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: 5,077 This Week
    Last Update:
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  • 2
    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: 490 This Week
    Last Update:
    See Project
  • 3
    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: 261 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: 79 This Week
    Last Update:
    See Project
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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: 8 This Week
    Last Update:
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  • 6
    Miranda NG

    Miranda NG

    Miranda NG: Next Generation of Miranda IM

    Miranda NG is a successor of a popular multi-protocol instant messaging client for Windows, Miranda IM. Very light on system resources and extremely fast. Supports Em-LAN Facebook, Gadu-Gadu, ICQ / MRA, IRC Internet Relay Chat, Jabber XMPP, MinecraftDynmap, Omegle, Sametime, SkypeWeb, Steam, Tox, Twitter, and VKontakte. Linux is not a natively supported operating system, but Miranda is known to run on Linux under Wine. PluginUpdater is responsible for keeping your Miranda up-to-date. It checks for updates for all installed plugins and other components like icon sets and langpack regularly (depending on its settings) and performs updating automatically.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 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: 5 This Week
    Last Update:
    See Project
  • 8
    climm is a portable, small, yet powerful console based, fully internationalized instant messaging client supporting the current v8 ICQ protocol and XMPP.
    Downloads: 3 This Week
    Last Update:
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  • 9
    An Open Source JavaScript Jabber Messenger, build with the Ext and Prototype Library.
    Downloads: 4 This Week
    Last Update:
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  • 10
    a jabber (instant messaging) client running atop emacs.
    Downloads: 2 This Week
    Last Update:
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  • 11
    SecuXabber

    SecuXabber

    A secure Jabber-client for Android using strong encryption

    SecuXabber is a secure Jabber-client for Android that bases on Xabber and uses a strong, asymmetric enryption that works on top of the XMPP protocol. A key pair is generated on application start-up. Users can send their public key to other SecuXabber users via Bluetooth. This ensures the origin of the public key because people do a face-to-face check during key exchange. After the keys are imported by both users, all communication between them is done fully encrpyted using a strong 4096 bit end-to-end encryption.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 12
    FireFloo Communicator

    FireFloo Communicator

    FireFloo Communicator is a beautiful and slim XMPP & Echo chat client.

    FireFloo is an Instant Messaging Communicator combining the open XMPP standard (Jabber, GMail Chat etc.) with the Echo Protocol for secured Chat and Messaging.
    Downloads: 1 This Week
    Last Update:
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  • 13
    Send XMPP (Gtalk/Google Talk also supported) messages (thanks to Jabber) within a single line of PL/SQL code, get buddies list and status in relational tables (or xml) on Oracle 11g.
    Downloads: 1 This Week
    Last Update:
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  • 14
    This is an unofficial native port of Pidgin to Mac OS X. It uses native GTK+ (www.gtk-osx.org) which provides better integration and does not require X11. It also comes with more plugins out of the box, including OTR.
    Downloads: 1 This Week
    Last Update:
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  • 15
    An object-oriented XMPP/Jabber client library for Javascript.
    Downloads: 1 This Week
    Last Update:
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  • 16
    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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  • 17
    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
  • 18
    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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  • 19
    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: 0 This Week
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    See Project
  • 20
    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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  • 21
    Boltun is a chat bot plugin for Miranda IM with its own engine.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    ButiFree
    ButiFree is a project to develop a catalan card game online (called "La botifarra").
    Downloads: 0 This Week
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    See Project
  • 23
    Кроссплатформенный IM на Java
    Downloads: 0 This Week
    Last Update:
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  • 24
    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
    Last Update:
    See Project
  • 25
    Simple, but powerfull Jabber communicator written in C#
    Downloads: 0 This Week
    Last Update:
    See Project
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