Chat SDK Android - Open Source Mobile Messenger
Chat SDK iOS - Open Source Mobile Messenger
fb-messenger-cli, console Facebook messenger
Tinode chat client application for Android
A Telegram Messenger client made for Windows 10 Mobile.
Command line interface for Telegram protocol
Secret Chat is a free open-source app for Instant Messaging
Client for PMessenger - The Complex GUI Client application in Qt/QML/C++ for PMessenger project
Gal Malca & Gal Ben Evgi & Bar David & Noam Hazaz - Network TCP/UDP/DESIGN PATTERNS C++ Project
A Messenger App using ReactJS, Express, and Socket.io
DST App - коробочное решение для защищённой коммуникации, разработанное компанией DST Global. Платформа, позволяет организациям и сообществам развернуть собственный мессенджер на собственной серверной инфраструктуре, сохраняя полный контроль над данными и коммуникациями.
A decentralized, end-to-end encrypted, and multi-platform chat application
it's realtime messenger works on React&Bun
Secure one-to-one messenger
A frictionless, ephemeral public chat platform where anyone can create or join real-time chat rooms instantly — no account or sign-up required. Rooms expire automatically and all messages are deleted with them.
LAN Messenger 是一款局域网内跨设备消息传递工具，专为嵌入式开发和多设备调试场景设计。 在开发过程中，传递调试信息使用文件传输工具效率低下，本工具提供了快速、轻量的消息传输方式。
Client/server single chat messenger
An unofficial Node.js library for interacting with Facebook Messenger through user-session emulation. It speaks the same HTTP/GraphQL and MQTT protocols the browser client uses, giving you programmatic access to messages, threads, reactions, typing indicators, and more — all in TypeScript with full type definitions.
Messenger for communication between people
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