InstantMessaging

Choqok

Micro-blogging client

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Dianara

A social networking client for the Pump.io network

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Gajim

A GTK+ XMPP client

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Kopete

Instant Messenger

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NeoChat

A client for matrix, the decentralized communication protocol

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Pidgin

Instant Messaging Client

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Psi+

The cross-platform XMPP client designed for experienced users

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Quaternion

Qt5-based client for Matrix networks

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Ruqola

Rocket Chat Client

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Smuxi

Chat with other people on IRC, Twitter, Jabber and Campfire

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Srain

Modern IRC client written in GTK

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Telegram Desktop

Fast. Secure. Powerful.

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Yaics

GNU social microblogging client

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