Instant Messaging Client

BuddySpace is an enhanced Jabber client providing secure presence management, web services and instant messaging. It extends the 'buddy list' concept with enhanced and customisable visualisation of presence (incl. maps, logical layouts). Platforms: Windows, Mac, BSD, Linux

VoIM is a Java based Jabber client that will provide excellent text instant messaging capabilities as well as the ability to send and receive voice messages. Platforms: Windows, Mac, Linux

Private Network Instant Messenger (PNIM) is an open source cross platform instant messaging program. It allows instant messaging without the need for a third party centralised server, such as MSN's. PNIM works across a LAN, or over The Internet. 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

DirectNet is a serverless instant messaging system. Rather than every client connecting to a given server, they connect to each other and messages are passed across the network. Thus, it can be a full IM network, or a LAN chat network. Platforms: *nix

Bapuli Home Messaging is a freeware IRC messaging server to enable instant messaging within a private (home) network to be used with clients like Pidgin. Computers in a home network can be connected within a few minutes in a hassle free way the operation instructions are given during setup. A... Platforms: Windows

Tired of the needless hassle that comes with having four or more Instant Messaging clients running at one time, just so you can talk to your friends and family? Looking for a single application that will house all of these networks into one central location? Well, look no further! Introducing... Platforms: Windows

Off-the-Record Messaging is a Pidgin plugin that allows you to have private conversations over instant messaging by providing: Encryption No one else can read your instant messages. Authentication You are assured the correspondent is who you think it is. Deniability The messages you... Platforms: *nix

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

Bimoid messenger is the simple and lite client program for sending instant messages between users through Bimoid server. Using Bimoid messenger, you can connect to any Bimoid server installed on your local or any other network, if you have appropriate access and server address. To try messenger... Platforms: Windows

Palringo is an award-winning rich messaging client which enables you to send text, voice or photo messages to your contacts for free no matter what social network they use. Supported Services Palringo lets you connect to all the popular instant messaging services. You can exchange... Platforms: Mac

Flashdeli (Flash Delivery) is an instant messaging system for your LAN or intranet. This software is a replacement for Microsoft WinPopup or Messenger services. It will give you a solid boost in office productivity. Using this feature-rich yet simple messaging program, you will never miss... Platforms: Windows

JabberO is a revolutionary new instant messaging and presence management platform based on XML and open standards. Enhanced group conference capabilities Private rooms Persistent rooms Invite-only rooms Password protected rooms Interoperable with MSN, Yahoo! Platforms: Windows

AIM Instant Messenger 6.5 is an instant messaging program from which you can chat, talk via microphone, by video and send all types of file. It is also intuitive and easy to use. Platforms: Windows

Net::Chat::Daemon is a Perl module to run a daemon that is controlled via instant messaging. ABSTRACT This package is intended to serve as a superclass for objects that want to communicate via IM messages within a distributed network of client nodes and a coordinator, without dealing with the... Platforms: *nix

The Corporate Digital Messenger (Abbreviated as CD Messenger) from Live2Support sets an entirely new standard in office productivity and workplace efficiency. You can now communicate with your office environment right across the hallway or across the globe in an environment that is fully secure,... Platforms: Windows, Mac

Smack is an Open Source XMPP (Jabber) client library for instant messaging and presence. A pure Java library, it can be embedded into your applications to create anything from a full XMPP client to simple XMPP integrations such as sending notification messages and presence-enabling devices. Platforms: Mac

Main Features: Instant messaging on different client like Facebook Chat and GTalk. The Social icon at menu bar shows you at-a-glance if you have unread messages, notifications or friend requests. Preview of incoming chat messages What's New in Social 1.3 - Support of notification for new... Platforms: Mac

Laffer is a Web-based instant messenger client that supports ICQ, MSN, AOL, Yahoo, Jabber, and other messenger networks.Laffer is written in HTML and javascript, and it uses DOM 1.2 and PHP. Laffer is capable of exchanging text messages, contact list visualization, presence status visualization,... Platforms: PHP

JXTA Instant Messenger (JIM) aims to establish a server-free instant messaging system with various options. It features encrypted messaging, presence awareness, and sophisticated search for users. We started to develop this product at the computer-science laboratories at university of hamburg in... Platforms: *nix