This list is provided to help you build your own GNU/Linux based A/V production environment. Most of the listed software is packaged for Debian, and should be directly installable with sudo aptitude install softwarename. Software that can be run on other GNU/Linux distributions may also be added to the list. This list focuses on sound, video and live applications.

   Unpackaged
   Non-free/closed source

DAW/Sequencers
Editors
Samplers
Effects/Processing
Instruments
Audio utilities
System utilities
Converters/streaming/transport
Lighting
Video
Signal processing/electronics
Score Editors
Media players
Metapackages
Samples/Resources
Linux Distributions
Unsorted
Links
Glossary
TODO
LICENSE
CONTRIBUTING

DAW/Sequencers

ardour3 - digital audio workstation (graphical gtk2 interface) (Homepage)
Bitwig | Bitwig Studio - dynamic software for creation and performance of your musical ideas on stage or in the studio. ``
dino - Integrated MIDI piano roll editor and sequencer engine (Homepage)
mixxx - Digital Disc Jockey Interface (Homepage)
muse - Qt4-based audio/MIDI sequencer (Homepage)
qtractor - MIDI/Audio multi-track sequencer application (Homepage)
Radium Editor - Radium is a music editor with a new type of interface. (Source code)
rosegarden - music editor and MIDI/audio sequencer (Homepage)
traverso - Multitrack audio recorder and editor (Homepage)
Tracktion - The musician's DAW ``

Editors

audacity - Éditeur audio rapide multi plate-forme (Homepage)
snd-gtk - Sound file editor (dummy transitional package) (Homepage)

Samplers

hydrogen-drumkits - drumkits for Hydrogen (Homepage)
hydrogen - advanced drum machine/step sequencer (Homepage)
linuxsampler-all - realtime audio sampler (meta)
petri-foo - MIDI controllable audio sampler - successor of specimen (Homepage)
qsampler - LinuxSampler GUI frontend based on the Qt toolkit (Homepage)
ls16 - LinuxSampler DSSI plugin GUI

Effects/Processing

abgate - LV2 noise gate plugin (Homepage)
AF2-10/M - A versatile graphical EQ with a wide range of zero latency analogue modelled filters and realtime FFT display.  
amb-plugins - greffons LADPSA ambisonics (Homepage)
arctican-plugins - Arctican Plugins
artyfx - Arty FX plugin suite
autotalent - pitch correction LADSPA plugin (Homepage)
avw.lv2 - collection of Voltage Controlled LV2 modules (Homepage)
beatslash-lv2 - A set of LV2 plugins to slash, repeat beats.
blop-lv2 - collection of LV2 CV plugins
blop - Bandlimited wavetable-based oscillator plugins for LADSPA hosts
calf-plugins - Calf Studiogear - audio effects and sound generators (Homepage)
caps - C* Audio Plugin Suite (Homepage)
cmt - a collection of LADSPA plugins (Homepage)
deteriorate-lv2 - set of LV2 plugins to deteriorate sound quality
distrho-plugin-ports-lv2 - DISTHRO Plugin Ports (LV2)
distrho-plugin-ports-vst - DISTHRO Plugin Ports (VST)
distrho-plugin-ports - DISTHRO Plugin Ports
drc - digital room correction (Homepage)
eq10q - LV2 equalizer
fil-plugins - parametric equalizer LADSPA plugin (Homepage)
fomp - collection of LV2 audio plugins (Homepage)
foo-plugins - Foo LADSPA plugins
freqtweak - Realtime audio frequency spectral manipulation (Homepage)
g2reverb - reverb LADSPA plugin
glitch - Multi-effects audio plugin with sequencer  
guitarix - Rock guitar amplifier for Jack (Homepage)
invada-studio-plugins-ladspa - Invada Studio Plugins - a set of LADSPA audio plugins (Homepage)
invada-studio-plugins-lv2 - Invada Studio Plugins - a set of LV2 audio plugins (Homepage)
ir.lv2 - LV2 IR reverb (Homepage)
jalv - tool to run LV2 plugins as stand-alone applications (Homepage)
lv2fil - Stereo and mono LV2 plugins, four-band parametric equalisers
lv2vocoder - LV2 vocoder plugin (Homepage)
mcp-plugins - LADSPA plugins designed for Alsa Modular Synth (Homepage)
mda-lv2 - Paul Kellett's MDA plugins ported to LV2 (Homepage)
mda-vst - MDA VST plugins
midimsg-lv2 - set of plugins to transform midi output
omins - collection of LADSPA plugins aimed at modular synthesizers (Homepage)
paulstretch - Extreme sound time-stretch (Homepage* sonic - Simple utility to speed up or slow down speech (Homepage)
phasex - Phase Harmonic Advanced Synthesis EXperiment (Homepage)
playitslowly - Plays back audio files at a different speed or pitch (Homepage)
radium-compressor - audio compressor for JACK (Homepage)
rakarrack - Simple and easy guitar effects processor for GNU/Linux (Homepage)
rev-plugins - reverb LADSPA plugin (Homepage)
rubberband-ladspa - LADSPA plugin for audio pitch-shifting (Homepage)
soundstretch - Stretches and pitch-shifts sound independently (Homepage)
ste-plugins - stereo LADPSA plugins (Homepage)
swh-plugins - Steve Harris's LADSPA plugins (Homepage)
tap-plugins - Tom's Audio Processing LADSPA plugins (Homepage)
terminatorx - realtime audio synthesizer (Homepage
vco-plugins - LADSPA plugin sporting anti-aliased oscillators (Homepage)
vocproc - LV2 plugin for pitch shifting and vocoding (Homepage)
wah-plugins - auto-wah LADSPA plugin (Homepage)
x42-plugins - Collection of LV2 plugins (Homepage)
zita-at1 - autotuner JACK (Homepage)
zita-rev1 - effet de réverbération pro-audio (Homepage)
holap - Holborn Audio Plugins
juced-plugins - Juced Plugins
leet-plugins - LEET LADSPA plugins

