List of applications/Internet

Documents – Internet – Multimedia – Security – Science – Utilities – Other

Network connection

Network managers

See Network configuration#Network managers.

VPN clients

GlobalProtect-openconnect — A GlobalProtect VPN client (GUI) for Linux, based on OpenConnect and built with Qt5, supports SAML auth mode.

https://github.com/yuezk/GlobalProtect-openconnect/ || globalprotect-openconnect-git^AUR

Libreswan — A free software implementation of the most widely supported and standarized VPN protocol based on ("IPsec") and the Internet Key Exchange ("IKE").

https://libreswan.org/ || libreswan^AUR

Mullvad — A GUI client for the Mullvad VPN service

https://mullvad.net/ || mullvad-vpn^AUR

Nebula — A mesh VPN network

https://nebula.defined.net/docs/ || nebula

NetworkManager — Supports a variety of protocols (e.g. MS, Cisco, Fortinet) via a plugin system.

https://wiki.gnome.org/Projects/NetworkManager/VPN || networkmanager

OpenConnect — Supports Cisco and Juniper VPNs.

https://www.infradead.org/openconnect/ || openconnect

Openswan — IPsec-based VPN Solution.

https://www.openswan.org/ || openswan^AUR

OpenVPN — To connect to OpenVPN VPNs.

https://openvpn.net/ || openvpn

PPTP Client — To connect to PPTP VPNs, like Microsoft VPNs (MPPE). (insecure)

https://pptpclient.sourceforge.net/ || pptpclient

RiseupVPN — A GUI client for the Riseup VPN service from riseup.net.

https://riseup.net/en/vpn/ || riseup-vpn^AUR or riseup-vpn-configurator^AUR

strongSwan — IPsec-based VPN Solution.

https://www.strongswan.org/ || strongswan

tinc — tinc is a free VPN daemon.

https://www.tinc-vpn.org/ || tinc

vopono — OpenVPN and Wireguard wrapper to launch applications with VPN tunnels in network namespaces.

https://github.com/jamesmcm/vopono || vopono^AUR

vpnc — To connect to Cisco 3000 VPN Concentrators.

https://www.unix-ag.uni-kl.de/~massar/vpnc/ || vpnc

WireGuard — Next generation secure network tunnel.

https://www.wireguard.com/ || wireguard-tools

Proxy servers

Brook — Proxy focusing on strong encryption and being undetectable.

https://txthinking.github.io/brook/ || brook

Clash — A rule-based tunnel in Go.

https://github.com/Dreamacro/clash^{[dead link 2024-01-13 ⓘ]} || clash

Dante — SOCKS server and SOCKS client, implementing RFC:1928 and related standards.

https://www.inet.no/dante/ || dante

Geph — A modular Internet censorship circumvention system designed specifically to deal with national filtering.

https://geph.io/en/ || geph4-client^AUR

hiddify-next — Multiplatform chain proxy client based on sing-box^AUR.

https://github.com/hiddify/hiddify-next || hiddify-next^AUR

NaïveProxy — A Proxy using Chrome's network stack to camouflage traffic with strong censorship resistence and low detectablility.

https://github.com/klzgrad/naiveproxy || naiveproxy^AUR

Privoxy — Non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data and HTTP headers, controlling access, and removing ads and other obnoxious Internet junk.

https://www.privoxy.org/ || privoxy

V2Ray — V2Ray is the core of Project V, which is a set of tools to help you build your own privacy network over the internet.

https://www.v2fly.org/en_US/ || v2ray

Nekoray — Multiplatform chain proxy client based on sing-box^AUR.

https://github.com/MatsuriDayo/nekoray || nekoray^AUR

Shadowsocks — Secure socks5 proxy, designed to protect your Internet traffic.

https://shadowsocks.org/ || Python: shadowsocks, Rust: shadowsocks-rust

Squid — Caching proxy for the Web supporting HTTP, HTTPS, FTP, and more.

https://www.squid-cache.org/ || squid

Stunnel — A server and client to add and remove TLS encryption to TCP data flow.

https://www.stunnel.org/ || stunnel

Tinyproxy — Lightweight HTTP/HTTPS proxy daemon.

https://tinyproxy.github.io/ || tinyproxy

Trojan — An unidentifiable mechanism that helps you bypass GFW.

https://trojan-gfw.github.io/trojan/ || trojan

Varnish — High-performance HTTP accelerator.

https://varnish-cache.org/ || varnish

Wireproxy — WireGuard client that exposes itself as a SOCKS5 proxy.

https://github.com/pufferffish/wireproxy || wireproxy

XX-Net — Easy to use web proxy tool.

https://github.com/XX-net/XX-Net/ || xx-net^AUR

Ziproxy — Forwarding (non-caching) compressing HTTP proxy server.

https://ziproxy.sourceforge.net/ || ziproxy

Anonymizing networks

Arti — Rust implementation of the Tor anonymizing overlay network.

https://gitlab.torproject.org/tpo/core/arti || arti

Freenet — An encrypted network without censorship.

https://freenetproject.org/ || freenet^AUR

GNUnet — Framework for secure peer-to-peer networking.

https://gnunet.org/ || CLI: gnunet^AUR, GUI: gnunet-gtk^AUR

I2P — Distributed anonymous network.

https://geti2p.net/ || i2pd, i2p^AUR

Lantern — Peer-to-peer internet censorship circumvention software.

https://getlantern.org/ || lantern-bin^AUR

Lokinet — Anonymous, decentralized and IP based overlay network for the internet.

https://lokinet.org/ || lokinet^AUR

Tor — Anonymizing overlay network.

https://www.torproject.org/ || tor

Network tunnels

6tunnel — Tunnels IPv6 connections for IPv4-only applications.

https://github.com/wojtekka/6tunnel/ || 6tunnel

iodine — Tunnel IPv4 data through a DNS server.

https://code.kryo.se/iodine/ || iodine

isatapd — Creates and maintains an ISATAP tunnel (RFC:5214).

http://www.saschahlusiak.de/linux/isatap.htm || isatapd

Ping Tunnel — A tool for reliably tunneling TCP connections over ICMP echo request and reply packets.

https://www.cs.uit.no/~daniels/PingTunnel/ || ptunnel

Tuntox — Tunnel TCP connections over the Tox protocol.

https://github.com/gjedeer/tuntox/ || tuntox

Deep packet inspection circumvention

Tools to avoid censorship, bandwidth throttle without anonymization. See Wikipedia:Deep packet inspection, Wikipedia:Internet censorship circumvention for an introduction to the topic.

Bypass DPI — A simple software using SOCKS5, written in C and targeted at Russian censorship.

https://github.com/hufrea/byedpi || byedpi^AUR

Cloak — A pluggable transport that works alongside traditional proxy tools like OpenVPN, written in Go.

https://github.com/cbeuw/Cloak || cloak-obfuscation^AUR

DPI Tunnel — An HTTP/transparent proxy, written in C and targeted at Russian censorship.

https://github.com/txtsd/DPITunnel || dpitunnel^AUR

Green Tunnel — An anti-censorship utility using SOCKS5, written in nodejs and targeted at Iranian censorship.

https://github.com/SadeghHayeri/GreenTunnel || green-tunnel^AUR

SpoofDPI — A simple and fast tool using SOCKS5, written in Go.

https://github.com/xvzc/SpoofDPI || spoofdpi^AUR

zapret — A Netfilter queue mode or SOCKS5/transparent proxy, written in C and targeted at Russian censorship.

https://github.com/bol-van/zapret || zapret-git^AUR

Web browsers

Console

browsh — A fully-modern text-based browser. Runs as a frontend to headless Firefox.

https://www.brow.sh/ || browsh^AUR

ELinks — Advanced and well-established feature-rich text mode web browser with mouse wheel scroll support, frames and tables, extensible with Lua & Guile (links fork).

http://elinks.or.cz/ || elinks

Links — Graphics and text mode web browser. Includes a console version similar to Lynx.

http://links.twibright.com/ || links

Lynx — Text browser for the World Wide Web.

https://lynx.invisible-island.net/ || lynx

w3m — Pager/text-based web browser. It has vim-like keybindings, and is able to display images.

https://salsa.debian.org/debian/w3m || w3m

Graphical

Gecko-based

Firefox spin-offs

Dot — A fork of firefox focused on privacy and a sleeker UI.

https://www.dothq.org/ || dot-bin^AUR^{[broken link: package not found]}

FireDragon — A fork of Floorp that includes KDE integration patches and custom branding for Garuda.

https://gitlab.com/garuda-linux/firedragon/settings || firedragon^AUR

Floorp — Firefox-based browser with excellent privacy protection, developed by a community of students in Japan.

https://floorp.ablaze.one || floorp^AUR

GNU IceCat — A customized build of Firefox ESR distributed by the GNU Project, stripped of non-free components and with additional privacy extensions. Release cycle may be delayed compared to Mozilla Firefox.

https://www.gnu.org/software/gnuzilla/ || icecat^AUR

LibreWolf — A fork of Firefox, focused on privacy, security and freedom.

https://librewolf.net/ || librewolf^AUR

Mercury — Firefox fork with compiler optimizations and patches from Librewolf, Waterfox, and GNU IceCat.

https://thorium.rocks/mercury || mercury-browser-bin^AUR

Midori — Light, fast and secure browser.

