Instant Messaging Application

Psi is the premiere Instant Messaging application designed for Microsoft Windows, Apple Mac OS X and GNU/Linux. Built upon an open protocol named Jabber, Psi is a fast and lightweight messaging client that utilises the best in open source technologies. The goal of the Psi project is to create a... Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

Sonork Enterprise Instant Messaging (EIM) software enables any company or organization to deploy their own secure, private, and robust instant messaging network. Designed from the ground up around the advanced Sonork localization, presence detection, and data transfer engine, Sonork provides... Platforms: Windows

Akeni Instant Messaging - Pro is a client/server instant messaging platform that allows companies to host their own secured private IM system. The client has an user interface similar to AIM, ICQ, or MSN Messenger. It supports all the standard IM features such as chat, group conference, presence... Platforms: *nix

Internal Chat is a corporate client-server chat (instant messaging) application. It is written completely in Java and thus can be run on any platform that supports Java: MS Windows, Linux, xBSD, Solaris etc. Internal Chat uses open industrial protocols: it works over HTTP/HTTPS, utilizing the... Platforms: *nix

Psi is a free instant messaging application designed for the Jabber IM network (including Google Talk). Fast and lightweight, Psi is fully open-source and compatible with Windows, Linux, and Mac OS X. With Psi's full Unicode support and localizations, easy file transfers, customizable... Platforms: Mac

Psi is a free instant messaging application designed for the Jabber IM network (including Google Talk). Fast and lightweight, Psi is fully open-source and compatible with Windows, Linux, and Mac OS X. With Psi's full Unicode support and localizations, easy file transfers, customizable... Platforms: Linux

Psi is a free instant messaging application designed for the Jabber IM network (including Google Talk). Fast and lightweight, Psi is fully open-source and compatible with Windows, Linux, and Mac OS X. With Psi's full Unicode support and localizations, easy file transfers, customizable... Platforms: Windows

Build Presence and Instant Messaging applications at your web application. Seebex Instant Messaging Controls let's you put your web site live visitors in your web page! Enhance your web pages with presence of live visitors over your web site with real-time communication abilities by embedding...

One Instant Messenger is an adaptable multi protocol instant messenger client developed for Windows. The app has extremely little resource requirements being at the same time very fast. One Instant Messenger offers a wide-ranging support: AIM, ICQ, IRC, MSN and Jabber, but it also employs a... Platforms: Windows, Windows 7

Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS X's Cocoa API, released under the GNU GPL and developed by the Adium team Based on the libpurple protocol library, Adium can connect you to any number of messaging accounts on any combination of... Platforms: Mac

Ayttm is an instant messaging (chat) client that provides all-in-one chat functionality for several major instant messaging services from one simple program. Ayttm "Contacts" allow you to refer to several accounts of the same person from a single contact name, making it one of the cleanest and... Platforms: *nix, C/C++, BSD

Incognito Chat is a free instant messaging tool for use with MSN Messenger and Windows Messenger, it allows for encrypted instant messaging sessions using proven cryptographic algorithms. Features include: * Encrypted instant messaging: 256 bit Rijndael, 4096 bit RSA and SHA-512 *... Platforms: Windows

Instan-t is a powerful instant messaging software that allows you to communicate with MSN, AOL, Yahoo!, ICQ and Instan-t IM networks. Instan-t 4.6 incorporates several new features and improvements. Some Instan-t unique features are: - Voice and video chat: communicate face to face with... Platforms: Windows

Pidgin is a multi-protocol Instant Messaging client that allows you to use all of your IM accounts at once. Pidgin is an instant messaging program for Windows, Linux, BSD, and other Unixes. You can talk to your friends using AIM, ICQ, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC,... Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

All in one instant messaging software that support VoIP, internet fax, SMS, video conferencing, and support Windows Live Messenger, Yahoo Messenger, AIM, and ICQ. VoIP features include free internet calls, low cost PC to phone, and phone to PC calls. It costs as low as /month to get a phone... Platforms: Windows

Tkabber is a Free and Open Source client for the Jabber instant messaging system. Tkabber provides a Tcl/Tk interface to the Jabber instant messaging and presence service. Tcl/Tk is a graphical scripting language that runs on the Unix, Windows, and Macintosh platforms. The choice of Tcl/Tk... Platforms: *nix

imsniff is a pcap-based instant messaging sniffer. It captures the IM traffic in the network and is able to log conversations, contact lists, profile information, incoming email notifications, other MSN events, etc. Tested in Linux and Windows. You can configure it via command line parameters... Platforms: *nix

GyachI is an improved version of GyachE, a feature-rich client for the yahoo instant messaging protocol. GyachI project is released under GPL to the open source community.. Platforms: *nix

This is a set of Perl modules that allow you to access the ICQ Instant Messaging. These modules provide you access to creating/receiving messages, writing clients, etc. After unzipping and untarring the distribution directory,you should be running these commands to install it: perl Makefile.PL... Platforms: *nix

Ayttm is an instant messaging (aka chat) client that provides all-in-one chat functionality for several major instant messaging services from one simple program. Ayttm "Contacts" allow you to refer to several accounts of the same person from a single contact name, making it one of the cleanest... Platforms: C and C plus plus