macOS
Homebrewverified · 100%
brew install apcupsdlocal Homebrew formula metadata
MacPortsverified · 94%
sudo port install apcupsdMacPorts ports tree · sysutils/apcupsd/Portfile · source: api.github.com
brew
Install apcupsd with Homebrew, apk, apt, dnf, MacPorts, Nix, pacman, zypper
Daemon for controlling APC UPSes. Version 3.14.14 via Homebrew; verified from local package data.
install
Additional install commands
Linux
Alpine Linux apkverified · 92%
sudo apk add apcupsdAlpine Linux edge package indexes · apcupsd · source: dl-cdn.alpinelinux.org
Debian aptverified · 92%
sudo apt install apcupsdDebian stable package indexes · apcupsd · source: deb.debian.org
Fedora dnfverified · 92%
sudo dnf install apcupsdFedora Rawhide package metadata · apcupsd · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#apcupsdnixpkgs package indexes · pkgs/by-name/ap/apcupsd/package.nix · source: api.github.com
Arch Linux pacmanverified · 92%
sudo pacman -S apcupsdArch Linux sync databases · apcupsd · source: geo.mirror.pkgbuild.com
openSUSE zypperverified · 92%
sudo zypper install apcupsdopenSUSE Tumbleweed package metadata · apcupsd · source: download.opensuse.org
overview
Package summary
Daemon for controlling APC UPSes
Project links
Commands and aliases
- apcaccess
- apctest
- apcupsd
- apcupsd-start
- smtp
history
Project history and usage
apcupsd is a daemon and command-line toolset for monitoring and controlling APC UPS devices. It is one of those infrastructure packages that quietly matters because it can shut systems down cleanly when power fails.
Project history
The apcupsd project dates to the long-running Unix tradition of hardware daemons: small background services that translate a device protocol into system policy. Its official manual documents operation with APC UPS hardware, configuration through `apcupsd.conf`, status querying through `apcaccess`, and testing through `apctest`.
The project has historically lived on SourceForge, with source control exposed through the official SourceForge project tree. That hosting history matches many mature system utilities that predate GitHub-centered development.
Adoption history
apcupsd's adoption is strongest in server, NAS, homelab, and workstation environments where APC UPS hardware is common and a lightweight local daemon is preferable to a larger management suite.
The supplied package data shows broad Unix-like packaging: Alpine, Homebrew, Debian, Fedora/dnf, MacPorts, Nix, Arch/pacman, Ubuntu, and openSUSE/zypper. That breadth is the package-history signal: administrators expect it to be available from the native package manager on almost any Unix-like system.
How it is used
Typical usage is to configure `/etc/apcupsd/apcupsd.conf`, run the `apcupsd` daemon, inspect UPS state with `apcaccess`, and test device communication with `apctest`. Scripts and service managers then use the daemon's events to perform clean shutdowns or notifications.
The package is hardware-facing, so installation alone is not the whole story. Correct cable/device selection, daemon privileges, and shutdown policy matter more than application-level credentials.
Why package nerds care
apcupsd is package-nerd significant because it represents the unglamorous layer where packaging meets physical infrastructure. A good package has to install a daemon, config file, service integration, helper commands, and documentation without hiding the hardware-specific knobs.
It also illustrates why old system packages remain valuable: power events are rare, but when they happen the daemon must already be installed, configured, and boringly reliable.
Timeline
- 1990s: apcupsd emerges as a Unix daemon for APC UPS management.
- 2000s: SourceForge hosting and distribution packaging make apcupsd a standard sysadmin utility.
- 2010s: Linux, BSD, and macOS package ecosystems continue shipping apcupsd.
- 2020s: The package remains available across mainstream Unix-like package managers.
Related projects
- Network UPS Tools is the most common neighboring UPS-monitoring project.
- System service managers and shutdown tools are operationally adjacent because apcupsd's main job is to react safely to power events.
Sources
- http://www.apcupsd.org/manual
- https://sourceforge.net/p/apcupsd/svn/HEAD/tree/
- source_facts.executables
- source_facts.package-manager
security posture
Risk level: green
narrow executable package without higher-risk signals.