https://github.com/goastian/midori-desktop || midori^AUR

Mullvad Browser — Privacy-focused web browser developed by Mullvad VPN and the Tor Project.

https://mullvad.net/en/browser || mullvad-browser-bin^AUR

Pulse Browser — An experimental Firefox fork that enhances focus and increases work productivity due to its Hyper minimalistic UI and built-in tools.

https://pulsebrowser.app/ || pulse-browser-bin^AUR

Tor Browser Launcher — Securely and easily download, verify, install, and launch Tor Browser, a fork of Firefox ESR.

https://github.com/micahflee/torbrowser-launcher || torbrowser-launcher

Waterfox — Fork of Mozilla Firefox featuring some privacy, usability, and speed enhancements.

https://www.waterfox.net/ || waterfox^AUR

Zen Browser — An experimental, privacy-focused and performance-optimized fork of Firefox with additional features, such as tab groups and a sidebar.

https://www.zen-browser.app/ || zen-browser-bin^AUR

Blink-based

Privacy-focused chromium spin-offs

Brave — Web browser with builtin ad- and tracker blocking.

https://www.brave.com/ || brave-bin^AUR

Iridium — A privacy-focused patchset for Chromium. See differences from Chromium.

https://iridiumbrowser.de/ || iridium-rpm^AUR^{[broken link: package not found]}

Ungoogled Chromium — Modifications to Google Chromium for removing Google integration and enhancing privacy, control, and transparency

https://github.com/ungoogled-software/ungoogled-chromium || ungoogled-chromium^AUR

Thorium — Thorium develops a periodically synchronized fork of the Chromium browser, expanded with additional patches to optimize performance, improve usability and enhance security. According to the developers' tests Thorium is 8-40% ahead of the regular Chromium, mainly due to the inclusion of additional optimizations during compilation.

https://thorium.rocks/ || thorium-browser-bin^AUR

Cromite — Cromite is a Chromium fork based on Bromite (Currently unmaintained) with built-in support for ad blocking and an eye for privacy. See List of features.

https://www.cromite.org/ || cromite-bin^AUR

Proprietary chromium spin-offs

Google Chrome — Proprietary web browser developed by Google.

https://www.google.com/chrome/ || google-chrome^AUR

Microsoft Edge — Proprietary web browser developed by Microsoft.

https://www.microsoft.com/edge/ || microsoft-edge-stable-bin^AUR

Opera — Proprietary browser developed by Opera Software.

https://opera.com || opera^AUR

Slimjet — Fast, smart and powerful proprietary browser based on Chromium.

https://www.slimjet.com/ || slimjet^AUR

Vivaldi — An advanced proprietary browser made with the power user in mind.

https://vivaldi.com/ || vivaldi

Yandex Browser — Proprietary browser that combines a minimal design with sophisticated technology to make the web faster, safer, and easier.

https://browser.yandex.com/ || yandex-browser^AUR

Browsers based on Qt WebEngine

Angelfish — Web browser for Plasma Mobile. Part of kde-network.

https://apps.kde.org/angelfish/ || angelfish

Dooble — Colorful Web browser.

https://textbrowser.github.io/dooble/ || dooble^AUR

Eric — QtWebEngine-based HTML browser, part of the eric6 development toolset, can be launched with the eric6_browser command.

https://eric-ide.python-projects.org/ || eric^AUR

Falkon — Web browser based on QtWebEngine, written in Qt framework. Part of kde-network.

https://falkon.org/ || falkon

Fiery — A convergent web browser. Part of maui.

https://mauikit.org/apps/ || fiery

Konqueror — Web browser based on Qt toolkit and Qt WebEngine. Part of kde-network.

https://apps.kde.org/konqueror/ || konqueror

Liri Browser — A minimalistic material design web browser written for Liri.

https://github.com/lirios/browser || liri-browser-git^AUR

Otter Browser — Browser aiming to recreate classic Opera (12.x) UI using Qt5.

https://otter-browser.org/ || otter-browser^AUR

qutebrowser — A keyboard-driven, vim-like browser based on PyQt5 and QtWebEngine.

https://qutebrowser.org/ || qutebrowser

Browsers based on Electron

Beaker — Peer-to-peer web browser with tools to create and host websites.

https://github.com/beakerbrowser/beaker || beaker-browser^AUR

Catalyst — A minimal FOSS web browser with no data collection.

https://getcatalyst.eu.org || catalyst-browser-bin^AUR

Franz — Messaging browser for WhatsApp, Facebook Messenger, Slack, Telegram and many other web services.

https://meetfranz.com/ || franz^AUR

Hamsket — A GPL-licensed alternative to Franz, forked from the last open sources of Rambox.

https://github.com/TheGoddessInari/hamsket || hamsket^AUR

Min — A fast, minimal browser that protects your privacy. It includes an interface designed to minimize distractions.

https://minbrowser.org/ || min^AUR

Vieb — Minimalist Electron-based browser with Vim-inspired keybindings and a built-in ad-blocker.

https://vieb.dev || vieb-bin^AUR

WebKitGTK-based

Goanna-based

Other

Dillo — Small, fast graphical web browser built on FLTK. Uses its own layout engine.

https://dillo-browser.github.io/ || dillo

Ladybird — Web browser built from scratch using the SerenityOS LibWeb engine.

https://ladybird.org/ || ladybird^AUR

Links — Graphics and text mode web browser. Includes a graphical X-window/framebuffer version with CSS, image rendering, pull-down menus. It can be launched with the xlinks -g command.

http://links.twibright.com/ || links

NetSurf — Featherweight browser written in C, notable for its slowly developing JavaScript support and fast rendering through its own layout engine.

https://www.netsurf-browser.org/ || netsurf

Gemini browsers

Amfora — Terminal browser for the Gemini protocol.

https://github.com/makeworld-the-better-one/amfora || amfora

Bombabillo — Non-web client for the terminal, supporting Gopher, Gemini and much more.

https://bombadillo.colorfield.space/ || bombadillo-git^AUR

Castor — Graphical client for the Gemini, Gopher, and Finger protocols, written in Rust with GTK.

https://git.sr.ht/~julienxx/castor || castor^AUR

Geopard — A graphical gemini client written in rust, using the gtk4 toolkit.

https://github.com/ranfdev/Geopard || geopard^AUR

Kristall — Qt-based Gemini browser.

https://github.com/MasterQ32/kristall || kristall^AUR

Lagrange — Desktop GUI client for browsing Gemini space, offering modern conveniences familiar from web browsers.

https://gmi.skyjake.fi/lagrange || lagrange^AUR

Telescope — w3m-like browser for Gemini.

https://www.telescope-browser.org/ || telescope^AUR

Web servers

A web server serves HTML web pages and other files via HTTP to clients like web browsers. The major web servers can be interfaced with programs to serve dynamic content (web applications).

Apache HTTP Server — A high performance Unix-based HTTP server.

https://httpd.apache.org/ || apache

Caddy — HTTP/2 web server with automatic HTTPS.

https://caddyserver.com/ || caddy

Hiawatha — Secure and advanced web server.

https://www.hiawatha-webserver.org/^{[dead link 2024-10-12 ⓘ]} || hiawatha^AUR

Lighttpd — A secure, fast, compliant and very flexible web-server.

https://www.lighttpd.net/ || lighttpd

nginx — Lightweight HTTP server and IMAP/POP3 proxy server.

https://nginx.org/ || nginx

sthttpd — Supported fork of the thttpd web server.

https://github.com/blueness/sthttpd || sthttpd^AUR

Traefik — A modern reverse proxy and load balancer that makes deploying microservices easy.

https://traefik.io/traefik/ || traefik

yaws — Web server/framework written in Erlang.

https://erlyaws.github.io/ || yaws^AUR

Static web servers

Apache Traffic Server — Fast, scalable and extensible HTTP/1.1 and HTTP/2 compliant caching proxy server.

https://trafficserver.apache.org/ || trafficserver^AUR

darkhttpd — A small and secure static web server, written in C, does not support HTTPS or Auth.

https://unix4lyfe.org/darkhttpd/ || darkhttpd

miniserve — Rust alternative to darkhttpd with UTF-8, optional HTTP authentication, file uploading, and more.

https://github.com/svenstaro/miniserve || miniserve

quark — An extremly small and simple http get-only web server. It only serves static pages on a single host.

https://tools.suckless.org/quark/ || quark-git^AUR

serve — Static file serving and directory listing.

https://github.com/zeit/serve || nodejs-serve^AUR

Webfs — Simple and instant web server for mostly static content.

https://linux.bytesex.org/misc/webfs.html || webfs^AUR

The Python standard library module http.server can also be used from the command-line.

Specialized web servers

chezdav — WebDAV server that allows to share a particular directory.

https://wiki.gnome.org/phodav || phodav

Mongoose — Embedded web server library, supports WebSocket and MQTT.

https://github.com/cesanta/mongoose || mongoose^AUR

OnionShare — Lets you securely and anonymously send and receive files. It works by starting a web server, making it accessible as a Tor onion service, and generating an unguessable web address so others can download files from you, or upload files to you.

https://onionshare.org/ || onionshare

Transfer More — A minimalist open-source upload HTTP server to store and share files temporarily, written in Crystal, and based on Kemal.

https://up.sceptique.eu/ || transfer-more^AUR

VServer — GTK application, which opens an http server in the selected folder and shares your files.

https://github.com/bcedu/ValaSimpleHTTPServer || vserver-git^AUR

webhook — Small server for creating HTTP endpoints (hooks)

https://github.com/adnanh/webhook || webhook

Woof — An ad-hoc single file webserver; Web Offer One File.

http://www.home.unix-ag.org/simon/woof.html || woof^AUR

WSGI servers

Gunicorn — A Python WSGI HTTP Server for UNIX.

https://gunicorn.org/ || gunicorn

uWSGI — A fast, self-healing and developer/sysadmin-friendly application container server written in C.

https://uwsgi-docs.readthedocs.io/ || uwsgi

Waitress — A WSGI server for Python 3.

https://github.com/Pylons/waitress || python-waitress

Apache also supports WSGI with mod_wsgi.

