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

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• Updated Nov 10, 2026
• Erlang

🚀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：

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• Updated Jul 26, 2021

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

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• Updated Nov 11, 2026
• Vala

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

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• Updated Nov 28, 2025
• Swift

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

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• Updated Jun 21, 2023
• C++

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

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• Updated Feb 15, 2021
• Kotlin

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

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• Updated Feb 9, 2021
• Swift

Realtime Chat App with Deno and WebSockets

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• Updated Feb 7, 2021
• JavaScript

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

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• Updated Jan 18, 2021
• Java

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

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• Updated Jun 29, 2024
• Python

A groupchat control bot for Tox

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• Updated Nov 9, 2021
• C

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

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• Updated Jul 28, 2020
• Kotlin

An elegant ready to go chat view controller for iOS applications

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• Updated Aug 18, 2021
• Objective-C

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

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• Updated Mar 4, 2018
• Kotlin

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

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• Updated Oct 25, 2020
• Python

Chat Application built with MERN stack.😛

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• Updated Jul 5, 2022
• JavaScript

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

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• Updated Aug 18, 2021
• Objective-C

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

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• Updated Mar 29, 2021
• Shell

A blockchain-based messenger that generates accounts locally, supports bulletin publishing, and provides end-to-end encrypted chat.

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• Updated Nov 1, 2026
• JavaScript

A simple group chat Application using Java Socket Programming. A simple GUI demonstration on localhost is shown below... This can be implemented over LAN connected machines by using their IP Address..

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• Updated Apr 28, 2022
• Java