install

Additional install commands

macOS

Homebrewverified · 100%

brew install csound

local Homebrew formula metadata

MacPortsverified · 94%

sudo port install csound

MacPorts ports tree · audio/csound/Portfile · source: api.github.com

Linux

Debian aptverified · 92%

sudo apt install csound

Debian stable package indexes · csound · source: deb.debian.org

Nixverified · 92%

nix profile install nixpkgs#csound

nixpkgs package indexes · pkgs/by-name/cs/csound/package.nix · source: api.github.com

Arch Linux pacmanverified · 92%

sudo pacman -S csound

Arch Linux sync databases · csound · source: geo.mirror.pkgbuild.com

openSUSE zypperverified · 92%

sudo zypper install csound

openSUSE Tumbleweed package metadata · csound · source: download.opensuse.org

overview

Package summary

Sound and music computing system

Project links

Commands and aliases

atsa
cs
csanalyze
csb64enc
csbeats
csdebugger
csound
cvanal
dnoise
envext
extract
extractor
het_export
het_import
hetro
lpanal
lpc_export
lpc_import
makecsd
mixer
pv_export
pv_import
pvanal
pvlook
scale
scot
scsort
sdif2ad
sndinfo
src_conv

history

Project history and usage

Csound is a long-running sound and music computing system with a command-line compiler, runtime, libraries, plugins, and a reference manual. Its packaging significance comes from bridging computer-music history with modern Unix, desktop, mobile, and web builds.

Project history

The official repository README identifies Csound as a sound and music computing system and says the repository contains the core Csound library, command-line frontend, and code for embedded, mobile, and web ports. The README credits contributors from musicians, scientists, and programmers around the world.

Adoption history

The canonical manual history says early Csound manuals started at MIT with Barry L. Vercoe and were maintained there through the 1980s and early 1990s, with material tracing back to Music11-era documents. It also records that MIT licensed Csound as LGPL in 2003, with the manual licensed GFDL and placed on SourceForge with the sources.

How it is used

Official getting-started docs describe Csound as normally run from a command line or frontend, using .csd files that combine options, instruments, and score sections. The manual documents .csound6rc as a command-line parameter file read from HOME or the path in CSOUND6RC, then from the current directory with local options taking precedence.

Why package nerds care

Csound is package-heavy in the old Unix sense: one formula installs a main executable plus many analysis and conversion utilities, plugin search paths, a library API, and documentation. That makes packaging choices around paths, opcodes, examples, and frontends unusually visible to users.

Timeline

1980s: Early Csound manual work was started at MIT by Barry L. Vercoe.
1999: The official manual history mentions the version 4.16 reference manual.
2003: MIT licensed Csound as LGPL and placed sources on SourceForge with the GFDL manual.
2004: The Canonical Manual was converted to DocBook/XML.
2026: The Csound repository README describes 6.x as EOL and the develop branch as Csound 7.x beta.

Related projects

The manual history connects Csound documentation to Music11, and the getting-started docs describe frontends such as QuteCsound as part of common use.

Sources

security posture

Risk level: red

escape, surveillance, or offensive capability signal.

Risk classifier

red risk · medium confidence · escape-surveillance-offensive

Why

escape, surveillance, or offensive capability signal

Signals

text:debugger

Install behavior

No Homebrew post-install hook is recorded in formula metadata.
Homebrew bottle metadata is available for 6 platform targets.
Installs with 20 runtime dependencies.
Build metadata lists 4 build dependencies.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

local files

Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.

Configuration files

Config paths the tool may read or write during local use.

Unix: $CSOUND6RC.csound6rc

executables

Installed executables

Command	Kind	Exposure
`atsa`	cli	global executable
`cs`	cli	global executable
`csanalyze`	cli	global executable
`csb64enc`	cli	global executable
`csbeats`	cli	global executable
`csdebugger`	cli	global executable
`csound`	cli	global executable
`cvanal`	cli	global executable
`dnoise`	cli	global executable
`envext`	cli	global executable
`extract`	cli	global executable
`extractor`	cli	global executable
`het_export`	cli	global executable
`het_import`	cli	global executable
`hetro`	cli	global executable
`lpanal`	cli	global executable
`lpc_export`	cli	global executable
`lpc_import`	cli	global executable
`makecsd`	cli	global executable
`mixer`	cli	global executable
`pv_export`	cli	global executable
`pv_import`	cli	global executable
`pvanal`	cli	global executable
`pvlook`	cli	global executable
`scale`	cli	global executable
`scot`	cli	global executable
`scsort`	cli	global executable
`sdif2ad`	cli	global executable
`sndinfo`	cli	global executable
`src_conv`	cli	global executable

freshness

Version and freshness

These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.

page generated2026-07-08

manager version6.18.1

manager updated

local dataok

upstreamnot checked

latest detectednot detected

https://github.com/csound/csound

infoNo package-manager update timestamp was available.low confidence
infoNo cached GitHub release or tag data was available.https://github.com/csound/csoundnone confidence

install metadata

Package metadata

Package key	brew:csound
Version	6.18.1
Package manager	Homebrew
Package manager page	https://formulae.brew.sh/formula/csound
Homepage	https://csound.com
Repository	https://github.com/csound/csound
Upstream docs	https://csound.com/docs/manual
License	LGPL-2.1-or-later
Source archive	https://github.com/csound/csound.git
Dependencies	faust, fltk, fluid-synth, gettext, hdf5, jack, lame, liblo, libpng, libsamplerate, libsndfile, libwebsockets, numpy, openjdk, openssl@3, portaudio, portmidi, python@3.14, stk, wiiuse
Build dependencies	asio, cmake, eigen, swig
Uses from macOS	curl
Bottle	available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-install	not defined
Service	none declared
Caveats	To use the Java bindings, you may need to add to your shell profile e.g. ~/.profile or ~/.zshrc: export CLASSPATH="$HOMEBREW_PREFIX/opt/csound/libexec/csnd6.jar:." and link the native shared library into your Java Extensions folder: mkdir -p ~/Library/Java/Extensions ln -s "$HOMEBREW_PREFIX/opt/csound/libexec/lib_jcsound6.jnilib" ~/Library/Java/Extensions

registry facts

Source database details

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	csound
Version Scheme	0
Revision	14
Head Version	HEAD
Conflicts With	libextractor
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	no
URL Keys	head stable

source database matches

Other package-manager records

Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.

Debian apt95%

csound 1:6.18.1+dfsg-4

powerful and versatile sound synthesis software

Install csound with Homebrew, apt, MacPorts, Nix, pacman, zypper