Performance testing

http_load — A webserver performance testing tool, runs in a single process.

https://www.acme.com/software/http_load/ || http_load^AUR

httperf — Can generate various HTTP workloads, written in C.

https://github.com/httperf/httperf || httperf-git^AUR

httping — A "ping"-like tool for HTTP requests

https://www.vanheusden.com/httping/ || httping

siege — An HTTP regression testing and benchmarking utility.

https://www.joedog.org/siege-home/ || siege

vegeta — HTTP load testing tool, written in Go.

https://github.com/tsenart/vegeta || vegeta

Web Bench — Benchmarking tool, uses fork() for simulating multiple clients.

http://home.tiscali.cz/~cz210552/webbench.html || webbench^AUR

File sharing

Download managers

Console

aria2 — Lightweight download utility that supports HTTP/S, FTP, SFTP, BitTorrent and Metalink. It can run as a daemon controlled via a built-in JSON-RPC or XML-RPC interface.

https://aria2.github.io/ || aria2

Axel — Featherweight command line download accelerator sitting at under 250kB on disk. Supports HTTP/S and FTP.

https://github.com/eribertomota/axel || axel

cURL — A URL retrieval utility and library. Supports HTTP, FTP and SFTP.

https://curl.haxx.se/ || curl

Gtuber — Fetch media info from websites (bilibili, lbry, niconico, reddit, twitch, youtube). Includes a command-line downloader (gtuber-dl) and a GStreamer plugin, which is used automatically when you try playing video from website that Gtuber can handle in your GStreamer based application.

https://github.com/Rafostar/gtuber || gtuber

HTTPie — Human-friendly command-line HTTP client for the API era.

https://github.com/httpie/httpie || httpie

HTTrack — An easy-to-use offline browser utility. It allows you to download a World Wide Web site from the Internet to a local directory, building recursively all directories, getting HTML, images, and other files from the server to your computer.

https://www.httrack.com/ || httrack

LFTP — Sophisticated file transfer program. Supports HTTP, FTP, SFTP, FISH, and BitTorrent.

https://lftp.yar.ru/ || lftp

Plowshare — A set of command-line tools designed for managing file-sharing websites (aka Hosters).

https://github.com/mcrapet/plowshare || plowshare^AUR

RTMPDump — Download FLV videos through RTMP (Adobe's proprietary protocol for Flash video players)

http://rtmpdump.mplayerhq.hu/ || rtmpdump

snarf — Command-line URL retrieval tool. Supports HTTP and FTP.

https://www.xach.com/snarf/ || snarf^AUR

Streamlink — Launch streams from various streaming services in a custom video player or save them to a file.

https://streamlink.github.io/ || streamlink

Streamripper — Records and splits streaming mp3 into tracks.

https://streamripper.sourceforge.net/ || streamripper^AUR

yewtube — Terminal-based YouTube player and downloader.

https://github.com/mps-youtube/yewtube || yewtube^AUR

You-Get — Download media contents (videos, audios, images) from the Web.

https://you-get.org/ || you-get^AUR

youtube-dl — Download videos from YouTube and many other web sites.

https://rg3.github.io/youtube-dl/ || youtube-dl^AUR

youtube-viewer — Command line utility for viewing YouTube videos.

https://github.com/trizen/youtube-viewer || youtube-viewer^AUR

ytfzf — A POSIX script to find and watch youtube videos from the terminal.

https://github.com/pystardust/ytfzf || ytfzf

yt-dlp — A youtube-dl fork with additional features and fixes.

https://github.com/yt-dlp/yt-dlp || yt-dlp

Wget — A network utility to retrieve files from the Web. Supports HTTP and FTP.

https://www.gnu.org/software/wget/ || wget

Graphical

ClipGrab — Downloader and converter for YouTube, Vimeo and many other online video sites.

https://clipgrab.org/ || clipgrab

FatRat — Qt based download manager with support for HTTP, FTP, SFTP, BitTorrent and Metalink.

https://github.com/LubosD/fatrat || fatrat-git^AUR

Forklift — Simple GUI for youtube-dl using PyGObject.

https://github.com/Johnn3y/Forklift || forklift-git^AUR

gtk-youtube-viewer — GTK utility for viewing YouTube videos. See optional dependencies for the GUI.

https://github.com/trizen/youtube-viewer || youtube-viewer^AUR

Gwget — Download manager for GNOME. Supports HTTP and FTP.

https://gitlab.gnome.org/Archive/gwget || gwget^AUR

Gydl — GUI wrapper around the already existing youtube-dl program to download content from sites like YouTube.

https://github.com/JannikHv/gydl || gydl-git^AUR

Gyre — GTK3 downloader for videos from Coub.

https://github.com/HelpSeeker/Gyre || gyre^AUR

JDownloader — Java-based downloader for one-click hosting sites.

https://jdownloader.org/ || jdownloader2^AUR

KGet — Download manager for KDE. Supports HTTP, FTP, BitTorrent and Metalink. Part of kde-network.

https://apps.kde.org/kget/ || kget

MegaBasterd — Yet another unofficial MEGA downloader/uploader/streaming suite.

https://github.com/tonikelope/megabasterd || megabasterd-bin^AUR

Motrix — Full-featured download manager that supports downloading HTTP, FTP, BitTorrent, Magnet, etc. Based on the Electron platform.

https://motrix.app/ || motrix^AUR

Persepolis — Graphical front-end for aria2 download manager with lots of features. Supports HTTP and FTP.

https://persepolisdm.github.io/ || persepolis

pyLoad — Downloader written in Python and designed to be extremely lightweight, easily extensible and fully manageable via web.

https://pyload.net/ || pyload-ng^AUR

Steadyflow — Simple download manager for GNOME. Supports HTTP and FTP.

https://launchpad.net/steadyflow || steadyflow

Streamtuner2 — Internet radio station and video browser. It simply lists stations in categories from different directories and launches your preferred media apps for playback.

https://sourceforge.net/projects/streamtuner2/ || streamtuner2^AUR

uGet — GTK download manager featuring download classification and HTML import. Supports HTTP, FTP, BitTorrent, Metalink, YouTube and Mega.

https://ugetdm.com/ || uget

Video Downloader — GTK application to download videos from websites like YouTube and many others (based on youtube-dl).

https://github.com/Unrud/video-downloader || video-downloader^AUR

Xtreme Download Manager — Powerful tool to increase download speed up-to 500%. Supports HTTP and FTP. Video grabber works in a general way and is not limited to certain websites.

https://subhra74.github.io/xdm/ || xdman^AUR

youtubedl-gui — Simple-to-use graphical interface for youtube-dl.

https://github.com/JaGoLi/ytdl-gui || youtubedl-gui^AUR

LAN file transfer

Cloud storage servers

Cozy — A personal cloud you can hack, host and delete.

https://cozy.io/ || cozy-stack

Nextcloud — A cloud server to store your files centrally on a hardware controlled by you.

https://nextcloud.com || nextcloud

Pydio — Mature open source web application for file sharing and synchronization.

https://pydio.com/ || pydio^AUR

Seafile — An online file storage and collaboration tool with advanced support for file syncing, privacy protection and teamwork.

https://www.seafile.com/ || seafile-server^AUR

Cloud synchronization clients

Tip:

Some synchronization and backup programs provide direct support for some cloud-storage services.
Some FUSE filesystems provide a way to mount cloud-storage as a filesystem. Google Drive can be accessed also by gvfs-google for GVFS-based applications (like Nautilus), and by kio-gdrive for KIO-based applications (like Dolphin).
See Data-at-rest encryption#Cloud-storage optimized to achieve zero-knowledge (client-side transparent encryption) storage on any third-party cloud service.

