This list is not exhaustive.
- 1 Core Networks
- 2 Clients by operating system
- 3 Windows Only
- 4 *nix Only
- 5 Mac OS X Only
Instant Messenger networks usually have their own specific client, often by the same name. These clients can only connect only to their specific network.
Clients by operating system
- AIM – AOL‘s Instant Messenger – http://www.aol.com/aim – Windows, Mac, UNIX, Java, PalmOS, etc. Although AOL IM seems to be the most popular, if your chat partner goes offline, – even briefly – messages are often dropped and never seen.
- TiK – Tcl/Tk
- ICQ – “I Seek You” – Windows, Mac OS 9, and any web browser Web Interface – A full feature-rich Instant Messaging client. Great for groupware and collaboration. Owned by AOL.
- YSM – A textmode client for Windows, most <code>*</code>Nix systems, and BeOS
- mICQ – A textmode client for many operating systems. One of the few that allows the use of multiple user accounts on the same network.
- Yahoo Messenger – http://messenger.yahoo.com – Windows, Mac, UNIX, Java – Tightly integrated with the Yahoo suite of online services, Messenger is a great alternative to ICQ, although not as feature-rich. Great videoconferencing capabilities.
- MSN Messenger – http://messenger.microsoft.com – Microsoft’s messaging client, comes by default with many flavors of Windows. Not available for Windows 95.
- GAIM http://sourceforge.net/projects/gaim/ – A popular open-source IM tool that supports the most IM services.
- Bitlbee – An IRC to IM gateway.
- Odigo – Windows and Java – supporting all the major services.
clients using the Jabber system that claim support for multiple instant messaging networks.
- Jabber – One of the few clients integrating security and with an open-source core.
- Akeni – Windows and Linux
- Psi – Windows, OS X and Linux (QT) GPLed client.
- MyJabber – Windows (Visual Basic).
- Tkabber – Linux, BSD, Solaris and Windows (Tcl/Tk) – GPL
- Exodus – Windows only (Delphi) – GPL
- Gabber – Linux Gnome – GPL
- GreenThumb – Java http://greenthumb.jabberstudio.org
- (see Jabber.org’s list for more clients)
- Miranda IM – Multi-Network (Jabber), Windows-only – Miranda IM uses very little memory and is extremely fast. Development hosted by Sourceforge.
- Trillian – Very similar to Odigo in user interface and capabilities.
- CenterICQ – Multi-Network, textmode.
- LICQ – a Unix alternative to the Mirabilis ICQ software – http://www.licq.org
- Kopete – KDE – Multi-Network.
- KXICQ – KDE – http://www.kxicq.org
- Yeemp – has both console and GTK interfaces; supports the Yeemp, ICQ, and AIM protocols – http://deekoo.net/technocracy/yeemp/
Mac OS X Only
- Adium – Smooth, simple, easy, and GPL‘d.
- Fire – Home Page – Multi-network – Can use GPG to encrypt IM‘s on AIM/ICQ. Text-to-Speech also available. GPL‘d.
TakeDown.NET -> “Instant-Messenger-Software”