Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)

🚀starRTC，即时通讯(IM)系统，免费IM系统（含单聊，群聊，聊天室，文件传输），免费一对一视频聊天，VOIP，语音对讲（回音消除），直播连麦，视频直播，RTSP拉流，RTMP推流，webRTC服务端，在线教育，白板，小班课，在线会议，视频会议，视频监控，局域网直连（无需服务器），兼容webRTC, 支持webRTC加速，P2P高清传输，安卓、iOS、web互通，支持门禁对讲，可视对讲，电视盒子，树莓派，海思，全志，任天堂switch，云游戏，OTT设备，物联网平台，C语言自研方案，支持二次开发成类微信，类映客等APP，✨万水千山总是情，来个star行不行✨，更多示例请访问：

Messenger Clone - Real-time iOS Chat with Firebase Firestore written in Swift

Sample app to join/leave a channel, mute/unmute, enable/disable the video, and switch between front/rear cameras.

Android library to display a few images in one ImageView like avatar of group chat. Made by Stfalcon

🌟🌟🌟🌟🌟 Falcon Messenger is a Fast and Beautiful cloud-based messaging app. With iOS and IPadOS Support.

Realtime Chat App with Deno and WebSockets

Sample app to join/leave a channel, mute/unmute, and switch between the speaker/headset.

A groupchat control bot for Tox

🇮🇳 Open source Indian Chat application with new cool concepts.

🐍 Django REST social dating app where users can create a group with their friends, match with other groups, chat and hang out

An elegant ready to go chat view controller for iOS applications

Group and OneonOne chat using firebase built in Kotlin similar to whatsapp.

A Python console chat application featuring group conversations, file sharing and offline messaging.

Easy-to-use services for Quickblox SDK, for speeding up development of iOS chat applications

Chat Application built with MERN stack.😛

Xabber Server: an advanced XMPP server, with reliable message delivery, message editing and retraction, group chats, active session management and fast client synchronization

This PHP Web Application demonstrates the use of the JavaScript Toolkit from the EnableX Platform to develop a multiparty video chat application. You might also require an App Server of your choice to support this App.

Simplest yet powerful open source Slack-alternative in node.js - Fugu

A web application to realize P2P features including video calling, screen sharing, text messaging and file transceiving with low lantency