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
Jitsi Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM... Free Open Source Mac OS X Windows Linux Web Android ... BSD End-to-end encryption Group chat iPhone/iPod sync Multiple protocols ... Multiple Account support OTR Video calling WebRTC Add a feature 270 Like
Adium Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS Xs Cocoa API, released under the GNU GPL and developed by the Adium... Free Open Source Mac OS X Customizable Multiple languages Multiple protocols OTR ... Tabbed interface Support for Themes Add a feature 329 Like
Conversations Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG]. ... Free Open Source Android Android Tablet Decentralized End-to-end encryption Encrypted chat Picture sharing ... Group chat Self destructing messages OTR Add a feature 41 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.
Xabber Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best... Free Open Source Android Encrypted chat Add a feature 41 Like
Zom Zom's security and privacy features are powered by the amazing foundation created by the ChatSecure project, and works with other great apps like Conversations. Free Open Source Android iPhone Encrypted chat OTR Picture sharing Voice messages Add a feature 3 Like