Google Talk (GTalk) is a free Windows and web-based application for instant messaging and voice over internet protocol (VOIP). It lets you send instant messages, do automatic file transfers, check friends' status updates, make PC-to-PC calls, and make conference calls to multiple people at once. Additionally, you can install Google's video chat plugin to make voice and video calls within Gmail, iGoogle and orkut. http://alternativeto.net/software/google-voice-and-video-chat/ More info »
Skype is a proprietary software application that offers free Skype-to-Skype calls and low-cost local, national and international calls to both traditional land-line telephones and mobile phones. Additional features inclu ...
Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS Xs Cocoa API, released under the GNU GPL and developed by the Adium team. Based on the libpurple protocol library, Adium ca ...
Meebo is integrated, all-in-one instant messaging (IM client) that connects you with your friends everywhere. It supports a large number of popular servicesand connects you to MSN, Yahoo, AOL/AIM, MySpace, Facebook, Goog ...
With Live Messenger you can chat online instantly in real time with friends, family and colleagues. Its faster than e-mail, more discreet than a phone call.Formerly known as MSN Messenger and Microsoft Messenger.
Empathy is a messaging program which supports text, voice, and video chat and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one ap ...
WhatsApp Messenger is a smartphone messaging app which allows you to exchange messages with your friends and contacts without having to pay for SMS. WhatsApp Messenger is cross platform and is currently available for iPh ...
Trillian is a proprietary multiprotocol instant messaging application for Windows created by Cerulean Studios that can connect to multiple IM services, such as AIM, ICQ, Windows Live Messenger, Yahoo! Messenger, IRC, Nov ...
Nimbuzz offers free calls and text messaging to other Nimbuzz users over 3G and WiFi. You can also can call mobile and landline phones for as low as 2 cents/minute with NimbuzzOut. Nimbuzz works with every popular smartp ...
Kopete is an instant messenger supporting AIM, ICQ, MSN, Yahoo, Jabber, IRC, Gadu-Gadu, Novell GroupWise Messenger, and more. It is designed to be a flexible and extensible multi-protocol system suitable for personal and ...
Yahoo messenger is an instant messaging software developed by Yahoo! inc. for real-time communication of its users. provides text chat, file transfer up to 2GB. conversations with audio and video, games. It also supports ...
Psi is an instant messaging application for Windows, Linux, and Mac OS X that connects to the free, open Jabber IM network (also known as XMPP).Localized versions of Psi are available in almost twenty different languages ...
eBuddy is a web and mobile messenger which supports various instant messaging services.Features include chat on Windows Live Messenger (also known as MSN), Yahoo! Messenger, AOL Instant Messenger, ICQ, Google Talk, MySpa ...
Banckle Live Chat is a online chat & customer support solution. It is fully customizable and includes a variety of built-in templates, themes, widgets and tools for boosting customer service productivity. It achieves ...
SIP Communicator is changing its name to Jitsi. Jitsi is an audio/video Internet phone and instant messenger that supports some of the most popular VoIP and instant messaging protocols such as SIP, Jabber, AIM/ICQ, MSN, ...
aMSN is a free open source MSN Messenger clone.aMSN attempts to emulate the look and feel of Windows Live Messenger, and supports many of its features. It has been downloaded over 30 million times as of Dec 2009, making ...
imo instant messenger is a web-based service with video and voice chat functionality. imo's web messenger and mobile messenger apps let you IM your friends with AIM, Facebook, Google Talk, Jabber, ICQ, MSN, ...
Linphone is an internet phone or Voice Over IP phone (VoIP). With linphone you can communicate freely with people over the internet, with voice, video, and text instant messaging. Linphone makes use of the SIP protocol , ...
Chat everywhere! IM+ is the most widely used mobile IM app! Connect all-in-one to MSN, Yahoo!, Google Talk, AIM, Jabber, ICQ, Facebook, MySpace, Skype, and Twitter on ALL popular mobile platforms. The widest selection of ...
The goal of Gajim is to provide a full featured and easy to use Jabber client. Gajim works nicely with GNOME, but does not require it to run. It is released under the GNU General Public License.
Instantbird is an instant messaging client based on Mozilla XULRunner and the open source library libpurple created by the software developers of Pidgin. Instantbird is free software available under the GNU General Publi ...
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