Thunderbird Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox. Free Open Source Mac Windows Linux BSD PortableApps.com ... Haiku Extensible by Plugins/Extensions Built-in RSS reader Calendar integration Customizable ... Extensible by Plugins/Extensions Free API Import from Google Reader Integrated Chat Integrated Web Browser Multiple Account support Export to OPML Import feeds from OPML POP3 Support Portable Tabbed interface Add a feature 1724 Like
HexChat HexChat is an IRC client based on XChat for Linux , but unlike XChat it’s completely free for both Windows and Unix-like systems. HexChat was... Free Open Source Windows Linux BSD PortableApps.com Xfce ... MacPorts XQuartz Portable Add a feature 171 Like
mIRC mIRC is a popular Internet Relay Chat client used by millions of people, and thousands of organizations, to communicate, share, play and work with each other on IRC... Commercial Windows Colored Text Add a feature 84 Like
irssi Irssi is a terminal based IRC client for UNIX systems. It also supports SILC and ICB protocols via plugins. Free Open Source Mac OS X Windows Linux BSD Cygwin No features added Add a feature 73 Like
XChat for Linux XChat is an IRC chat program for both Linux and Windows. It allows you to join multiple IRC channels (chat rooms) at the same time, talk publicly, private one-on-one... Free Open Source Windows Linux No features added Add a feature 102 Like Discontinued The program is no longer updated. Last version, 2.8.8, released in May 2010, can be still downloaded from the official website.
KVIrc KVIrc is a free portable IRC client based on the excellent Qt GUI toolkit. KVirc is being written by Szymon Stefanek and the KVIrc Development Team with the contribution... Free Open Source Mac OS X Windows Linux BSD PortableApps.com Portable Add a feature 36 Like
Kiwi IRC A hand-crafted IRC client that you can enjoy. Designed to be used easily and freely. More friendly than other webirc clients giving the general public an easy option to... Free Open Source Web Self-Hosted Chrome Preconfigurable auto-connect Add a feature 19 Like
AdiIRC c#/csharp IRC CLient. AdiIRC stores all its settings in text files, this way you can grab the adiirc folder and put in on a usb device or external harddrive. Take all... Free Windows Wine Portable Add a feature 25 Like
Shout What is it? Shout is a web IRC client that you host on your own server. What features does it have? * Multiple user support * Stays connected even when you close... Free Open Source Web Self-Hosted No features added Add a feature 13 Like Discontinued Shout's development has stopped early 2016 and replaced by its official community fork: http://alternativeto.net/software/the-lounge/ . See https://github.com/erming/shout
Qwebirc qwebirc is a web based AJAX IRC client. Free Open Source Windows Linux BSD Self-Hosted No features added Add a feature 7 Like
Chatzilla ChatZilla is a clean, easy to use and highly extensible Internet Relay Chat (IRC) client, built on the Mozilla platform, which provides all the usual features: multiple... Free Open Source Mac OS X Windows Linux SeaMonkey Firefox No features added Add a feature 18 Like
Konversation Konversation is an easy-to-use IRC client for novices, nut novices and experts can take advantage of its rich featureset. Free Open Source Linux No features added Add a feature 20 Like
Convos Convos is the simplest way to use IRC. It is always online, and accessible to your web browser, both on desktop and mobile. Free Open Source Web Self-Hosted No features added Add a feature 5 Like
Maid-IRC A modern web IRC client. Built on Node.js. Free Open Source Web Self-Hosted Node.JS No features added Add a feature 6 Like
X-Chat 2 for Windows A freeware build of X-Chat for windows, as opposed to the official 30-day-trial shareware Windows build. Free Windows No features added Add a feature 22 Like Discontinued Author announed EOL on homepage.
