Automic VaultAutomic Vault

brew

Install s6 with Homebrew, apk, apt, MacPorts

Small & secure supervision software suite. Version 2.14.0.1 via Homebrew; verified 2026-06-22.

Install commandSecurity notes

install

Additional install commands

macOS

Homebrewverified · 100%
brew install s6

local Homebrew formula metadata

MacPortsverified · 94%
sudo port install s6

MacPorts ports tree · sysutils/s6/Portfile · source: api.github.com

Linux

Alpine Linux apkverified · 92%
sudo apk add s6

Alpine Linux edge package indexes · s6 · source: dl-cdn.alpinelinux.org

Debian aptverified · 92%
sudo apt install libs6-2.13

Debian stable package indexes · libs6-2.13 · source: deb.debian.org

Ubuntu aptverified · 92%
sudo apt install libs6-2.12t64

Ubuntu 24.04 LTS package indexes · libs6-2.12t64 · source: archive.ubuntu.com

overview

Package summary

Small & secure supervision software suite

Commands and aliases

  • s6-accessrules-cdb-from-fs
  • s6-accessrules-fs-from-cdb
  • s6-applyuidgid
  • s6-background-watch
  • s6-cleanfifodir
  • s6-connlimit
  • s6-envdir
  • s6-envuidgid
  • s6-fdholder-daemon
  • s6-fdholder-delete
  • s6-fdholder-getdump
  • s6-fdholder-list
  • s6-fdholder-retrieve
  • s6-fdholder-setdump
  • s6-fdholder-store
  • s6-fdholder-transferdump
  • s6-fdholderd
  • s6-fghack
  • s6-ftrig-listen
  • s6-ftrig-listen1
  • s6-ftrig-notify
  • s6-ftrig-wait
  • s6-ftrigrd
  • s6-instance-control
  • s6-instance-create
  • s6-instance-delete
  • s6-instance-list
  • s6-instance-maker
  • s6-instance-status
  • s6-ioconnect
  • s6-ipcclient
  • s6-ipcserver

security posture

Risk level: blue

broad file, network, media, or database tool signal.

Risk classifier

blue risk · medium confidence · tool

Why

  • broad file, network, media, or database tool signal

Signals

  • text:client,server

Install behavior

  • No Homebrew post-install hook is recorded in formula metadata.
  • Homebrew bottle metadata is available for 6 platform targets.
  • Installs with 2 runtime dependencies.
  • Build metadata lists 1 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.

executables

Installed executables

CommandKindExposureNote
s6-accessrules-cdb-from-fscliglobal executable
s6-accessrules-fs-from-cdbcliglobal executable
s6-applyuidgidcliglobal executable
s6-background-watchcliglobal executable
s6-cleanfifodircliglobal executable
s6-connlimitcliglobal executable
s6-envdircliglobal executable
s6-envuidgidcliglobal executable
s6-fdholder-daemoncliglobal executable
s6-fdholder-deletecliglobal executable
s6-fdholder-getdumpcliglobal executable
s6-fdholder-listcliglobal executable
s6-fdholder-retrievecliglobal executable
s6-fdholder-setdumpcliglobal executable
s6-fdholder-storecliglobal executable
s6-fdholder-transferdumpcliglobal executable
s6-fdholderdcliglobal executable
s6-fghackcliglobal executable
s6-ftrig-listencliglobal executable
s6-ftrig-listen1cliglobal executable
s6-ftrig-notifycliglobal executable
s6-ftrig-waitcliglobal executable
s6-ftrigrdcliglobal executable
s6-instance-controlcliglobal executable
s6-instance-createcliglobal executable
s6-instance-deletecliglobal executable
s6-instance-listcliglobal executable
s6-instance-makercliglobal executable
s6-instance-statuscliglobal executable
s6-ioconnectcliglobal executable
s6-ipcclientcliglobal executable
s6-ipcservercliglobal executable
s6-ipcserver-accesscliglobal executable
s6-ipcserver-socketbindercliglobal executable
s6-ipcserverdcliglobal executable
s6-logcliglobal executable
s6-mkfifodircliglobal executable
s6-notifyoncheckcliglobal executable
s6-permafailoncliglobal executable
s6-setlockcliglobal executable
s6-setsidcliglobal executable
s6-setuidgidcliglobal executable
s6-socklogcliglobal executable
s6-softlimitcliglobal executable
s6-sudocliglobal executable
s6-sudoccliglobal executable
s6-sudodcliglobal executable
s6-supervisecliglobal executable
s6-svccliglobal executable
s6-svdtcliglobal executable
s6-svdt-clearcliglobal executable
s6-svlinkcliglobal executable
s6-svlistencliglobal executable
s6-svlisten1cliglobal executable
s6-svokcliglobal executable
s6-svpermscliglobal executable
s6-svscancliglobal executable
s6-svscanctlcliglobal executable
s6-svstatcliglobal executable
s6-svunlinkcliglobal executable
s6-svwaitcliglobal executable
s6-tai64ncliglobal executable
s6-tai64nlocalcliglobal executable
s6-usertree-makercliglobal executable
ucspilogdcliglobal 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 version2.14.0.1
manager updated2026-06-22
local dataok
upstreamnot checked
latest detectednot detected