Instruments

aeolus - synthétiseur émulant un orgue (Homepage)
ams - synthétiseur modulaire en temps réel pour ALSA (Homepage)
amsynth - synthétiseur logiciel à deux oscillateurs (Homepage)
azr3-jack - drawbar organ simulator (Homepage)
bristol - vintage synthesizer emulator (Homepage)
composite - Live performance sequencer (Homepage)
din - digital audio synthesizer (Homepage)
drumgizmo - drum plugin comparable to commercial products
drumkv1 - old-school drum-kit sampler (Homepage)
freebirth-data - Bass synthesizer/sample player/sequencer -- sound samples (Homepage)
freebirth - Bass synthesizer/sample player/sequencer (Homepage)
gmorgan - MIDI rhythm station emulator software (Homepage)
hexter - Yamaha DX7 modeling DSSI plugin (Homepage)
horgand - JACK capable organ softsynth (Homepage)
samplv1 - polyphonic sampler synthesizer (Homepage)
setbfree - DSP tonewheel organ (Homepage)
sineshaper - Monophonic synth plugin with two oscillators and waveshapers (Homepage)
synthv1 - old-school polyphonic synthesizer (Homepage)
whysynth - DSSI Soft Synth Interface (Homepage)
xwax - open-source vinyl emulation software for Linux (Homepage)
zynaddsubfx - synthétiseur logiciel en temps réel pour Linux (Homepage)
Discovery Pro - Virtual Analog synthesizer + sampler  

Audio utilities

arpage - MIDI Arpeggiator w/ JACK Tempo Sync.
ebumeter - Loudness measurement according to EBU-R128 (Homepage)
extace - waveform viewer (Homepage)
fmit - Free Music Instrument Tuner (Homepage)
gigedit - instrument editor for Gigasampler files (Homepage)
gtklick - simple metronome GUI for JACK (Homepage)
gxtuner - Tuner for Jack (Homepage)
jaaa - audio signal generator and spectrum analyser (Homepage)
jack-keyboard - Virtual MIDI keyboard for JACK MIDI (Homepage)
jackmeter - a basic command line meter for the JACK audio system (Homepage)
jkmeter - vu-mètre horizontal ou vertical pour le kit de connexion audio Jack (Homepage)
lingot - accurate and easy to use musical instrument tuner
meterbridge - Collection of Audio meters for the JACK audio server (Homepage)
qmidiarp - arpégiateur MIDI pour ALSA (Homepage)
Samplecat - a program for cataloguing and auditioning audio samples.  
showq - MIDI controllable audio player (Homepage)
siggen - Waveform generation tools (Homepage)
silan - commandline tool to detect silence in audio-files
silentjack - silence detector for the JACK audio system (Homepage)
spek - acoustic spectrum analyser
vmpk - Virtual MIDI Piano Keyboard (Homepage)

