Network

Akregator

A news feed reader

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Balsa

Email utility

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Choqok

Micro-blogging client

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Chromium Web Browser

The web browser from Chromium project

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Connections

View and use other desktops

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DB Browser for SQLite

DB Browser for SQLite is a light GUI editor for SQLite databases

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Datovka

A free graphical user interface for data boxes

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Deluge

Deluge is a lightweight, Free Software, cross-platform BitTorrent client.

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Dianara

A social networking client for the Pump.io network

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Ekiga Softphone

Talk to and see people over the Internet

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Eolie

Web browser

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Evolution

Manage your email, contacts and schedule

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Falkon

Web Browser

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Firefox Web Browser

Mozilla Firefox Web Browser

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Fwknop-gui

Sends SPA packets

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Gajim

A GTK+ XMPP client

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Geary

Send and receive email

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Gobby 0.5 pre-release

Edit text files collaboratively

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Haguichi

A graphical frontend for Hamachi

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HexChat

IRC Client

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JackTrip

Connect and play with other musicians

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KDE Connect

Seamless connection of your devices

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KIO GDrive

Google Drive integration with KDE Plasma and KDE applications

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KMail

A feature-rich email application

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KTorrent

BitTorrent Client

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KUserFeedback Console

Analytics and administration tool for KUserFeedback servers

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Kerberos Authentication Dialog

Request, renew and view Kerberos tickets

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Konqueror

KDE File Manager & Web Browser

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Konversation

IRC client

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Kopete

Instant Messenger

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Lagrange

A Beautiful Gemini Client

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Liferea

RSS feed reader

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Linphone

SIP video soft-phone

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Lutris

Video game preservation platform

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Midori Web Browser

A fast and lightweight web browser

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Modem Manager GUI

Control EDGE/3G/4G broadband modem specific functions

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NeoChat

A client for matrix, the decentralized communication protocol

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OnionShare

Securely and anonymously share a file of any size

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Opera

Fast, secure yet proprietary web browser

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Orion

A desktop client for Twitch.tv

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Pan Newsreader

Read and post Usenet articles

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Pidgin

Instant Messaging Client

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Polari

Talk to people on IRC

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Psi+

The cross-platform XMPP client designed for experienced users

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QSyncthingTray

A cross-platform status bar for Syncthing in Qt

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Quaternion

Qt5-based client for Matrix networks

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RSS Guard

Simple, yet powerful news feed reader

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Remmina

Remote Desktop Client

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Remote Desktop Viewer

Access remote desktops

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Remote Viewer

Remotely access virtual machines

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Ruqola

Rocket Chat Client

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SeaMonkey Composer

Web page composer component of the SeaMonkey suite

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Seafile

Seafile cloud storage desktop client

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Smuxi

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

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Something For Reddit

Waste time with a beautiful GUI

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Srain

Modern IRC client written in GTK

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Steam

Launcher for the Steam software distribution service

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Telegram Desktop

Fast. Secure. Powerful.

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Thunderbird

Mail/News Client

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Tor Browser Launcher

A program to help you download, keep updated, and run the Tor Browser Bundle

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Transmission

Download and share files over BitTorrent

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Web

Web browser for GNOME

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WhatsApp for Linux

An unofficial WhatsApp desktop application for Linux

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Wike

Search and read Wikipedia articles

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Wireshark

Wireshark is the world's foremost protocol analyzer

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Xpra

A multi-platform screen and application forwarding system

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Yaics

GNU social microblogging client

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Zeroconf Support

Browse local network services in Dolphin's Network page

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qBittorrent

An open-source Bittorrent client

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qutebrowser

A keyboard-driven web browser

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