https://skarnet.org/software/s6/

install metadata

Package metadata

Package keybrew:s6
Version2.14.0.1
Package managerHomebrew
Package manager pagehttps://formulae.brew.sh/formula/s6
Homepagehttps://skarnet.org/software/s6/
Repositoryhttps://git.skarnet.org/cgi-bin/cgit.cgi/s6
Upstream docshttps://www.skarnet.org/software/s6
LicenseISC
Source archivehttps://skarnet.org/software/s6/s6-2.14.0.1.tar.gz
Last updated2026-06-22T14:06:13-07:00
Pulseupdated
Dependenciesexecline, skalibs
Build dependenciespkgconf
Bottleavailable (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-installnot defined
Servicenone declared

registry facts

Source database details

Source DatabaseHomebrew formula API
Taphomebrew/core
Full Names6
Version Scheme0
Revision0
Head VersionHEAD
Bottle Stable Root URLhttps://ghcr.io/v2/homebrew/core
Deprecatedno
Disabledno
Keg Onlyno
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%

libs6-2.13 2.13.1.0-1

small and secure supervision software suite (shared library)

https://skarnet.org/software/s6/

sudo apt install libs6-2.13
  • Section: libs
  • Architecture: amd64
  • Source Package: s6
  • 2 dependencies
  • normalized package name match
  • Matched by: S6
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libs6-2.13 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

libs6-dev 2.13.1.0-1

small and secure supervision software suite (development files)

https://skarnet.org/software/s6/

sudo apt install libs6-dev
  • Section: libdevel
  • Architecture: amd64
  • Source Package: s6
  • 1 dependencies
  • normalized package name match
  • Matched by: S6
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libs6-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

s6 2.13.1.0-1

small and secure supervision software suite

https://skarnet.org/software/s6/

sudo apt install s6
  • Section: admin
  • Architecture: amd64
  • 4 dependencies
  • 2 optional deps
  • normalized package name match
  • Matched by: S6
Debian stable package indexes · deb.debian.org · Debian stable package indexes: s6 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

s6-doc 2.13.1.0-1

small and secure supervision software suite (documentation)

https://skarnet.org/software/s6/

sudo apt install s6-doc
  • Section: doc
  • Architecture: all
  • Source Package: s6
  • normalized package name match
  • Matched by: S6
Debian stable package indexes · deb.debian.org · Debian stable package indexes: s6-doc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Ubuntu apt95%

libs6-2.12t64 2.12.0.3-1build1

small and secure supervision software suite (shared library)

https://skarnet.org/software/s6/

sudo apt install libs6-2.12t64
  • Section: universe/libs
  • Architecture: amd64
  • Source Package: s6
  • 2 dependencies
  • 1 provides
  • normalized package name match
  • Matched by: S6
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libs6-2.12t64 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

libs6-dev 2.12.0.3-1build1

small and secure supervision software suite (development files)

https://skarnet.org/software/s6/

sudo apt install libs6-dev
  • Section: universe/libdevel
  • Architecture: amd64
  • Source Package: s6
  • 1 dependencies
  • normalized package name match
  • Matched by: S6
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libs6-dev from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