System utilities

jackd2 - Kit de connection audio JACK (serveur et exemples de clients) (Homepage)
qjackctl - User interface for controlling the JACK sound server (Homepage) * jackeq - routes and manipulates audio from/to multiple sources (Homepage)
a2jmidid - démon pour lier des applications obsolètes ALSA MIDI dans des systèmes JACK MIDI (Homepage)
aconnectgui - gestionnaire graphique de connexion au séquenceur ALSA
aj-snapshot - fait des captures des connexions JACK (Homepage)
alsa-utils - utilitaires pour utiliser et configurer ALSA (Homepage)
cadence - JACK audio toolbox
carla-lv2 - audio plugin host (LV2 plugin)
carla - audio plugin host
catia - extended JACK patchbay
claudia - extended ladish frontend
dssi-vst - Adapter for VST an VSTi audio plugins (Homepage)
festige - GUI for fst and dssi-vst
ffado-mixer-qt4 - FFADO D-Bus mixer applets (QT4) (Homepage)
gladish - graphical interface for LADI Session Handler (Homepage)
jack-capture - program for recording soundfiles with jack (Homepage)
jack-mixer - JACK Audio Mixer (Homepage)
jack-rack - LADSPA effects "rack" for JACK (Homepage)
jack-tools - various JACK tools: dl, record, scope, osc, plumbing, udp, play, transport (Homepage)
jackd2-firewire - JACK Audio Connection Kit (FFADO and FreeBoB backends) (Homepage)
laditools - Linux Audio Desktop Integration Tools (Homepage)
linux-image-rt-686-pae - Linux for modern PCs (meta-package), PREEMPT_RT
patchage - Baie modulaire pour l'audio Jack et Alsa Midi (Homepage)
qjackrcd - Qt4 application to record JACK server outputs (Homepage)
realtimeconfigquickscan - Linux configuration checker for systems to be used for real-time audio 
rtkit - politique de temps réel et démon de surveillance (Homepage)
simple-sysexxer - GUI tool to create backups of the memory contents of MIDI devices 
zita-ajbridge - pont alsa vers jack (Homepage)
zita-mu1 - organise le suivi stéréo pour le kit de connexion audio Jack (Homepage)

Converters/streaming/transport

Airtime - With open source Sourcefabric Airtime, online radio has never been easier. 
autoradio - radio automation software (Homepage)
ambdec - Ambisonic decoder for first and second order (Homepage)
darkice - Live audio streamer (Homepage)
darksnow - simple graphical user interface to darkice (Homepage)
ezstream - easy media streaming client over icecast servers (Homepage)
icecast2 - streaming media server (Homepage)
idjc - graphical shoutcast/icecast client (Homepage)
landell - audio and video streams manager (Homepage)
oggfwd - basic icecast source client for audio and video streaming (Homepage)
ogmrip - Application for ripping and encoding DVD (Homepage)
qmidinet - MIDI Network Gateway via UDP/IP Multicast (Homepage)
rotter - JACK client for transmission recording and audio logging (Homepage)
sound-juicer - GNOME CD Ripper (Homepage)
vlc-nox - multimedia player and streamer (without X support) (Homepage)
vlc - multimedia player and streamer (Homepage)
winff-qt - Qt variant of winff (Homepage)
winff - graphical video and audio batch converter using ffmpeg or avconv (Homepage)
zita-bls1 - convertisseur de signaux stéréo binauraux (Homepage)
zita-njbridge - Jack clients to transmit multichannel audio over a local IP network (Homepage)
pulseaudio - PulseAudio sound server (Homepage)
pulseaudio-module-jack - jackd modules for PulseAudio sound server (Homepage)
pulseaudio-module-lirc - lirc module for PulseAudio sound server (Homepage)
pulseaudio-module-x11 - X11 module for PulseAudio sound server (Homepage)
pulseaudio-utils - Command line tools for the PulseAudio sound server (Homepage)

Lighting

Q Light Controller+ (QLC+) - a free and cross-platform software to control DMX or analog lighting systems like moving heads, dimmers, scanners etc. 

