITECTURE.md for the protocol research, hardware constraints (target: Heltec WiFi LoRa 32 V3), and phased plan. Phase 0 (host-side bridge across 3 separate stock-firmware boards) is written — see host-bridge/ — but not yet hardware-tested; no LoRa boards have been attached to the dev machine this was written on.

Layout

  • docs/ — protocol research notes and architecture/design docs
  • host-bridge/ — Phase 0: Python bridge relaying text between real Meshtastic/MeshCore/RNode-Reticulum boards over each project's official client protocol
  • firmware/ — Phase 1+ embedded firmware (once Phase 0 is validated on hardware)
  • hardware/ — reference hardware notes / board selection

Non-goals (for now)

  • Not reimplementing any of the three protocols from scratch in v1
  • Not targeting non-ESP32 hardware initially
  • Not touching/depending on the archy (Archipelago) repo in any way
Description
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Readme 52 KiB