InstantMessaging

P

Pidgin

Gary Kramlich ✓ Verified

Instant Messaging Client

P

Poezio

Poezio Team

Poezio is a free console XMPP client

Q

Qtcord

mak448a ✓ Verified

Lightweight Discord client

q

qTox

TokTok Project

Powerful Tox chat client that follows the Tox design guidelines.

Q

Quadrix

Jean-François Alarie

Minimal, simple, multi-platform chat client for the Matrix protocol

Q

Quaternion

The Quotient Project ✓ Verified

Qt-based client for Matrix networks

R

RetroShare-gui

RetroShare Development Team

Secure communication for everyone

R

Revolt

Paul Makles

Open source user-first messaging platform

R

Ripcord

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Alternative desktop chat client for Slack (and Discord)

R

Rocket.Chat

Rocket.Chat

Open Source Team Communication

R

Ruqola

KDE ✓ Verified

Rocket Chat Client

S

Sable

Sable Maintainers ✓ Verified

Chat over the Matrix network

S

Session Desktop

Session Technology Foundation ✓ Verified

Private messenger

S

Signal Desktop

Signal Foundation

Private messenger

S

SimpleX Chat

SimpleX Chat ✓ Verified

A private & encrypted open-source messenger without any user IDs (not even random)!

S

Slack

Slack Technologies Inc.

Business communication

S

Srain

Shengyu Zhang

Modern IRC client written in GTK

T

Tandem

Tandem Communications Inc.

Virtual office for remote teams

T

Telegram

Telegram FZ-LLC ✓ Verified

New era of messaging

T

Threema

Threema GmbH

Threema for desktop is a desktop client for Threema, a privacy-focused end-to-end encrypted mobile messenger hosted and developed in Switzerland. UNOFFICIAL PACKAGE.

T

Thunderbird

MZLA Technologies, part of the Mozilla Foundation ✓ Verified

Thunderbird is a free and open source email, newsfeed, chat, and calendaring client

T

Thunderbird ESR

MZLA Technologies, part of the Mozilla Foundation ✓ Verified

Thunderbird is a free and open source email, newsfeed, chat, and calendaring client

V

Vesktop

Vencord Contributors ✓ Verified

Customizable Discord client

V

Viber

Viber

Send free messages and make free calls

V

VK Messenger

VK

Lightweight and fast in all conditions

W

WebCord

Contributors of WebCord

Web-based Discord client

W

WeChat

Tencent

Free messaging and calling app

W

Whatsie

Keshav Bhatt ✓ Verified

Feature-rich WhatsApp Web client for the Linux desktop

Z

ZapZap

Rafael Tosta ✓ Verified

Desktop client for web messaging

Z

Zoom

zoom.us

Video Conferencing, Web Conferencing, Webinars, Screen Sharing

Z

Zulip

Kandra Labs, Inc. ✓ Verified

Zulip Desktop Client for Linux