Video

CHDK - Canon Hack Development Kit
devede - simple application to create Video DVDs (Homepage)
dvswitch - basic video mixer for live DV streams (Homepage)
lives - Video Editing system allowing users to edit and create video (Homepage)
Magic Lantern Firmware - a software enhancement that offers increased functionality to the excellent Canon DSLR cameras.
synaesthesia - Program for representing sounds visually
xjadeo - Video player with JACK sync (Homepage)
frei0r-plugins - minimalistic plugin API for video effects, plugins collection (Homepage)
openshot - Create and edit videos and movies (Homepage)

Signal processing/electronics

hyperion - An opensource 'AmbiLight' implementation controlled using the RaspBerry Pi 
lcd4linux - Grabs information and displays it on an external lcd (Homepage)
lcdproc - LCD display driver daemon and clients (Homepage)
lirc - infra-red remote control support (Homepage)
puredata - realtime computer music and graphics system (Homepage)
Room EQ Wizard -room acoustics analysis software for measuring and analysing room and loudspeaker responses. 
csladspa - LADSPA plugin for Csound (Homepage)
csound - powerful and versatile sound synthesis software (Homepage)
csound-data - data files used by the csound library (Homepage)
pd-csound - Csound external for PureData (Homepage)
csoundqt - frontend for the csound sound processor (Homepage)
nyquist - language for music composition and sound synthesis (Homepage)
csound-utils - miscellaneous utilities for the Csound system (Homepage)
cabbage-plugins - csound development toolkit plugins
cabbage-plugins-extra - csound development toolkit plugins (Extra)
supercollider-supernova - real time audio synthesis server (multiprocessor version) (Homepage)
supercollider - real time audio synthesis programming language (Homepage)

Score Editors

denemo - GTK+ front end to GNU Lilypond (Homepage)
nted - Musical score editor (Homepage)
lilypond - program for typesetting sheet music (Homepage)

Media players

amarok - easy to use media player based on the KDE Platform (Homepage)
ario - GTK+ client for the Music Player Daemon (MPD) (Homepage)
audacious - small and fast audio player which supports lots of formats (Homepage)
banshee - Media Management and Playback application (Homepage)
cantata - KDE client for the music player daemon (MPD) (Homepage)
clementine - modern music player and library organizer (Homepage)
exaile - flexible, full-featured audio player (Homepage)
gmusicbrowser - graphical jukebox for large music collections (Homepage)
gnome-music - Music is the new GNOME music playing application (Homepage)
gpodder - podcast client and feed aggregator (Homepage)
Groove Basin - Music player server with a web-based user interface (Homepage)
guayadeque - lightweight music player (Homepage)
moc - ncurses based console audio player (Homepage)
mplayer2 - next generation movie player for Unix-like systems (Homepage)
musique - Simple but sophisticated graphical music player (Homepage)
quodlibet - audio library manager and player for GTK3 (Homepage)
rhythmbox - music player and organizer for GNOME (Homepage)
sonata - GTK+ client for the Music Player Daemon (MPD) (Homepage)
vlc - multimedia player and streamer (Homepage)

Metapackages

multimedia-ambisonics - Packages for working with ambisonics (3D surround sound)
multimedia-audio-plugins - Audio processing plugins, synths and virtual instruments
multimedia-devel - Extra packages for developers and package compiling
multimedia-djing - DJ packages.
multimedia-drums - Packages for drums & beats
multimedia-firewire - Packages for your firewire audiocard / interface
multimedia-graphics - Packages for making and editing artwork
multimedia-guitar - Packages for playing with your (virtual) guitar gear
multimedia-jack - JACK (Jack Audio Connection Kit) and ALSA related packages
multimedia-ladi - LADI, Linuxaudio session management, packages
multimedia-looping - Packages for looping music and audio
multimedia-midi - MIDI related packages
multimedia-mixing - Packages for mixing and mastering your music
multimedia-musiciantools - Packages for musicians
multimedia-players - Packages which makes your multimedia tools complete
multimedia-recording - Packages for audio recording
multimedia-samplers - Software samplers
multimedia-soundsynthesis - Packages for sound synthesis
multimedia-tasks - Debian Multimedia tasks for tasksel
multimedia-timestretching - Packages for stretching music and audio
multimedia-video - Video packages

