Open Source Windows XMPP Software

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.

Psi is a cross-platform powerful XMPP client designed for experienced users. Psi+ is a development branch of Psi XMPP client. Previously is was a sort of fork but now just consider it as a space for nightly builds.

Psi is cross-platform powerful XMPP client designed for experienced users. There are builds available for MS Windows, GNU/Linux and macOS.

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.

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.

climm is a portable, small, yet powerful console based, fully internationalized instant messaging client supporting the current v8 ICQ protocol and XMPP.

a jabber (instant messaging) client running atop emacs.

Kraken is a continuation of the Openfire IM Gateway plugin, but in a way that works for any XMPP server. It provides a way for XMPP users to log into, and communicate through, their legacy IM accounts such as AIM, ICQ, MSN, Yahoo, and friends.

Boltun is a chat bot plugin for Miranda IM with its own engine.

RetroMessenger is an Instant Messenger with a minimal GUI interface to the libretroshare library, in order to have a standalone Instant Chat Messenger. It will be developed using wxwidgets (additional: XUL, Qt) GUI toolkit. http://retromessenger.sf.net

Egalite supports direct 1-1 chat with SSL over IPv4 or IPv6, as well as server based chat with IRC or XMPP (Jabber).

j!com is a secure instant messaging system, featuring a classical AIM-like interface, and providing AES encryption for conversations and login.

FireFloo is an Instant Messaging Communicator combining the open XMPP standard (Jabber, GMail Chat etc.) with the Echo Protocol for secured Chat and Messaging.

Gaeth is written in Perl Jabber bot for general usage (Google, exchange rates, fortunes, etc.) being developed Just For Fun™.

Tsuka is a web site software package which has the ultimate goal to provide all means for publishing videos on a web site in Flash video format. Front end is written entirely in Actionscript 3, while back end uses Zend Framework, thus written in PHP 5.

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.

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

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.

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

ButiFree is a project to develop a catalan card game online (called "La botifarra").

This is a xmpp server based on OSGi

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.

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.

err is a plugin based chatbot designed to be easily deployable, extensible and maintainable. It allows you to start scripts interactively from your chatrooms for any reason: random humour, starting a build, monitoring commits, triggering alerts ... It is really easy to add your own feature. Features Backends support: - XMPP : Tested with hipchat, openfire and Jabber but should be compatible with any standard XMPP servers. - CampFire support - Supports MUCs (chatrooms) - Local Graphical Console (for testing/dev) - Local Text Console (for testing/dev)

ExtremeTalk(XT)是一个用于企业或者组织内部进行在线通讯的，基于XMPP(Jabber)协议的即时通讯系统。ExtremeTalk(XT) is an Instant Messaging(IM) collaboration platform based on XMPP(Jabber) for enterprises and organizations