Services
Chicago Offline runs several services for the mesh
community. All are open and free to use.
Reticulum Network
>> Transport Node
Routes traffic, relays announces, serves paths.
TCP entrypoint on port 4242.
>> LXMF Propagation
Stores and forwards encrypted messages for
offline users. Your messages wait here until
the recipient comes online.
>> NomadNet Node
You're reading it. Pages served over Reticulum.
>> Relay Chat (rrcd) LIVE
Real-time IRC-style chat rooms over Reticulum.
Hub: Chicago Offline
Hash: 215f9cc1867ea027cdddfe459bce3033
Join chicagooffline — clients auto-discover the hub.
MeshCore LoRa Network
>> CoreScope
Packet analyzer for MeshCore mesh traffic.
scope.chicagooffline.com
>> Health Check
Test observer coverage across Chicagoland.
health.chicagooffline.com
>> Live Map
Real-time map of MeshCore nodes and routes.
map.chioff.com
>> MQTT Observers
Observer matrix showing all connected observers.
observers.chicagooffline.com
MQTT Brokers
>> WebSocket (TLS + JWT auth)
wsmqtt.chicagooffline.com:443
>> Plain TCP (no auth, dev/local use)
mqtt.chicagooffline.com:1883
Observer Firmware
Pre-configured MeshCore MQTT observer firmware for
Chicagoland. Supports Heltec V3/V4, WSL3, Station G2.
Auto-connects to LetsMesh, ChiMesh, and Chicago Offline
broker networks.
chicagooffline.com/observers