MeshCore SAR helps teams coordinate in low-connectivity or no-connectivity environments with messaging, voice, images, maps, and live location context in one app. It uses the MeshCore protocol over LoRa for long-range, infrastructure-free communication. Highlights Rapid mesh chat for both 1:1 and group coordination On-demand voice (Codec2) and image (AVIF) transfer tuned for low-bandwidth links Offline-first mapping with tactical overlays and SAR incident markers Live team location, movement trails, and shareable tactical drawings