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

An XMPP server licensed under the Open Source Apache License.

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

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

(M) Highly optimized, extremely modular and very flexible XMPP/Jabber server

(M) Android XMPP Client

Java XMPP client library

Open Source XMPP component library for XMPP components

forward Android messages to a jabber account or your gotify server

Tigase Multi-User Chat Component

(M) Tool allowing easy migration data to Tigase XMPP Server from other XMPP servers

Chat client for volunteers of NERC

Jabber Alarmcallback Plugin for Graylog

Conversations is an open source XMPP/Jabber client for the Android platform

This is a development branch for an implementation of XEP-0144 (Contact suggestions) in Conversations. The original repository of Conversations is here: https://github.com/siacs/Conversations

This library provides a simple way to add a draggable sliding up panel (popularized by Google Music and Google Maps) to your Android application. Brought to you by Umano.

💬 sample web application for Jabber

JAvascript Voicexml InterpretER. This is the Java implementation, if you're looking for the JavaScript implementation take a look at javier-js-code repository.