Pidgin is a chat program which lets you log in to accounts on multiple chat networks simultaneously. Pidgin is a GTK+ instant messaging application for Windows and Unix. It supports AIM, ICQ, Jabber/XMPP, MSN, Yahoo!, Bonjour, Gadu-Gadu, IRC, QQ, SILC, SIMPLE and more. See http://pidgin.im/about for more information.

Welcome to Google Talk, a downloadable chat application by Google. Check out what Google Talk can do: Instant messages: share quick thoughts in real time; Status updates: see if friends are around and what they are up to; File transfer: instantly send and receive files, pictures, and more; Free long distance: make PC-to-PC calls to people anywhere ... More information

HipChat is a hosted private chat service for your company or team. Invite colleagues to share ideas and files in persistent group chat rooms. Get your team off AIM, Google Talk, and Skype — HipChat was built for business. Note that HipChat auto-updates itself after an initial install.

Java allows you to play online games, chat with people around the world, calculate your mortgage interest, and view images in 3D, just to name a few. It's also integral to the intranet applications and other e-business solutions that are the foundation of corporate computing.

Miranda IM is a multi-protocol instant messaging client for Windows. Very light on system resources and extremely fast, Miranda IM requires no installation and can be made to fit on a single floppy disk or USB drive. Featuring a powerful plugin-based framework and boasting over 350 plugins, Miranda IM is one of the most flexible and customisable me... More information

From Wikipedia, 2013-04-18: Mumble is a voice over IP (VOIP) application primarily designed for use by gamers, similar to programs such as TeamSpeak and Ventrilo. Mumble uses a client–server architecture which allows users to talk to each other via the same server. It has a very simple administrative interface and features high sound quality and l... More information

Messenger Reviver is a messenger repair tool that allows use of Windows Live Messenger even after the migration to Skype. This simple app can install working versions of Messenger 2012 or Messenger 2009 and also �Revive� (repair and modify) versions of Messenger 2012, 2011, and 2009 that are already installed. Reviver checks to see if Messenger is ... More information

digsby is a multiprotocol IM client that lets you chat with all your friends on AIM, MSN, Yahoo, ICQ, Google Talk, and Jabber with one simple to manage buddy list. digsby is an email notification tool that alerts you of new email and lets you perform actions such as 'Delete' or 'Report Spam' with just one click. digsby is a social networking tool t... More information

TeamSpeak is proprietary voice-over-Internet Protocol (VoIP) software that allows computer users to speak on a chat channel with fellow computer users, much like a telephone conference call. Users use the TeamSpeak client software to connect to a TeamSpeak server of their choice, from there they can join chat channels and discuss things.

Java allows you to play online games, chat with people around the world, calculate your mortgage interest, and view images in 3D, just to name a few. It's also integral to the intranet applications and other e-business solutions that are the foundation of corporate computing.

From Wikipedia on 2013-04-18: Jitsi (formerly SIP Communicator) is a free and open source multiplatform voice (VoIP), videoconferencing and instant messaging application for Windows, Linux and Mac OS X. It supports several popular instant messaging and telephony protocols, including open recognised encryption protocols for chat (OTR) and voice/vide... More information

Ares is a free open source file sharing program that enables users to share any digital file including images, audio, video, software, documents, etc. You may now easily publish your files through the Ares peer to peer network. As a member of the virtual community, you can search and download just about any file shared by other users. Latest versio... More information