Node.js based, client side asymmetric encrypted instant chat channel

This is a client-server app in C++ that encrypts messages using ChaCha20-Poly1305 and uses X25519 for secure key exchange. It supports bidirectional TCP communication and configuration via XML.

real-time secure chat application from scratch with end-to-end encryption

Secure Chatting Application developed by PHP and JavaScript.

True peer-to-peer encrypted chat where messages vanish like ghosts. No servers, no storage, no accounts. Messages travel directly via WebRTC and exist only in memory. Self-destructing messages, panic button, file sharing, and zero tracking. Open source privacy-first messaging.

A social networking app that connects users based on personality, interests, and lifestyle with a comprehensive questionnaire, match engine, and secure chat system, developed with Flutter, Flask, and Firebase.

An android messenger that only needs a username. Also, there's encryption

Collection Softwares & Services For Bypassing Internet Censorship and Protecting Privacy.

Secure Relay Chat over HTTP

SCH (Secure chat) - Privacy focused messaging app

🛡️ Quantum-resistant P2P chat 💬 with 🧱 multi-layered security. Implements ✨ Hybrid X3DH+PQ (ML-KEM & FALCON), ⚙️ Double Ratchet, and 🔑🤝 end-to-end authenticated key exchange for 🎖️ military-grade, 🚀 future-proof communication.

Cross-platform GUI client for marchat with real-time messaging, file sharing, end-to-end encryption, and admin controls built with Go and Fyne.

A lightweight, privacy-focused real-time chat application that implements end-to-end encryption using OpenPGP standards. Built with security and user privacy as core principles, this application ensures that your conversations remain completely private and secure.

CS255: Cryptography and Computer Security Winter 2004 Programming Project #2

The project for admission without exams to BMSTU. I made it in the 11th grade of the school (2014-2015). I had no commercial experience writing code at that time, so its quality may be poor.

A server-client chatroom application uses SSH to communicate securely

Privacy-first real-time chat and WebRTC meetings (P2P audio/video/screen share) with WebSocket signaling and peer-to-peer image transfer via DataChannels.

Advanced End-to-End Encrypted (E2EE) terminal chat application with RSA-2048 + AES-256 encryption. Features: persistent identity, file transfer, agent discovery, block system, statistics dashboard, and chat export. Professional Python implementation.

Safe Chat Room with php

A secure Chat Application with Sockets!

Our Hackathon submission about Secure Chat Functionality submitted for National level India Police Hackathon.

A Terminal-Based TCP Socket Messaging and Media Sharing like Whatsapp

μCrypt Messenger: A simple end-to-end encrypted chat

Secure Chat Client is a Python-based application designed for encrypted end-to-end messaging. It connects to a secure chat server, exchanges RSA public keys, and ensures secure communication through encrypted messages. Features include a PyQt5 GUI, secure key exchange, and optional SSL/TLS support for enhanced security.

A real-time secure chat application with end-to-end encryption built with TypeScript, React, Node.js, and MongoDB

Secure Python Chatbot with PANW AIRS protection and Perplexity API

Secure Chat, mesajların uçtan uca şifrelendiği güvenli bir anlık mesajlaşma uygulamasıdır. Kullanıcılar kendi şifreleme anahtarlarını kullanarak yalnızca aynı anahtara sahip kişilerle güvenli şekilde iletişim kurabilirler.Secure Chat

Non Socket Programmed ShareFolder Based (Featured AES256 conversation Encrypt/Decrypt by SSK) Portable Chatting App

A secure real-time messaging browser extension for seamless, private communication on any webpage. Engineered for speed and privacy with React, Vite, and TypeScript. The ultimate chat layer for the modern web.

A blockchain-based secure chat application with end-to-end encryption and a terminal UI. Messages are encrypted locally and stored on the Ethereum blockchain (Arbitrum L2), ensuring privacy and immutability.