Samples/Resources

SFZ Drum kits

Linux Distributions

Unsorted

abcmidi - Convertit les fichiers ABC au format MIDI et inversement
aubio-tools - Bibliothèque pour la segmentation sonore - utilitaires
ecasound - multitrack-capable audio recorder and effect processor (Homepage)
fluid-soundfont-gm - Fluid (R3) General MIDI SoundFont (GM)
fluidsynth - Logiciel de synthèse MIDI en temps réel (Homepage)
freewheeling - live looping musical instrument (Homepage)
gjacktransport - access to the JACK's transport mechanism as touchable slider (Homepage)
gmidimonitor - GTK+ application that shows MIDI events (Homepage)
jamin - Audio mastering from a mixed down multitrack source with JACK (Homepage)
japa - JACK and ALSA Perceptual Analyser (Homepage)
jokosher - simple and easy to use audio multi-tracker (Homepage)
kluppe - a loop-player and recorder designed for live use (Homepage)
libgroove - streaming audio processing library (Homepage)
libsox-fmt-all - All SoX format libraries (Homepage)
lmms - studio multimedia pour Linux (Homepage)
mhwaveedit - Simple and fast GTK2 sound editor (Homepage)
mididings - MIDI router and processor based on Python (Homepage)
milkytracker - music creation tool inspired by Fast Tracker 2 (Homepage)
qsynth - Interface graphique pour le synthétiseur MIDI fluidsynth (Homepage)
qtractor - Séquenceur Audio/MIDI multi-pistes (Homepage)
rezound -
schism - Clone de ImpulseTracker (même interface, même comportement) (Homepage)
seq24 - Séquenceur MIDI temps réel (Homepage)
sonic-visualiser - View and analyse the contents of music audio files (Homepage)
sooperlooper - échantilloneur de boucle (Homepage)
soundconverter - Application GNOME pour convertir des fichiers audio d'un format à un autre (Homepage)
sox - outils complets pour le traitement des sons (Homepage)
stretchplayer - Audio file player with time stretch and pitch shifting (Homepage
swami - éditeur d'instruments MIDI (Homepage)
timemachine - enregistreur audio JACK pour une utilisation spontanée et de conservation (Homepage)
yoshimi - software synthesizer based on ZynAddSubFX (Homepage)
http://www.kvraudio.com/news/discodsp-updates-vertigo-additive-synth-to-r3-5-including-linux-support-29997
http://www.kvraudio.com/news/discodsp-updates-discovery-pro-va-and-wave-synth-to-6-4-5-29782

Glossary

LADSPA - an (API) standard for handling audio filters and audio signal processing effects.
DSSI - a virtual instrument (software synthesizer) plugin architecture for use by music sequencer applications.
LV2 - (LADSPA version 2) an open standard for Audio plug-ins and matching host applications.

TODO

add software from kxstudio repos
split audio/system utilities
sort unsorted links
provide configuration scripts/guides for debian systems
centralize resources (samples, presets...) somewhere if licenses allows it
re-run dwlink -mb with LANG=C to get packages descriptions in english
add links from http://linux-sound.org/
Package all unpackaged software  for Debian
Find dead links, link kxstudio packages to kxstudio package pages
Add software from http://www.kvraudio.com/plugins/linux/newest
add xmms

LICENSE

16  nodiscc <nodiscc@gmail.com>
 1  Andrew Kelley <superjoe30@gmail.com>

CONTRIBUTING

Please edit the README file (using the Markdown syntax) and send your patch as a Pull Request. https://help.github.com/articles/using-pull-requests/
Entries should be sorted alphabetically inside categories.
Please label unpackaged and non-free  Unpackaged  Non-free/closed source
Exceptionally high-quality software may be marked as bold.
If there is a debian package available, the link syntax is: [softwarename](https://packages.debian.org/sid/packagename) - package description ([Homepage](http://url.to/project/homepage) (try ./dwlink -mb packagename | xclip -selection c)
If there is no debian package: the syntax is [Software name](http://url.to/project/homepage)
Linking to useful websites or howtos can be done at the end of the file in the relevant section. Here is a bookmarklet to generate a markdown link for the current page URL and title: javascript:void(prompt("","["+document.title+"]("+location.href+")"));
Contributors list can be updated with git shortlog -sne

README.md

awesome-linuxaudio