Pidgin Pidgin is an easy to use, multi-protocol chat client client used by millions. Connect to AIM, MSN, Yahoo, XMPP, and more chat networks all at once. It has built-in... Free Open Source Mac OS X Windows Linux BSD PortableApps.com ... Xfce Multiple protocols Multiple protocols support Extensible by Plugins/Extensions Multiple languages ... Multiple Account support Multiple chat protocols Portable Supports XMPP Video calling Voice Call Add a feature 1431 Like
Empathy Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all those... Free Open Source Linux BSD Built-in File transfer Multiple protocols Video calling Add a feature 154 Like Discontinued Empathy is currently unmaintained. Last version, 3.25, released in August 2017, can be still downloaded from the official website.
Gajim 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... Free Open Source Mac OS X Windows Linux BSD Xfce Encrypted chat Group chat Multiple languages OTR ... Supports XMPP Tabbed interface Video calling Add a feature 51 Like
IM+ 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 and Twitter on ALL... Freemium Web Windows Mobile Android iPhone Java Mobile ... S60 HP webOS Blackberry Android Tablet Windows Phone iPad Kindle Fire Multiple Account support Multiple protocols support Add a feature 102 Like
Coccinella Coccinella is a free and open-source cross-platform instant messaging client with a built-in whiteboard for improved collaboration with other people. Free Open Source Mac OS X Windows Linux BSD No features added Add a feature 16 Like
Tkabber Tkabber is a Free and Open Source client for the Jabber instant messaging system. Its writen in Tcl/Tk, and works on many platforms (tested on Linux, FreeBSD, NetBSD... Free Open Source Mac OS X Windows Linux BSD No features added Add a feature 12 Like
Messenger for Desktop A simple & beautiful app for Facebook Messenger. Chat without distractions on any Operating System. Free Open Source Mac OS X Windows Linux No features added Add a feature 8 Like Bundleware Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/
Ayttm Ayttm is an instant messaging (aka chat) client that provides all-in-one chat functionality for several major instant messaging services from one simple program. Ayttm... Free Open Source Windows Linux BSD No features added Add a feature 10 Like
MCabber MCabber is a small XMPP (Jabber) console client. It includes features such as SASL/SSL/TLS support, MUC (Multi-User Chat) support, history logging, command completion... Free Open Source Mac OS X Windows Linux BSD Xfce No features added Add a feature 3 Like
climm climm is a very portable text-mode ICQ clone - it is known to compile under Linux, BSD, AIX, HPUX, Windows, AmigaOS and with restrictions BeOS. Originally written by... Free Open Source Windows Linux BSD Haiku No features added Add a feature 2 Like
Centericq Centericq is a text mode menu- and window-driven IM interface that supports the ICQ2000, Yahoo!, AIM, IRC, MSN, Gadu-Gadu and Jabber protocols. Free Open Source Mac OS X Windows Linux BSD Built-in RSS reader Add a feature 1 Like Discontinued The program is no longer updated. Last version, 4.21.0, released in September 2005, can be still downloaded from the official website.
