processone / ejabberd

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

tinode / chat

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

twisted / twisted

Event-driven networking engine written in Python.

jitsi / jitsi

Jitsi is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber, IRC and many other useful features.

conversejs / converse.js

Web-based XMPP/Jabber chat written in JavaScript

igniterealtime / Openfire

An XMPP server licensed under the Open Source Apache License.

martinrotter / rssguard

Feed reader (podcast player, basic XMPP client and also Gemini protocol client) which supports RSS/ATOM/JSON and many web-based feed services.

igniterealtime / Smack

A modular and portable open source XMPP client library written in Java for Android and Java (SE) VMs

movim / movim

Movim - Decentralized social platform

esl / MongooseIM

MongooseIM is Erlang Solutions' robust, scalable and efficient XMPP server, aimed at large installations. Specifically designed for enterprise purposes, it is fault-tolerant and can utilise the resources of multiple clustered machines.

profanity-im / profanity

Ncurses based XMPP client

monal-im / Monal

Monal for XMPP (iOS and macOS)

igniterealtime / Spark

Cross-platform real-time collaboration client optimized for business and organizations.

miranda-ng / miranda-ng

Miranda NG: Next Generation of Miranda IM

xmppo / go-xmpp

Go XMPP Library (From Yasuhiro Matsumoto and based on the code from Russ Cox)

KangLin / RabbitIm

玉兔即时通讯。开源的跨平台的的即时通信系统。包括文本、音视频、白板、远程控制

dappros / ethora

SDK monorepo for the Ethora chat / messaging platform. (1) Pick an SDK for your frontend stack. (2) Integrate manually or with ethora-setup. (3) Optionally configure app settings, deploy AI agents etc. Server: ethora.com cloud (free), self-hosted (AWS, Docker, Helm, Cloudron) or a managed dedicated server with SLA. All options: ethora.com/get

zachpmanson / pi-msg

Drive Pi entirely from XMPP.