Multi-protocol clients

CloudCross — Synchronize local files and folders with many cloud providers. Mail.ru Cloud, Yandex Disk, Google Drive, OneDrive and Dropbox support is available.

https://github.com/MasterSoft24/CloudCross || cloudcross^AUR

Rclone — Multi-provider sync, copy, and mount client.

https://rclone.org/ || rclone

Rclone Browser — GUI client for Rclone.

https://github.com/kapitainsky/RcloneBrowser || rclone-browser^AUR

Google Drive clients

drive — Tiny program to pull or push Google Drive files.

https://github.com/odeke-em/drive || drive^AUR^{[broken link: package not found]}

DriveSync — Command line utility that synchronizes your Google Drive files with a local folder on your machine.

https://github.com/MStadlmeier/drivesync || drivesync^AUR

gdrive — Command line utility for interacting with Google Drive.

https://github.com/prasmussen/gdrive || gdrive^AUR

Grive — Google Drive client with support for new Drive REST API and partial sync.

https://github.com/vitalif/grive2 || grive^AUR

Insync — Unofficial proprietary Google Drive desktop client.

https://www.insynchq.com/ || insync^AUR

Google Drive OCamlFUSE — A FUSE filesystem for Google Drive, written in OCaml.

https://github.com/astrada/google-drive-ocamlfuse || google-drive-ocamlfuse^AUR

Other synchronization clients

aws-cli — CLI for Amazon Web Services, including efficient file transfers to and from Amazon S3.

https://aws.amazon.com/cli/ || aws-cli

Backblaze B2 — Backblaze B2 open-source command-line client.

https://www.backblaze.com/b2/cloud-storage.html || backblaze-b2^AUR

Baidu Netdisk — Proprietary client for cloud storage service launched by Baidu (formerly Baidu Cloud).

https://pan.baidu.com || baidunetdisk-bin^AUR

Cozy Drive — Desktop client for Cozy.

https://cozy-labs.github.io/cozy-desktop/ || cozy-desktop

Dropbox — Proprietary desktop client for Dropbox.

https://www.dropbox.com/ || dropbox^AUR

Mega Sync Client — Proprietary (though source-available) desktop client to sync files with Mega.

https://mega.nz/ || CLI: megacmd^AUR, GUI: megasync^AUR

Megatools — Unofficial CLI for Mega.

https://megatools.megous.com/ || megatools

Nextcloud Client — Desktop client for Nextcloud.

https://nextcloud.com/ || nextcloud-client

Nutstore — Proprietary desktop client for Nutstore.

https://www.jianguoyun.com/ || nutstore^AUR

OneDrive — Unofficial CLI for OneDrive.

https://github.com/skilion/onedrive || onedrive^AUR

OneDrive — Fork of the unofficial CLI for OneDrive.

https://github.com/abraunegg/onedrive || onedrive-abraunegg^AUR

ownCloud Desktop Client — Desktop syncing client for ownCloud.

https://owncloud.com/client/ || owncloud-client

pCloud Drive — Proprietary desktop syncing client for pCloud. Based on the Electron platform.

https://www.pcloud.com/download-free-online-cloud-file-storage.html || pcloud-drive^AUR

PydioSync — Desktop client for Pydio.

https://pydio.com/ || pydio-sync^AUR

S3cmd — Unofficial CLI for Amazon S3.

https://s3tools.org/s3cmd || s3cmd

Seafile Client — GUI client for Seafile.

https://www.seafile.com/ || seafile-client^AUR

Versiobit — Desktop file sync client with versioning and end-to-end encryption.

https://versiobit.com || versiobit^AUR

SpiderOak One — Proprietary client for SpiderOak One.

https://spideroak.com/ || spideroak-one^AUR

Synology Drive — Proprietary GUI client to sync and share files between a centralized Synology NAS and multiple client computers.

https://www.synology.com/ || synology-drive^AUR

Tresorit — Proprietary desktop syncing client for Tresorit.

https://tresorit.com/download || tresorit^AUR

Yandex Disk — Proprietary CLI for Yandex Disk.

https://disk.yandex.ru/ || yandex-disk^AUR

FTP

FTP clients

CurlFtpFS — is a filesystem for accessing FTP hosts based on FUSE and libcurl.

https://curlftpfs.sourceforge.net/ || curlftpfs

FileZilla — Fast and reliable FTP, FTPS and SFTP client.

https://filezilla-project.org/ || filezilla

ftp — Simple ftp client provided by GNU Inetutils

https://www.gnu.org/software/inetutils/manual/inetutils.html#ftp-invocation || inetutils

lftp — Sophisticated command line based FTP client

https://lftp.yar.ru/ || lftp

ncftp — A set of free application programs implementing FTP.

https://www.ncftp.com/ || ncftp

tnftp — FTP client with several advanced features for NetBSD.

https://freshmeat.sourceforge.net/projects/tnftp || tnftp

Some file managers like Dolphin, GNOME Files and Thunar also provide FTP functionality.

FTP servers

bftpd — Small, easy-to-configure FTP server

https://bftpd.sourceforge.net/ || bftpd

ftpd — Simple ftp server provided by GNU Inetutils

https://www.gnu.org/software/inetutils/manual/inetutils.html#ftpd-invocation || inetutils

proFTPd — A secure and configurable FTP server

http://www.proftpd.org/ || proftpd^AUR

Pure-FTPd — Free (BSD-licensed), secure, production-quality and standard-compliant FTP server.

https://www.pureftpd.org/project/pure-ftpd/ || pure-ftpd^AUR

SSH — SFTP is a network protocol that provides file access, file transfer, and file management over any reliable data stream.

https://www.openssh.com || openssh

vsftpd — Lightweight, stable and secure FTP server for UNIX-like systems.

https://security.appspot.com/vsftpd.html || vsftpd

BitTorrent clients

Some download managers are also able to connect to the BitTorrent network: Aria2, LFTP, FatRat, KGet, MLDonkey, uGet.

Console

Ctorrent — CTorrent is a BitTorrent client implemented in C to be lightweight and quick.

http://www.rahul.net/dholmes/ctorrent/ || enhanced-ctorrent^AUR

Deluge — BitTorrent client with multiple user interfaces in a client/server model. This package includes a console client.

https://deluge-torrent.org/ || deluge

peerflix — Streaming torrent client for node.js.

https://github.com/mafintosh/peerflix || peerflix^AUR

rTorrent — Simple and lightweight ncurses BitTorrent client.

https://rakshasa.github.io/rtorrent/ || rtorrent

Transmission CLI — Simple and easy-to-use BitTorrent client with a daemon version and multiple front-ends. This package includes backend, daemon, command-line interface, and a Web UI interface.

https://transmissionbt.com/ || transmission-cli

Graphical

Deluge (GTK interface) — User-friendly BitTorrent client written in Python using GTK.

https://deluge-torrent.org/ || deluge-gtk

Fragments — Easy to use BitTorrent client for the GNOME desktop environment.

https://apps.gnome.org/Fragments/ || fragments

FrostWire — Easy to use cloud downloader, BitTorrent client and media player.

https://www.frostwire.com/ || frostwire^AUR

Ktorrent — Feature-rich BitTorrent client for KDE. Part of kde-network.

https://apps.kde.org/ktorrent/ || ktorrent

Powder Player — Hybrid between a streaming BitTorrent client and a player. Based on the Electron platform.

https://powder.media/ || powder-player-bin^AUR

qBittorrent — Open source (GPLv2) BitTorrent client with an integrated torrent search engine that strongly resembles µTorrent.

https://www.qbittorrent.org/ || qbittorrent

Tixati — Proprietary peer-to-peer file sharing program that uses the popular BitTorrent protocol.

https://tixati.com/ || tixati^AUR

Torrential — Simple torrent client for elementary OS.

https://github.com/davidmhewitt/torrential || torrential^AUR

Transmission — Simple and easy-to-use BitTorrent client with a daemon version and multiple front-ends.

https://transmissionbt.com/ || GTK: transmission-gtk, Qt: transmission-qt

Transmission Remote — GTK client for remote management of the Transmission BitTorrent client, using its HTTP RPC protocol.

https://github.com/transmission-remote-gtk/transmission-remote-gtk || transmission-remote-gtk

Tremotesf — Qt client for remote management of the Transmission BitTorrent client, using its HTTP RPC protocol.

https://github.com/equeim/tremotesf2 || tremotesf^AUR

Tribler — 4th generation file sharing system BitTorrent client.

https://www.tribler.org || tribler^AUR

Vuze — Feature-rich BitTorrent client written in Java (formerly Azureus).

https://www.vuze.com/ || vuze^AUR

WebTorrent Desktop — Streaming BitTorrent application. Based on the Electron platform.

https://webtorrent.io/desktop/ || webtorrent-desktop^AUR

Other P2P networks

aMule — Well-known eDonkey/Kad client with a daemon version and GTK, web, and CLI front-ends.

https://www.amule.org/ || amule

EiskaltDC — Direct Connect and ADC client.

https://github.com/eiskaltdcpp/eiskaltdcpp || GTK: eiskaltdcpp-gtk^AUR, Qt: eiskaltdcpp-qt^AUR

gtk-gnutella — GTK server/client for the Gnutella peer-to-peer network.

https://gtk-gnutella.sourceforge.net/ || gtk-gnutella^AUR

KaMule — KDE graphical front-end for aMule.

https://github.com/nihui/kamule/ || kamule^AUR

LBRY — Browser and wallet for LBRY, the decentralized, user-controlled content marketplace. Based on the Electron platform.

https://lbry.io/ || lbry-desktop^AUR

lbt — Small set of command-line tools for LBRY.

https://gitlab.com/gardenappl/lbt || lbt^AUR

MLDonkey — Multi-protocol P2P client that supports HTTP, FTP, BitTorrent, Direct Connect, eDonkey and FastTrack.

https://mldonkey.sourceforge.net/ || mldonkey^AUR

ncdc — Modern and lightweight Direct Connect and ADC client with a friendly ncurses interface.

https://dev.yorhel.nl/ncdc || ncdc^AUR

Nicotine — A graphical client for the Soulseek P2P network.

https://github.com/Nicotine-Plus/nicotine-plus || nicotine

Send Anywhere — Proprietary file sharing service where users can directly share digital content in real time. Based on the Electron platform.

https://send-anywhere.com/ || sendanywhere^AUR

IPFS — IPFS is a P2P Network capable of sharing and receiving files.

https://ipfs.io/ || kubo

Pastebin services

Without a dedicated client

Some services can be used with more general command line tool, such as cURL. For extensions, such as line numbers, one can use more command line tools. Such as cat -n.