s6 2.12.0.3-1build1

small and secure supervision software suite

https://skarnet.org/software/s6/

sudo apt install s6
  • Section: universe/admin
  • Architecture: amd64
  • 4 dependencies
  • 2 optional deps
  • normalized package name match
  • Matched by: S6
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: s6 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

s6-doc 2.12.0.3-1build1

small and secure supervision software suite (documentation)

https://skarnet.org/software/s6/

sudo apt install s6-doc
  • Section: universe/doc
  • Architecture: all
  • Source Package: s6
  • normalized package name match
  • Matched by: S6
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: s6-doc from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
apk95%

s6 2.15.0.0-r0

skarnet.org's small & secure supervision software suite.

https://skarnet.org/software/s6/

sudo apk add s6
  • License: ISC
  • Architecture: x86_64
  • Source Package: s6
  • 1 dependencies
  • 1 provides
  • normalized package name match
  • Matched by: S6
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: s6 from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

s6-dev 2.15.0.0-r0

skarnet.org's small & secure supervision software suite. (development files)

https://skarnet.org/software/s6/

sudo apk add s6-dev
  • License: ISC
  • Architecture: x86_64
  • Source Package: s6
  • 1 dependencies
  • 1 provides
  • normalized package name match
  • Matched by: S6
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: s6-dev from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

s6-doc 2.15.0.0-r0

skarnet.org's small & secure supervision software suite. (documentation)

https://skarnet.org/software/s6/

sudo apk add s6-doc
  • License: ISC
  • Architecture: x86_64
  • Source Package: s6
  • normalized package name match
  • Matched by: S6
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: s6-doc from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

s6-ipcserver 2.15.0.0-r0

skarnet.org's small & secure supervision software suite.

https://skarnet.org/software/s6/

sudo apk add s6-ipcserver
  • License: ISC
  • Architecture: x86_64
  • Source Package: s6
  • 1 dependencies
  • 1 provides
  • normalized package name match
  • Matched by: S6
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: s6-ipcserver from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

s6-libs 2.15.0.0-r0

skarnet.org's small & secure supervision software suite. (libraries)

https://skarnet.org/software/s6/

sudo apk add s6-libs
  • License: ISC
  • Architecture: x86_64
  • Source Package: s6
  • 1 dependencies
  • 1 provides
  • normalized package name match
  • Matched by: S6
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: s6-libs from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

s6-openrc 2.15.0.0-r0

skarnet.org's small & secure supervision software suite. (OpenRC init scripts)

https://skarnet.org/software/s6/

sudo apk add s6-openrc
  • License: ISC
  • Architecture: x86_64
  • Source Package: s6
  • normalized package name match
  • Matched by: S6
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: s6-openrc from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

s6-static 2.15.0.0-r0

skarnet.org's small & secure supervision software suite. (static library)

https://skarnet.org/software/s6/

sudo apk add s6-static
  • License: ISC
  • Architecture: x86_64
  • Source Package: s6
  • 1 dependencies
  • normalized package name match
  • Matched by: S6
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: s6-static from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
MacPorts95%

s6

sudo port install s6
  • normalized package name match
  • Matched by: S6
MacPorts ports tree · api.github.com · MacPorts ports tree: sysutils/s6/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

package graph

Links come from deterministic package relationships, av.db category and tag curation, ecosystem matches, and package hub membership.

Related tools

  • execlineRuntime dependency declared by Homebrew.
  • pkgconfBuild dependency declared by Homebrew.
  • s6-rcPopular package that depends on this formula.

Same workflow

  • monitShares av.db curated category or tags: cli, process-supervision, system, unix.
  • bashShares av.db curated category or tags: cli, system, unix.
  • borkShares av.db curated category or tags: cli, system, unix.
  • cupsShares av.db curated category or tags: cli, system, unix.
  • daemonShares av.db curated category or tags: cli, system, unix.
  • daemonizeShares av.db curated category or tags: cli, system, unix.

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Combined YAML source

View the package source record on GitHub.

combined/s6.yml

Used sources

  • Geiger risk classifier
  • Nucleus package database
  • av.db category and tag curation
  • cross-ecosystem install command graph
  • external package-manager database matches
  • package relationship graph
  • package version freshness
  • package-page enrichment