Telegram Desktop messaging app

IM Chat ChatGPT

Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots

An elegant messages UI library for iOS

Telegram web application, GPL v3

Elegant Facebook Messenger desktop app

Free and Open Source messaging and emailing app that combines common web applications into one.

A community-driven replacement for JSQMessagesViewController

A phone number can reveal whether a device is active, in standby or offline (and more). This PoC demonstrates how delivery receipts + RTT timing leak sensitive device-activity patterns. (WhatsApp / Signal)

Franz is a free messaging app for services like WhatsApp, Slack, Messenger and many more.

⚡️ A framework for building conversational user interfaces.

A high-performance IM server.

a free (libre) open source, mobile OS for Ethereum

A full featured Live Chat, Support & Marketing platform, alternative to Intercom, Drift, Crisp.

Reference client for Bitmessage: a P2P encrypted decentralised communication protocol:

Simple user messaging package for Laravel

Experimental Telegram web client with tdlib, webassembly and react js under the hood

Modern XMPP ("Jabber") Chat Client using GTK/Vala

🌌 Your Self-hosted Comment System. | 自托管评论系统

Unofficial open source mtproto server written in golang with compatible telegram client.

This is not an official Facebook product, and is not affiliated with, or sponsored or endorsed by, Facebook.

Timy - open source mobile app for groups to communicate and organize themselves. Built with flutter.

Desktop application for Instagram DMs

golang im server

Messaging APIs for multi-platform

Open-source XMPP client for Android

Build your own chat UI with React components in few minutes. Chat UI Kit from chatscope is an open source UI toolkit for developing web chat applications.

Instagram's terminal UI app - The ultimate weapon against brainrot

Chat SDK Android - Open Source Mobile Messenger

Decentralized private messenger with chat-shared tools and games for Android