0x0.st is a file hosting service. Usage examples are:

$ command | curl -F 'file=@-' 0x0.st

or upload a file:

$ curl -F 'file=@-' 0x0.st < file

Note: Read the instructions on the website for further options such as file removal tokens, expiration, and private URLs.

termbin.com works with nc.

Dedicated clients

Fb-client — Client for the paste.xinu.at pastebin.

https://paste.xinu.at || fb-client

Gist — Command-line interface for the gist.github.com pastebin service.

https://github.com/defunkt/gist || gist

imgur — A CLI client which can upload image to imgur.com image sharing service.

https://github.com/tremby/imgur.sh || imgur.sh^AUR

Pastebinit — Really small Python script that acts as a Pastebin client (see pastebinit -l for the list of servers).

https://launchpad.net/pastebinit || pastebinit

ruby-haste — Client for hastebin.com.

https://github.com/seejohnrun/haste-client || ruby-haste^AUR

Wgetpaste — Bash script that automates pasting to a number of pastebin services.

http://wgetpaste.zlin.dk/ || wgetpaste

Communication

Email clients

Console

aerc — Work in progress asynchronous email client.

https://sr.ht/~rjarry/aerc || aerc

alot — An experimental terminal MUA based on notmuch mail. It is written in python using the urwid toolkit.

https://github.com/pazz/alot || alot

Alpine — Fast, easy-to-use and Apache-licensed email client based on Pine.

https://alpineapp.email/ || alpine-git^AUR

S-nail — a mail processing system with a command syntax reminiscent of ed with lines replaced by messages. Provides the functionality of mailx.

https://www.sdaoden.eu/code.html#s-mailx || s-nail

mu/mu4e — Email indexer (mu) and client for emacs (mu4e). Xapian based for fast searches.

https://www.djcbsoftware.nl/code/mu/mu4e.html || mu^AUR

Mutt — Small but very powerful text-based mail client.

http://www.mutt.org/ || mutt

NeoMutt — Command line mail reader (or MUA). It is a fork of Mutt with added features.

https://neomutt.org/ || neomutt

nmh — A modular mail handling system.

https://www.nongnu.org/nmh/ || nmh^AUR

notmuch — A fast mail indexer built on top of xapian.

https://notmuchmail.org/ || notmuch

sendemail — A lightweight command line SMTP email client written in Perl.

http://caspian.dotconf.net/menu/Software/SendEmail/ || sendemail^AUR

Sup — CLI mail client with very fast searching, tagging, threading and GMail like operation.

https://sup-heliotrope.github.io/ || sup^AUR

swaks — Swiss Army Knife SMTP; Command line SMTP testing, including TLS and AUTH, can be used to send emails.

https://jetmore.org/john/code/swaks/ || swaks

Wanderlust — Email client and news reader for Emacs.

https://github.com/wanderlust/wanderlust/ || wanderlust

Graphical

Balsa — Simple and light email client for GNOME.

https://pawsa.fedorapeople.org/balsa/ || balsa

Betterbird — Fork of thunderbird.

https://www.betterbird.eu/ || betterbird-bin^AUR

Claws Mail — Lightweight GTK-based email client and news reader.

https://www.claws-mail.org/ || claws-mail

ElectronMail — Unofficial desktop application for several end-to-end encrypted email providers (like ProtonMail, Tutanota). Based on the Electron platform.

https://github.com/vladimiry/ElectronMail || electronmail-bin^AUR

Evolution — Mature and feature-rich e-mail client that is part of the GNOME project. Part of gnome-extra.

https://gitlab.gnome.org/GNOME/evolution/-/wikis/home || evolution

Geary — Simple desktop mail client built in Vala. Part of gnome-extra.

https://wiki.gnome.org/Apps/Geary || geary

Kmail — Mature and feature-rich email client. Part of kde-pim.

https://kontact.kde.org/components/kmail/ || kmail

Kube — Modern communication and collaboration client built with QtQuick.

https://kube-project.com/ || kube^AUR

Mailspring — Fork of Nylas Mail by one of the original authors. The paid "Pro" version requires a Mailspring ID and has extra features like snooze, send later. Based on the Electron platform.

https://getmailspring.com/ || mailspring^AUR

SeaMonkey Mail & Newsgroups — Email client included in the SeaMonkey suite.

https://www.seamonkey-project.org/ || seamonkey^AUR

Sylpheed — Lightweight and user-friendly GTK email client.

https://sylpheed.sraoss.jp/en/ || sylpheed^AUR

Thunderbird — Feature-rich email client from Mozilla written in GTK.

https://www.thunderbird.net/ || thunderbird

Tutanota — Email client for Tutanota mail service. Based on the Electron platform.

https://tutanota.com/ || tutanota-desktop^AUR

Viagee — It allows desktop mail actions, such as 'Send File as Email' or web 'mailto' links, to be handled by the Gmail web client.

https://davesteele.github.io/viagee/ || viagee^AUR

Web-based

Nextcloud Mail — An email webapp for NextCloud.

https://github.com/nextcloud/mail || nextcloud-app-mail

Roundcube — Browser-based multilingual IMAP client webapp with a native application-like user interface.

https://roundcube.net/ || roundcubemail

SquirrelMail — Webmail for Nuts!

https://squirrelmail.org/ || squirrelmail^AUR

Mail notifiers

Ayatana Webmail — Webmail notifications and actions for any desktop.

https://tari.in/www/software/ayatana-webmail/ || ayatana-webmail^AUR

Bubblemail — New and Unread mail notification service for local mailboxes, pop, imap, and gnome online accounts. A fork of Mailnag.

http://bubblemail.free.fr/ || bubblemail^AUR

Gnubiff — Mail notification program that checks for mail and displays headers when new mail has arrived.

https://gnubiff.sourceforge.net/ || gnubiff

Mailnag — Extensible mail notification daemon.

https://github.com/pulb/mailnag || mailnag

Mail servers

See Mail server.

DavMail — POP/IMAP/SMTP/Caldav/Carddav/LDAP exchange gateway allowing users to use any mail/calendar client with an Exchange server.

https://davmail.sourceforge.net/ || davmail^AUR

Modoboa — A modular mail hosting and management platform, written in Python.

https://modoboa.org/ || modoboa^AUR

Mail retrieval agents

fdm — Program to fetch and deliver mail.

https://github.com/nicm/fdm || fdm

Fetchmail — A remote-mail retrieval utility.

https://www.fetchmail.info/ || fetchmail

getmail — A POP3/IMAP4 mail retriever with reliable Maildir and command delivery.

http://pyropus.ca/software/getmail/ || getmail^AUR

hydroxide — A third-party, open-source ProtonMail CardDAV, IMAP and SMTP bridge

https://github.com/emersion/hydroxide || hydroxide^AUR

imapsync — IMAP synchronisation, sync, copy or migration tool

https://imapsync.lamiral.info/ || imapsync

isync — IMAP and MailDir mailbox synchronizer

https://isync.sourceforge.net/ || isync

mpop — A small, fast POP3 client suitable as a fetchmail replacement

https://marlam.de/mpop/ || mpop

vomit — Rust utility to sync between Maildir mailbox and IMAP mailbox

https://git.sr.ht/~bitfehler/vomit-sync/tree/master/item/cli/README.md || vsync^AUR (sync-only part of vomit^AUR mail tookit)

OfflineIMAP — Synchronizes emails between two repositories.

https://www.offlineimap.org/ || offlineimap

Instant messaging clients

This section lists all client software with instant messaging support.

Multi-protocol clients

Note: All messengers that support several networks by means of direct connections to them belong to this section.

The number of networks supported by these clients is very large but they (like any multi-protocol clients) usually have very limited or no support for network-specific features.

