Beautiful mesh messaging for MeshCore LoRa radios. Off-grid. Encrypted. No internet required.

A fully decentralized, serverless, peer-to-peer messaging app built with Flutter. NyxChat enables offline, end-to-end encrypted communication using Wi-Fi (mDNS), BLE mesh networking, and DHT—guaranteeing privacy without central infrastructure.

Flutter BLE peer-to-peer messaging demo. Offline chat between smartphones using Bluetooth Low Energy. Chunked transfer, message framing protocol, Huawei compatibility workaround.

Android-only React Native module for peer-to-peer communication using Wi-Fi Direct. Ideal for offline messaging and file sharing.

Local delay-tolerant network system of phones that can be plugged into the internet — like a fallback internet. (PoC)

Offline-ChatApp: An open-source, P2P mesh messaging app for Android. Secure, serverless, and private communication using Bluetooth & WiFi Direct.

ttychat – Encrypted, peer‑to‑peer messaging in your terminal. No servers, no metadata leaks, Tor hidden services. X25519 + AES‑256‑GCM. Offline queue, TUI.

A privacy-focused, client-side encrypted messaging application that enables secure message exchange via AES-256 encryption embedded directly in URL hashes. No server required, no data collected—just pure end-to-end encryption in your browser.

Secure, decentralized, and internet-free P2P messaging using Google Nearby Connections. Communication without limits. No sim. No Internet. Just Connection

Engineering Resilient Decentralized Communication for Humanitarian Crisis Response

A decentralized, off-grid messaging concept using Bluetooth LE advertising to broadcast messages without pairing or internet.

Encrypted Chat App: Supports offline messaging, persistent history, and thread replies. Uses dynamic encryption with unique keys per user session.

Offline Bluetooth P2P mesh messenger with channels and end‑to‑end encryption using Flutter

Offline physical message delivery game using Raspberry Pi and Wi-Fi