MetroIRC is described as 'An IRC client for the Windows desktop which follows the Metro design guidelines' and is a IRC Client in the social & communications category. There are more than 50 alternatives to MetroIRC for a variety of platforms, including Windows, Linux, Mac, BSD and Web-based apps. The best MetroIRC alternative is Pidgin, which is both free and Open Source. Other great apps like MetroIRC are Jitsi Desktop, HexChat, Adium and Messenger.
CGI:IRC is a Perl/CGI program that lets you access IRC from a web browser, it is designed to be flexible and has many uses such as an IRC gateway for an IRC network, a chat-room for a website or to access IRC when stuck behind a restrictive firewall.
AQQ is a Polish (but available in English) multiprotocol instant messenger with support of: AQQ, Jabber, Gadu-Gadu, Tlen and ICQ. It has many great features like: one tabbed message window for all conversations; quick search for contacts; file sending (even through FTP thanks to...
Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.
mIRGGI is the first IRC client for S60 3rd Edition devices. It is also available for 2nd edition devices. It is currently in early stages because I just began writing it on 10th of March. Ive been meaning to do this for a long time but havent gotten to it.
KMess is the Live Messenger alternative for Linux, aiming at integration with the KDE desktop environment.
FBMessenger is a stand-alone Facebook Messenger app for Linux, very similar to the official Messenger for Windows.
ScrollZ is an advanced IRC client based on ircII. It incorporates many useful features found in all sorts of scripts. The main difference between these scripts and ScrollZ is the code - whereas ircII scripts take a lot of disk and memory space and run slow, ScrollZ only takes a...
GyachE Improved (GyachI) is a fork from Gyach Enhanced Yahoo! client for Linux operating systems. This Yahoo! client supports almost all of the features you would expect to find on the official Windows Yahoo!
IceChat is a fully featured, simple to use IRC Client allowing you to chat online with your friends and for meeting new people as well. It can be used in Windows 95/98/ME/2000/XP/2003/Vista and also Windows...
Sim-IM, Simple Instant Messenger, is a multiple protocol instant messenger for MS Windows, GNU/Linux, FreeBSD. Sim-IM supports Jabber/XMPP, Google Talk, ICQ and AIM (Oscar), Yahoo! Messenger and Microsoft Messenger (MSN)
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