Console

BitlBee — IRC gateway to popular chat networks.

https://bitlbee.org/ || bitlbee^AUR

EKG2 — Ncurses based XMPP, Gadu-Gadu and IRC client.

https://github.com/ekg2/ekg2 || ekg2^AUR

Finch — Ncurses-based chat client that uses libpurple and supports all its protocols (Bonjour, Gadu-Gadu, Groupwise, IRC, SIMPLE, XMPP, Zephyr).

https://developer.pidgin.im/wiki/Using Finch || finch

WeeChat — Modular, lightweight ncurses-based IRC client. A variety of other protocols are supported through plugins.

https://weechat.org/ || weechat

Graphical

Jitsi — Audio/video VoIP phone and instant messenger written in Java that supports protocols such as SIP, XMPP, IRC and many other useful features.

https://jitsi.org/ || jitsi^AUR

Lith — WeeChat Relay client, allowing to connect to a running WeeChat instance from anywhere.

https://lith.app/ || lith-git^AUR

Pidgin — Multi-protocol instant messaging client with audio support that uses libpurple and supports all its protocols (Bonjour, Gadu-Gadu, Groupwise, IRC, SIMPLE, XMPP, Zephyr).

https://pidgin.im/ || pidgin

Smuxi — Cross-platform IRC client that also supports XMPP.

https://smuxi.im/ || smuxi^AUR

Thunderbird — Feature-rich email client supports instant messaging and chat using IRC and XMPP.

https://www.thunderbird.net/ || thunderbird

IRC clients

Console

BitchX — Console-based IRC client developed from the popular ircII.

https://bitchx.sourceforge.net/ || bitchx-git^AUR

catgirl — TLS-only terminal IRC client.

https://git.causal.agency/catgirl || catgirl^AUR

ERC — Powerful, modular and extensible IRC client for Emacs.

https://savannah.gnu.org/projects/erc/ || included with emacs

ii — Featherweight IRC client, literally tail -f the conversation and echo back your replies to a file.

https://tools.suckless.org/ii/ || ii^AUR

ircii — Oldest maintained IRC client which lays claim to being small and fast owing to its reduced feature set.

http://www.eterna23.net/ircii/ || ircii^AUR

Irssi — Highly-configurable ncurses-based IRC client.

https://irssi.org/ || irssi

pork — Programmable, ncurses-based IRC client that mostly looks and feels like ircII.

http://dev.ojnk.net/ || pork

ScrollZ — Advanced IRC client based on ircII.

https://www.scrollz.info/ || scrollz^AUR

senpai — An IRC client that works best with bouncers (e.g. soju-git^AUR): no logs are kept, history is fetched from the server via CHATHISTORY, networks are fetched from the server via bouncer-networks.

https://sr.ht/~delthas/senpai/ || senpai

sic — Extremely simple IRC client, similar to ii.

https://tools.suckless.org/sic/ || sic^AUR

tiny — an IRC client written in Rust with a clutter-free interface

https://github.com/osa1/tiny || tiny

Graphical

ChatZilla — Clean, easy to use and highly extensible Internet Relay Chat (IRC) client, built on the Mozilla platform using XULRunner. Included in the SeaMonkey suite.

http://chatzilla.hacksrus.com/ || seamonkey^AUR

Halloy — An open-source IRC client written in Rust, with the iced GUI library.

https://halloy.squidowl.org/ || halloy^AUR

HexChat — Fork of XChat for Linux and Windows.

https://hexchat.github.io/ || hexchat

Konversation — Qt-based IRC client for the KDE desktop. Part of kde-network.

https://konversation.kde.org/ || konversation

KVIrc — Qt-based IRC client featuring extensive themes support.

https://kvirc.net/ || kvirc

Loqui — GTK IRC client.

https://loqui.sunnyone.org/ || loqui^AUR

LostIRC — Simple GTK IRC client with tab-autocompletion, multiple server support, logging and others.

https://lostirc.sourceforge.net || lostirc^AUR

Polari — Simple IRC client by the GNOME project. Part of gnome-extra.

https://apps.gnome.org/Polari/ || polari

Quassel — Modern, cross-platform, distributed IRC client.

https://quassel-irc.org/ || KDE: quassel-monolithic, Qt: quassel-monolithic-qt

Srain — Modern, beautiful IRC client written in GTK 3.

https://srain.silverrainz.me || srain^AUR

Thelounge — Modern self-hosted web IRC client

https://thelounge.chat/ || thelounge^AUR

XMPP clients

Console

Freetalk — Console-based XMPP client.

https://www.gnu.org/software/freetalk/ || freetalk^AUR

jabber.el — Minimal XMPP client for Emacs.

https://emacs-jabber.sourceforge.net/ || emacs-jabber^AUR

MCabber — Small XMPP console client, includes features: SSL, PGP, MUC, OTR and UTF8.

https://mcabber.com/ || mcabber

Poezio — XMPP client with IRC feeling

https://poez.io/ || poezio^AUR

Profanity — A console based XMPP client inspired by Irssi.

https://profanity-im.github.io/ || profanity

Graphical

Converse.js — Web-based XMPP chat client written in JavaScript.

https://conversejs.org/ || conversejs-git^AUR

Dino — A modern, easy to use XMPP client, with PGP and OMEMO support.

https://dino.im/ || dino

Gajim — XMPP client with audio support written in Python using GTK.

https://gajim.org/ || gajim

Kaidan — A simple, user-friendly Jabber/XMPP client providing a modern user interface using Kirigami and QtQuick.

https://www.kaidan.im/ || kaidan

Libervia (Salut à Toi) — Web frontend for Salut à Toi, multi-purpose XMPP client

https://libervia.org/ || libervia-web-hg^AUR

Nextcloud JavaScript XMPP Client — Chat app for Nextcloud with XMPP, end-to-end encryption, video calls, file transfer & group chat.

https://github.com/nextcloud/jsxc.nextcloud || nextcloud-app-jsxc^AUR

Psi — Qt-based XMPP client.

https://psi-im.org/ || psi or psi-nowebengine

Spark — Cross-platform real-time XMPP collaboration client optimized for business and organizations.

https://www.igniterealtime.org/projects/spark/ || spark^AUR

Swift — XMPP client written in C with Qt and Swiften.

https://swift.im/ || swift-im^AUR

Tkabber — Easy to hack feature-rich XMPP client by the author of the ejabberd XMPP server.

https://tkabber.jabber.ru/ || tkabber^AUR

Vacuum IM — Full-featured crossplatform XMPP client.

https://github.com/Vacuum-IM/vacuum-im || vacuum-im^AUR

SIP clients

Blink — State of the art, easy to use SIP client.

https://icanblink.com/ || blink^AUR

baresip — portable and modular SIP User-Agent with audio and video support.

https://github.com/baresip/baresip || baresip

Calls — Simple, elegant phone dialer and call handler for GNOME. It can be used with a cellular modem for plain old telephone calls as well as VoIP calls using the SIP protocol.

https://gitlab.gnome.org/GNOME/calls || gnome-calls

Jami — SIP-compatible softphone and instant messenger for the decentralized Jami network. Formerly known as Ring and SFLphone.

https://jami.net/ || jami-qt

Linphone — VoIP phone application (SIP client) for communicating freely with people over the internet, with voice, video, and text instant messaging.

https://www.linphone.org/ || linphone-desktop^AUR

Twinkle — Qt softphone for VoIP and IM communication using SIP.

http://twinkle.dolezel.info/ || twinkle^AUR

Zoiper — Proprietary SIP and IAX2 VoIP softphone

https://zoiper.com || zoiper-bin^AUR

Matrix clients

Tox clients

LAN messengers

BeeBEEP — Secure LAN Messenger.

https://www.beebeep.net/ || beebeep

iptux — LAN communication software, compatible with IP Messenger.

https://github.com/iptux-src/iptux || iptux

P2P messaging clients

Other IM clients

Caprine — Unofficial Facebook Messenger app. Based on the Electron platform.

https://github.com/sindresorhus/caprine || caprine^AUR

Chatterino — Chat client for Twitch chat.

https://chatterino.com/ || chatterino2-git^AUR

Delta Chat — A privacy oriented chat application built on e-mail. Based on the Electron platform.

https://delta.chat/ || deltachat-desktop

Discord — Proprietary all-in-one voice and text chat application for gamers that’s free and works on both your desktop and phone. Based on the Electron platform.

https://discordapp.com/ || discord

Flare — Unofficial Signal client based on GTK.

https://gitlab.com/schmiddi-on-mobile/flare || flare^AUR

Gitter — Communication product for communities and teams on GitLab and GitHub.

https://gitter.im/ || gitter-bin^AUR

Jitsi Meet — Desktop application for Jitsi Meet. Based on the Electron platform.

https://github.com/jitsi/jitsi-meet-electron || jitsi-meet-desktop^AUR

Kotatogram Desktop — Experimental fork of Telegram Desktop.

https://kotatogram.github.io/ || kotatogram-desktop^AUR

Matterhorn — Console client for the Mattermost chat system.

https://github.com/matterhorn-chat/matterhorn || matterhorn^AUR

Mattermost Desktop — Desktop application for Mattermost. Based on the Electron platform.

https://github.com/mattermost/desktop || mattermost-desktop

Microsoft Teams — Official proprietary client for Microsoft Teams. Based on the Electron platform.

https://teams.microsoft.com/downloads || teams^AUR

Mumble — Voice chat application similar to TeamSpeak.

https://www.mumble.info/ || mumble

Paper Plane — Chat over Telegram on a modern and elegant client.

https://github.com/paper-plane-developers/paper-plane || paper-plane-git^AUR

QQ — Proprietary instant messaging software developed by Tencent (imitating ICQ).

https://im.qq.com/ || linuxqq^AUR

Rocket.Chat Desktop — Desktop application for Rocket.Chat. Based on the Electron platform.

https://github.com/RocketChat/Rocket.Chat.Electron || rocketchat-desktop^AUR

Ruqola — Rocket.Chat client for the KDE desktop.

https://apps.kde.org/ruqola/ || ruqola^AUR

Session Desktop — Onion routing based messenger. Based on the Electron platform.

https://getsession.org/ || session-desktop^AUR

Signal Desktop — Desktop application for Signal private messenger. Based on the Electron platform.

https://github.com/signalapp/Signal-Desktop || signal-desktop

Skype — Popular but proprietary application for voice and video communication. Based on the Electron platform.

https://www.skype.com/ || skypeforlinux-bin^AUR

Slack — Proprietary Slack client for desktop. Based on the Electron platform.

https://slack.com/ || slack-desktop^AUR

teams-for-linux — Unofficial Microsoft Teams for Linux client. Based on the Electron platform.

