Freemium

Skype is an instant messaging and VOIP (Voice Over Internet Protocol) client to communicate with people in a distant place.

Adium

Open Source

Adium is an Open source multi-protocol instant messaging client for Mac OS X, supports MSN, Jabber, Yahoo! and other networks.

Signal

Open Source

Signal is the most scalable encryption tool.

Miranda IM

Open Source

Miranda IM is an open source multiprotocol instant messaging application, designed for Microsoft Windows.

Empathy

Open Source

Empathy is an instant messaging (IM) and voice over IP (VoIP) client which supports text, voice, video, file transfers, and inter-application communication ov…

Psi

Open Source

Psi is a free instant messaging application designed for the XMPP network (including Google Talk). Fast and lightweight, Psi is fully open-source and compatib…

Fring

Freemium

Fring connects with Skype, MSN Messenger, ICQ and Google Talk from your iPhone.

Xabber

Open Source

Xabber (XMPP and Jabber) is a XMPP client for the Android Operating System.

Disa

Open Source

Disa is your new messaging hub. Conversations from different services can seamlessly be joined together, or disbanded within seconds.

Pidgin

Open Source

Pidgin is a free and open-source chat client which supports AIM, Google Talk, ICQ, XMPP protocols.

Trillian

Freemium

Trillian is a proprietary multiprotocol instant messaging application.

Digsby

Open Source

Digsby provides you with IM, email and Social networks in one easy to use application.

Facebook Messenger

Free

Facebook Messenger is the official Facebook app that lets you have text conversations with all of your friends on the popular social network.

IM+

Freemium

IM+ supports simultaneously major IM services, including Google Talk, Twitter DMs, Yahoo!, AIM/iChat, ICQ, Jabber (and Slack through Jabber), etc.

Wire

Free

Wire is a cross-platform, encrypted instant messaging client created by Wire Swiss. It is available for iOS, Android, Linux, Windows, macOS and Web browser cl…