centerim
Centerim is an command line interface chat client for the common protocols like icq, msn, aim…
22 Alternatives To centerim
Adium
Adium is a free instant messaging application for Mac OS X that can connect to AIM, MSN, Jabber, Yahoo, and more.
Beagle IM
Lightweight & powerful XMPP client for macOS
Ekiga
Ekiga (formely known as GnomeMeeting) is an open source VoIP and video conferencing application for…
Electricity Map
Live CO2 emissions of electricity consumption
Facebook Messenger
Facebook Messenger is a faster way to message.
Franz
Franz is your messaging app for WhatsApp, Facebook Messenger, Slack, Gmail, Telegram and many many more.
Instantbird
Instantbird is an instant messaging client based on Mozilla XULRunner and the open source library…
Jitsi
Open-source video calling and chat platform.
Kopete
Kopete is an instant messenger supporting AIM, ICQ, MSN, Yahoo, Jabber, IRC, Gadu-Gadu, Novell…
Phoner
Softphone for VoIP, CAPI und TAPI.
Pidgin
Pidgin is an easy to use and free chat client used by millions. Connect to AIM, MSN, Yahoo, and more chat networks all at once.
Psi
Psi is a multi-platform and standards-based instant messaging client available for Windows, Linux, Mac and more.
Rambox
Free, open source and cross platform messaging and emailing app that combines common web…
Slack
A messaging app for teams who see through the Earth!
Telegram
Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Wire
Private & Secure Messenger
Wren
Offset your carbon footprint by saving rainforests
X-Lite
The X-Lite softphone from CounterPath. Try out our fully-loaded Bria desktop client including voice and video call, messaging and presence or download X-Lite for try to test SIP softphone features.
Xabber
Open source Jabber (XMPP) client with multi-account support, clean and simple interface.
YakYak
Desktop client for Google Hangouts
tSIP
tomeko.net/software: SIP client for Windows.