https://github.com/IsmaelMartinez/teams-for-linux || teams-for-linux^AUR

TeamSpeak — Proprietary VoIP application with gamers as its target audience.

https://www.teamspeak.com/ || teamspeak3

TeamTalk — Proprietary VoIP application with video chat, file and desktop sharing. Desktop sharing does not appear to be working in Linux though. AUR package is server only, but client is built in the make process.

https://bearware.dk || teamtalk^AUR

Telegram Desktop — Official Telegram desktop client.

https://desktop.telegram.org/ || telegram-desktop

Viber — Proprietary cross-platform IM and VoIP software.

https://www.viber.com/products/linux/ || viber^AUR

Wire — Modern, private messenger. Based on the Electron platform.

https://wire.com/ || wire-desktop

Zoom — Proprietary video conferencing, online meetings and group messaging application.

https://zoom.us/ || zoom^AUR

Zulip — Desktop client for Zulip group chat. Based on the Electron platform.

https://zulipchat.com/apps/linux || zulip-desktop^AUR

Instant messaging servers

IRC servers

InspIRCd — A stable, modern and lightweight IRC daemon.

https://www.inspircd.org/ || inspircd^AUR

IRCD-Hybrid — A lightweight, high-performance internet relay chat daemon.

https://www.ircd-hybrid.org/ || ircd-hybrid^AUR

miniircd — A small and configuration free IRC server, suitable for private use.

https://github.com/jrosdahl/miniircd || miniircd-git^AUR

ngIRCd — A free, portable and lightweight Internet Relay Chat server for small or private networks.

https://ngircd.barton.de/ || ngircd^AUR

Ergo — A modern and simple to set up IRC server written in Go. Combines the features of an IRCd, a services framework, and a bouncer.

https://ergo.chat/ || ergochat^AUR

UnrealIRCd — Open Source IRC Server.

https://www.unrealircd.org/ || unrealircd

Solanum — Solanum is the upcoming IRCd for unified networks that is being worked on by a collaboration of Libera Chat and OFTC staff.

https://solanum.chat/ || solanum-ircd-git^AUR

XMPP servers

Prosody — An XMPP server written in the Lua programming language. Prosody is designed to be lightweight and highly extensible. It is licensed under a permissive MIT license.

https://prosody.im/ || prosody

Ejabberd — Robust, scalable and extensible XMPP Server written in Erlang

https://www.ejabberd.im/ || ejabberd

Jabberd2 — An XMPP server written in the C language and licensed under the GNU General Public License. It was inspired by jabberd14.

https://jabberd2.org/ || jabberd2^AUR

Openfire — An XMPP IM multiplatform server written in Java

https://www.igniterealtime.org/projects/openfire/ || openfire

SIP servers

Asterisk — A complete PBX solution.

https://www.asterisk.org/ || asterisk^AUR

Kamailio — SIP server for large VoIP and real-time communication platforms.

https://www.kamailio.org/ || kamailio^AUR

openSIPS — SIP proxy/server for voice, video, IM, presence and any other SIP extensions.

https://opensips.org/ || opensips

Repro — An open-source, free SIP server.

https://www.resiprocate.org/About_Repro || repro^AUR

Yate — Advanced, mature, flexible telephony server that is used for VoIP and fixed networks, and for traditional mobile operators and MVNOs.

https://yate.ro/ || yate

Other IM servers

Mattermost — Open source private cloud server, Slack-alternative.

https://github.com/mattermost/mattermost-server || mattermost

Murmur — The voice chat application server for Mumble.

https://www.mumble.info/ || mumble-server

Nextcloud Talk — Video- and audio-conferencing app for Nextcloud.

https://github.com/nextcloud/spreed || nextcloud-app-spreed

Rocket.Chat — Web chat server, developed in JavaScript, using the Meteor fullstack framework.

https://github.com/RocketChat/Rocket.Chat || rocketchat-server^AUR

Synapse — Reference homeserver for the Matrix protocol.

https://github.com/matrix-org/synapse || matrix-synapse

TeamSpeak Server — Proprietary VoIP conference server.

https://teamspeak.com/ || teamspeak3-server

uMurmur — Minimalistic Mumble server.

https://umurmur.net/ || umurmur

Collaborative software

Citadel/UX — Includes an email & mailing list server, instant messaging, address books, calendar/scheduling, bulletin boards, and wiki and blog engines.

https://www.citadel.org/ || webcit^AUR^{[broken link: package not found]}

SOGo — Groupware server built around OpenGroupware.org (OGo) and the SOPE application server.

https://sogo.nu/ || sogo^AUR

Link shortening servers

microbin — A tiny, self-contained, configurable paste bin and URL shortener written in Rust.

https://github.com/szabodanika/microbin || microbin^AUR

shlink — Self-proclaimed definitive self-hosted URL shortener.

https://shlink.io/ || shlink^AUR

YOURLS — A self-hosted link shortening service written in PHP.

https://yourls.org/ || yourls^AUR

News, RSS, and blogs

News aggregators

Web feeds aggregators. Some email clients are also able to act as news aggregator: Claws Mail RSSyl plugin, Evolution, SeaMonkey Mail & Newsgroups, Thunderbird.

Console

Canto — Ncurses RSS aggregator.

https://github.com/themoken/canto-curses || canto-curses

Ditch The Bell — A highly configurable Linux-based desktop notifier for RSS/Atom feeds.

https://github.com/eschermoore/ditchthebell || dtbell-git^AUR

Gnus — Email, NNTP and RSS client for Emacs.

https://www.gnus.org/ || emacs

feed2imap-go — feed2imap reimplemented in Go that aggregating RSS/Atom/jsonfeed into folders of your IMAP mailbox.

https://github.com/Necoro/feed2imap-go || feed2imap-go^AUR

Newsboat — Ncurses RSS aggregator with layout and keybinding similar to the Mutt email client.

https://newsboat.org/ || newsboat

Newsraft — Feed reader with ncurses user interface. It is greatly inspired by Newsboat and tries to be its lightweight counterpart.

https://codeberg.org/grisha/newsraft/ || newsraft^AUR

Rawdog — "RSS Aggregator Without Delusions Of Grandeur" that parses RSS/CDF/Atom feeds into a static HTML page of articles in chronological order.

https://offog.org/code/rawdog/ || rawdog^AUR

rss2email — Aggregating your RSS/Atom feed into your IMAP/Maildir mailbox as a cronjob.

https://github.com/rss2email/rss2email || rss2email

sfeed — Crontab oriented shell-scriptable feed aggregator setup with a RSS/Atom parser utility plus a simple ncurses reader.

https://codemadness.org/sfeed-simple-feed-parser.html || sfeed^AUR

Snownews — Text mode RSS news reader.

https://sourceforge.net/projects/snownews/ || snownews^AUR

Graphical

Akregator — News aggregator for KDE, part of kde-pim.

https://apps.kde.org/akregator/ || akregator

Alligator — Kirigami-based RSS/Atom feed reader for mobile devices. Part of kde-network.

https://apps.kde.org/alligator/ || alligator

Feeds — An RSS/Atom feed reader for GNOME.

https://gfeeds.gabmus.org/ || gfeeds

Fluent Reader — Modern desktop RSS reader built with React and Fluent UI. Based on the Electron platform.

https://hyliu.me/fluent-reader/ || fluent-reader^AUR

HackUp — Read Hacker News from the desktop.

https://github.com/mdh34/hackup || hackup-git^AUR

Liferea — GTK news aggregator for online news feeds and weblogs.

https://lzone.de/liferea/ || liferea

Newsflash — Modern feed reader designed for the GNOME desktop. The spiritual successor to FeedReader.

https://apps.gnome.org/NewsFlash/ || newsflash

Nextcloud News — RSS/Atom feed reader for Nextcloud.

https://github.com/nextcloud/news || nextcloud-app-news

Raven — Simple desktop RSS reader made using VueJS. Based on the Electron platform.

https://ravenreader.app/ || raven-reader^AUR

RSS Guard — Very tiny RSS and ATOM news reader developed using Qt framework.

https://github.com/martinrotter/rssguard || rssguard or rssguard-lite

selfoss — The new multipurpose RSS reader, live stream, mashup, aggregation web application.

https://selfoss.aditu.de/ || selfoss^AUR

Tickr — GTK-based RSS Reader that displays feeds as a smooth scrolling line on your desktop, as known from TV stations.

https://www.open-tickr.net/ || tickr^AUR

Tiny Tiny RSS — Web-based news feed (RSS/Atom) aggregator.

https://tt-rss.org/ || tt-rss

Podcast clients

Some media players are also able to act as podcast client: Amarok, Cantata, Clementine, Goggles Music Manager, Rhythmbox, VLC media player. git-annex can also function as podcatcher.

