emergency-communications

Off-grid mesh node with local AI TAK integration and Bitcoin Cashu payments built on Meshtastic

connect like it's 1984 - neo146 provides a minimal (and experimental!) information gateway that serves as an emergency network connection method inspired by dial-up, allowing you to access content via certain protocols like SMS.

🌐🔗💻 Yggdrasil mesh over Wifi Mesh for blackout scenarios

Open-source tactical edge networking platform for defense and dual-use applications

Off-grid NWS weather warnings broadcast over Meshtastic & MeshCore radios. Self-hosted, cross-platform (Docker / Raspberry Pi / Windows).

Native Linux desktop Winlink client for amateur radio emergency communications. Rust + Tauri B2F engine with telnet, AX.25 packet, ARDOP, and VARA. A native alternative to Winlink Express (no WINE) and Pat.

Web-based net control logging application for amateur radio operators - de KF7KOL

"Emergency Management and Coordination System" application is a complete end-to-end disaster management application.

Walk-up captive portal bridging ordinary phones to MeshCore LoRa channels. Offline-first; no app, no account, no internet. Built for Seattle Emergency Hubs.

A prototype PWA app to test whether a single code base will work for all/most devices.

VHF Terrain & HF Ionospheric Offline Predictor

MeshSat: Standalone LoRa mesh radio + Iridium satellite gateway. Works independently via Android app or Meshtastic devices (LilyGo T-Deck, etc). Optional add-on for Mule Cube. Powered by RockBLOCK 9603 + Iridium SBD network.

LAN-first campus emergency communication system (dial 111) on Asterisk, powered by HPE networking infrastructure. Offline-first, 44 languages.

SpectreComm — Production-ready Reticulum transport module for secure, resilient mesh networking over LoRa (Pico RP2040 + SX1262) and WiFi (ESP32 + ESP-NOW). Features FHSS, per-device key derivation, anti-rollback protection, cover traffic, and full device management CLI. Built for remote, offline, and emergency communications.

ATAK plugin for MeshCore LoRa mesh radios — off-grid position, chat and CoT with no TAK server, no cell service, and no amateur licence. GPL-3.0, with a normative wire spec and golden test vectors.

REPO MOVED to https://github.com/OpenResearchInstitute/ribbit-pwa-test

Audio communication network html modem. Turn your sound card into a network adapter. Analog packet radio acoustic internet build for off-grid telecomunication. Cyrinx+TTY+4FSK+2FSK+SSTV PD290+ggwave and revolutionary helscreiber video stream all in one html ready to deploy. (Encryption is optional)

Open-source long-range radio firmware and off-grid coordination infrastructure developed by RaveGoat Labs.

⚠️ Alpha, untested on-air — Amateur radio emergency communications: APRS, Winlink radio email, AX.25 packet, ARDOP/VARA. Cross-platform, fully userspace (no kernel AX.25).

Practical guides, case studies, and tools for building communication systems that work when infrastructure fails