Browse free open source XMPP software and projects below. Use the toggles on the left to filter open source XMPP software by OS, license, language, programming language, and project status.

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  • 1
    Pidgin IM

    Pidgin IM

    A universal instant messaging (IM) program

    See https://pidgin.im/about/ for more information. Pidgin is an instant messaging program which lets you log in to accounts on multiple chat networks simultaneously. It runs on Windows, Linux, and other UNIX operating systems. Pidgin is compatible with the following chat networks out of the box: AIM, ICQ, Google Talk, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC, MXit, Novell GroupWise Messenger, Lotus Sametime, SILC, SIMPLE, MySpaceIM, and Zephyr. It is written in C and makes heavy use of GLib and GTK+. Finch is a command line instant messaging program. It also lets you log in to accounts on multiple chat network simultaneously, and it is compatible with the same chat networks as Pidgin. It is written in C and makes heavy use of GLib and ncurses.
    Leader badge
    Downloads: 4,814 This Week
    Last Update:
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  • 2
    Psi

    Psi

    Psi IM — Qt-based XMPP client

    Psi is cross-platform powerful XMPP client designed for experienced users. There are builds available for MS Windows, GNU/Linux and macOS.
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    Downloads: 280 This Week
    Last Update:
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  • 3
    Psi+

    Psi+

    Psi+ Project — development branch of Psi XMPP client

    Psi is a cross-platform powerful XMPP client designed for experienced users. Psi+ is a development branch of Psi XMPP client. Project purpose: collection, refinement and writing new patches for transfer them to Psi upstream developers.
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    Downloads: 380 This Week
    Last Update:
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  • 4
    Pandion

    Pandion

    An instant messaging client for XMPP networks

    Pandion is an open source instant messaging client for XMPP networks. Keep in touch with friends or collaborate with colleagues using Pandion instant messenger. Pandion is designed for ease of use and secure communication.
    Downloads: 94 This Week
    Last Update:
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  • 5
    Conversations

    Conversations

    The very last word in instant messaging

    Conversations is an open source Jabber/XMPP client for Android, designed to provide a unique and more freeing mobile messaging experience. XMPP is a federated protocol that can work with every XMPP server out there, giving you the freedom to choose a trustworthy server for yourself while still being able to chat with contacts from other servers. All communications are TLS encrypted and Conversations offers to enable one of two state of the art end-to-end encryption mechanisms, so you can be assured of the highest level of security in messaging. Conversations also offers plenty of unique features, such as image sharing, read markers, dynamic history loading and more.
    Downloads: 2 This Week
    Last Update:
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  • 6
    a jabber (instant messaging) client running atop emacs.
    Downloads: 7 This Week
    Last Update:
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  • 7
    Adium

    Adium

    A multi-protocol instant messaging app for Mac OS X

    Adium is an Open Source, multi-protocol instant messaging application for Mac OS X. Adium supports AIM, ICQ, Jabber, MSN, Yahoo!, Google Talk, Bonjour, Gadu-Gadu, Novell Groupwise, SIP/SIMPLE (Text), and Lotus Sametime. Additionally, it supports all of these applications at once so, even if you have multiple IM accounts, you don't have to log into each account separately.
    Downloads: 1 This Week
    Last Update:
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  • 8
    climm is a portable, small, yet powerful console based, fully internationalized instant messaging client supporting the current v8 ICQ protocol and XMPP.
    Downloads: 2 This Week
    Last Update:
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  • 9
    oracle-jutils
    PL/SQL packages to perform Oracle 11g tasks within a very few number of lines : dump/load LOBs, compute CRC, get Mime Type from a BLOB, send XMPP messages, list directory contents as a table, interact with Twitter,deal with QrCodes, ...
    Downloads: 1 This Week
    Last Update:
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  • 10
    Audible Alerts is a Pidgin (libpurple) plugin to produce notification of an IM audibly. It uses eSpeak, a text-to-speech program, to call out the name of the buddy who IMs you. You can download eSpeak from www.sourceforge.net/projects/espeak
    Downloads: 2 This Week
    Last Update:
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  • 11
    Jabba is a Jabber client wrote in java/
    Downloads: 1 This Week
    Last Update:
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  • 12
    This is a less intrusive ajax web chat which uses Ajax, Smack, XMPP. This is the client version Servlet. The backend code should run under Tomcat server. You can use openfire or any other XMPP server as the server, gtalk also.
    Downloads: 0 This Week
    Last Update:
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  • 13
    Akila’ize GChat IM - Chat Client

    Akila’ize GChat IM - Chat Client

    Start sending messages in Akila’ize Language to your Google friends

    Akila’ize GChat IM is a free Instant Massager Chat client like Gtalk, Yahoo Messenger and IBM SameTime for Windows. Akila’ize GChat IM allows you to converse with your friends in Akila’ize Language. It is an alternative to Google Talk. Start sending messages in Akila’ize Language to your Google talk/Gmail friends and have fun Speaks out your conversation (Text to speech conversion – Enable/Disable anytime) Simple and Lite weight application
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    A realtime collaborative mind-mapping project. AmoebaChat allows the user to send and receive chat-style messages in an interconnected graph. This allows for a new way of communicating between parties that hasn't been explored yet.
    Downloads: 0 This Week
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  • 15
    Baraza is an Open Source mobile instant messaging server for Unix/Linux, implementing the Wireless Village/Instant Messaging and Presence Service (IMPS) protocol. The server supports inter-domain federation using IMPS SSP and Jabber/XMPP -www.baraza.im
    Downloads: 0 This Week
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  • 16
    Boltun is a chat bot plugin for Miranda IM with its own engine.
    Downloads: 0 This Week
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  • 17
    ButiFree
    ButiFree is a project to develop a catalan card game online (called "La botifarra").
    Downloads: 0 This Week
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  • 18
    Кроссплатформенный IM на Java
    Downloads: 0 This Week
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  • 19
    Chat Back is a command line chat program. It is perfect to use when you have to chat, but don't have a graphical desktop or window system. At this time, it can be compiled on Windows and Linux and only has minimal support for Google Talk.
    Downloads: 0 This Week
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  • 20
    Simple, but powerfull Jabber communicator written in C#
    Downloads: 0 This Week
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  • 21
    This is a xmpp server based on OSGi
    Downloads: 0 This Week
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  • 22
    It is an instant messaging client. Crony IM has support for some commonly used instant messaging protocols, allowing the user to log into various different services from one application. like LAN, GTalk, Yahoo, Facebook.
    Downloads: 0 This Week
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    See Project
  • 23
    Jabber client for Windows Mobile devices
    Downloads: 0 This Week
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  • 24
    EFL-based tiny and fast Jabber client
    This project is a try to write real tiny and fast XMPP/Jabber client for handheld devices, supported by Enlightment Foundation Library. I use Elementary widget toolkit and Iksemel library to make it possible.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    A native instant messenger for Motorola EZX phones with support for both ICQ and JABBER protocols.
    Downloads: 0 This Week
    Last Update:
    See Project
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