Console

castero — A TUI podcast client for the terminal.

https://github.com/xgi/castero || castero-git^AUR

castget — Simple, command-line RSS enclosure downloader, primarily intended for automatic, unattended downloading of podcasts.

https://castget.johndal.com/ || castget

gpo — Text mode interface of gPodder.

https://gpodder.github.io/ || gpodder

Greg — A command-line podcast aggregator.

https://github.com/manolomartinez/greg || greg-git^AUR

pcd — A minimal podcast client written in go

https://github.com/kvannotten/pcd || pcd^AUR

Graphical

CPod — Simple, beautiful podcast app. Based on the Electron platform.

https://github.com/z-------------/CPod || cpod^AUR

gPodder — Podcast client and media aggregator (GTK interface).

https://gpodder.github.io/ || gpodder

Kasts — Convergent podcast application that looks good on desktop and mobile. Part of kde-multimedia.

https://apps.kde.org/kasts/ || kasts

Pocket Casts — Electron wrapper around the Pocket Casts web app with support for MPRIS (media controls).

https://pocketcasts.com/ || pocket-casts-linux^AUR

Podcasts — Podcast client for the GNOME desktop written in Rust.

https://apps.gnome.org/Podcasts/ || gnome-podcasts

Vocal — Simple podcast client for the Modern Desktop (GTK).

https://vocalproject.net/ || vocal^AUR

Usenet newsreaders

Some email clients are also able to act as Usenet newsreader: Claws Mail, Evolution, NeoMutt, SeaMonkey Mail & Newsgroups, Sylpheed, Thunderbird.

Console

nn — Alternative more user-friendly (curses-based) Usenet newsreader for UNIX.

http://www.nndev.org/ || nn^AUR

slrn — Text-based news client.

https://www.slrn.org/ || slrn^AUR

tin — A cross-platform threaded NNTP and spool based UseNet newsreader.

http://tin.org/ || tin^AUR

trn — A text-based Threaded Usenet newsreader.

https://trn.sourceforge.net/ || trn^AUR

Graphical

NZBGet — Usenet binary downloader for .nzb files with web and CLI interface.

https://nzbget.net/ || nzbget

Pan — GTK Usenet newsreader that's good at both text and binaries.

https://gitlab.gnome.org/GNOME/pan || pan

SABnzbd — An open-source binary newsreader webapp written in Python.

https://sabnzbd.org/ || sabnzbd^AUR

XRN — Usenet newsreader for X Window System.

http://www.mit.edu/people/jik/software/xrn.html || xrn^AUR

Microblogging clients

Choqok — Microblogging client for KDE that supports Mastodon, Pump.io and GNU social.

https://choqok.kde.org/ || choqok-git^AUR

Dianara — Pump.io client written in Qt.

https://jancoding.wordpress.com/dianara/ || dianara^AUR

Lemmy-UI — Official web app for lemmy.

https://github.com/LemmyNet/lemmy-ui || lemmy-ui^AUR

Lemoa — Native Gtk client for Lemmy.

https://github.com/lemmygtk/lemoa || lemoa-git^AUR

Liftoff — A mobile and desktop lemmy client written in flutter.

https://github.com/liftoff-app/liftoff || liftoff-bin^AUR

Mikutter — Simple, powerful Mastodon client using GTK and Ruby.

https://mikutter.hachune.net/ || mikutter^AUR

Pumpa — Pump.io client written in C and Qt.

https://pumpa.branchable.com/ || pumpa-git^AUR

Tokodon — Mastodon client for KDE. Part of kde-network.

https://apps.kde.org/tokodon/ || tokodon

Toot — CLI and TUI tool for interacting with Mastodon instances.

https://github.com/ihabunek/toot || toot

Tuba — GTK4 client for Mastodon.

https://apps.gnome.org/Tuba/ || tuba

Whalebird — Mastodon client application. Based on the Electron platform.

https://whalebird.social/ || whalebird^AUR

Blog engines

Note: Content managers, social networks, and blog publishers overlap in many functions.

Diaspora — A distributed privacy aware social network.

https://diasporafoundation.org || diaspora-mysql^AUR or diaspora-postgresql^AUR

Drupal — A PHP-based content management platform.

https://www.drupal.org/ || drupal

Joomla — A php Content Management System (CMS) which enables you to build websites and powerful online applications.

https://www.joomla.org/ || joomla^AUR

Wordpress — Blog tool and publishing platform.

https://wordpress.org/ || wordpress

Static site generators

Hexo — Fast, simple and powerful blog framework.

https://hexo.io/ || hexo-cli^AUR

Hugo — Hugo is a static HTML and CSS website generator written in Go. It is optimized for speed, ease of use, and configurability.

https://gohugo.io/ || hugo

Jekyll — Static blog engine, written in Ruby, which supports Markdown, textile and other formats.

https://jekyllrb.com/ || jekyll^AUR

Nikola — Static site generator written in Python, with incremental rebuilds and multiple markup formats.

https://getnikola.com/ || nikola

Pelican — Static site generator, powered by Python.

https://docs.getpelican.com/ || pelican

Zola — An opinionated static site generator, written in Rust.

https://www.getzola.org/ || zola

Gallery software

fgallery — A static photo gallery generator with no frills that has a stylish, minimalist look.

https://www.thregr.org/wavexx/software/fgallery/ || fgallery^AUR

jAlbum — A freeware cross-platform software for managing and creating digital photo albums or galleries.

https://jalbum.net/en/ || jalbum^AUR

jolly — A tool for statically generating galleries from images.

https://gitlab.com/prior99/jolly || jolly^AUR

llgal — An easy and fast on-line gallery generator based on iGal.

http://bgoglin.free.fr/llgal/ || llgal^AUR

thumbsup — A static web galleries for all your photos and videos.

https://thumbsup.github.io/ || nodejs-thumbsup^AUR

Photoview — A photo gallery for self-hosted personal servers.

https://photoview.github.io/ || photoview^AUR

Piwigo — A web application to manage your collection of photos, and other medias..

https://piwigo.org/ || piwigo^AUR

revela — A static web image gallery generator..

https://sr.ht/~yaroslav/revela/ || revela^AUR

Sigal — A simple static gallery generator.

http://sigal.saimon.org/en/latest/ || sigal

ZenphotoCMS — A CMS for selfhosted, gallery focused websites.

https://www.zenphoto.org/ || zenphoto^AUR

Remote desktop

See also Chrome Remote Desktop for a web browser based solution.

Remote desktop clients

AnyDesk — Proprietary remote desktop software.

https://anydesk.com/ || anydesk-bin^AUR

GNOME Connections — Remote desktop client for GNOME. Supports RDP and VNC. Part of gnome.

https://apps.gnome.org/Connections/ || gnome-connections

GVncViewer — Simple VNC Client on Gtk-VNC. Run with gvncviewer.

https://wiki.gnome.org/Projects/gtk(2d)vnc || gtk-vnc

KRDC — Remote Desktop Client for KDE. Supports RDP and VNC. Part of kde-network.

https://apps.kde.org/krdc/ || krdc

Remmina — Remote desktop client written in GTK. Supports RDP, VNC, NX, XDMCP and SSH.

https://remmina.org/ || remmina

Remote Viewer — Simple remote display client. Supports SPICE and VNC.

https://virt-manager.org/ || virt-viewer

RustDesk — A remote desktop software, open source, written in Rust.

https://rustdesk.com || rustdesk^AUR

Sunlogin Remote Control — Proprietary software that supports remote control of mobile devices, Windows, Mac, Linux and other systems. It uses its own proprietary protocol.

https://sunlogin.oray.com/en/about/about || sunloginclient^AUR

ToDesk — Proprietary remote desktop client that suits for remote teamwork. It uses its own proprietary protocol.

https://www.todesk.com/ || todesk-bin^AUR

TeamViewer — Proprietary remote desktop client. It uses its own proprietary protocol.

https://www.teamviewer.com/ || teamviewer^AUR

vncviewer (TigerVNC) — VNC viewer for X.

https://tigervnc.org/ || tigervnc

Vinagre — Remote desktop viewer for GNOME. Supports RDP, VNC, SPICE and SSH.

https://wiki.gnome.org/Apps/Vinagre || vinagre

xfreerdp — FreeRDP X11 client. Run with xfreerdp.

https://www.freerdp.com/ || freerdp

X2Go Client — A graphical client (Qt5) for the X2Go system that uses the NX technology protocol.

https://wiki.x2go.org/doku.php || x2goclient^AUR

Remote desktop servers

freerdp-shadow-cli — A utility for sharing a X display via RDP.

https://www.freerdp.com/ || freerdp

kmsvnc — A VNC server for DRM/KMS capable GNU/Linux devices.

https://github.com/isjerryxiao/kmsvnc || kmsvnc^AUR

KRdp — A limited RDP server for KDE.

https://invent.kde.org/plasma/krdp || krdp

Krfb — VNC server for KDE. Part of kde-network.

https://apps.kde.org/krfb/ || krfb

MeshCentral — Device management server for files, terminal access and remote desktop into Linux (X11), macOS and Windows.

https://meshcentral.com/ || meshcentral^AUR

NoMachine — Proprietary remote desktop server and client based on NX technology.

https://nomachine.com/ || nomachine^AUR

wayvnc — VNC server for wlroots based wayland compositors (such as sway).

https://github.com/any1/wayvnc || wayvnc

x0vncserver (TigerVNC) — VNC Server for X displays.

https://tigervnc.org/ || tigervnc

x11vnc — VNC server for real X displays.

http://www.karlrunge.com/x11vnc/ || x11vnc

X2Go Server — An open source remote desktop software that uses the NX technology protocol.

https://wiki.x2go.org/doku.php || x2goserver^AUR

Xpra — A multi-platform screen and application forwarding system.

https://xpra.org/ || xpra

Xrdp — A daemon that supports RDP. It uses Xvnc, X11rdp or xorgxrdp as a backend.

https://www.xrdp.org/ || xrdp^AUR