Risk classifier
green risk · low confidence · appliance
Why
- narrow executable package without higher-risk signals
Signals
- metadata:no-higher-risk-signals
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 13 platform targets.
- Installs with 2 runtime 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
/etc/apcupsd/apcupsd.conf
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
apcaccess | cli | global executable | |
apctest | cli | global executable | |
apcupsd | cli | global executable | |
apcupsd-start | cli | global executable | |
smtp | 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 version3.14.14
manager updated
local dataok
upstreamnot checked
latest detectednot detected
- infoNo package-manager update timestamp was available.low confidence
- infoRelease/tag comparison is only available for GitHub repositories.http://www.apcupsd.orgnone confidence
install metadata
Package metadata
| Package key | brew:apcupsd |
|---|---|
| Version | 3.14.14 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/apcupsd |
| Homepage | http://www.apcupsd.org |
| Repository | https://sourceforge.net/p/apcupsd/svn/HEAD/tree |
| Upstream docs | http://www.apcupsd.org/manual |
| License | GPL-2.0-only |
| Source archive | https://downloads.sourceforge.net/project/apcupsd/apcupsd%20-%20Stable/3.14.14/apcupsd-3.14.14.tar.gz |
| Dependencies | gd, libusb-compat |
| Bottle | available (on arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
| Caveats | For apcupsd to be able to communicate with UPSes connected via USB, the kernel extension must be installed by the root user: sudo cp -pR $HOMEBREW_CELLAR/apcupsd/3.14.14/Library/Extensions/ApcupsdDummy.kext /System/Library/Extensions/ sudo chown -R root:wheel /System/Library/Extensions/ApcupsdDummy.kext sudo touch /System/Library/Extensions/ Note: The kernel extension currently does not work as expected. You will have to unplug and plug the USB cable back in after each reboot in order for apcupsd to be able to connect to the UPS. To load apcupsd at startup, activate the included Launch Daemon: sudo cp $HOMEBREW_CELLAR/apcupsd/3.14.14/lib/Library/LaunchDaemons/org.apcupsd.apcupsd.plist /Library/LaunchDaemons sudo chmod 644 /Library/LaunchDaemons/org.apcupsd.apcupsd.plist sudo launchctl load -w /Library/LaunchDaemons/org.apcupsd.apcupsd.plist If this is an upgrade and you already have the Launch Daemon loaded, you have to unload the Launch Daemon before reinstalling it: sudo launchctl unload -w /Library/LaunchDaemons/org.apcupsd.apcupsd.plist sudo rm /Library/LaunchDaemons/org.apcupsd.apcupsd.plist |
registry facts
Source database details
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | apcupsd |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
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%
apcupsd 3.14.14-5
APC UPS Power Management (daemon)
sudo apt install apcupsd- Section: admin
- Architecture: amd64
- 5 dependencies
- 1 provides
- 5 optional deps
- normalized package name match
- Matched by: Apcupsd
Debian apt95%
apcupsd-cgi 3.14.14-5
APC UPS Power Management (web interface)
sudo apt install apcupsd-cgi- Section: web
- Architecture: amd64
- Source Package: apcupsd
- 3 dependencies
- 2 optional deps
- normalized package name match
- Matched by: Apcupsd
Debian apt95%
apcupsd-doc 3.14.14-5
APC UPS Power Management (documentation/examples)
sudo apt install apcupsd-doc- Section: doc
- Architecture: all
- Source Package: apcupsd
- normalized package name match
- Matched by: Apcupsd
Nix95%
apcupsd
nix profile install nixpkgs#apcupsd- normalized package name match
- Matched by: Apcupsd
Ubuntu apt95%
apcupsd 3.14.14-3.1build2
APC UPS Power Management (daemon)
sudo apt install apcupsd- Section: universe/admin
- Architecture: amd64
- 5 dependencies
- 1 provides
- 5 optional deps
- normalized package name match
- Matched by: Apcupsd
Ubuntu apt95%
apcupsd-cgi 3.14.14-3.1build2
APC UPS Power Management (web interface)
sudo apt install apcupsd-cgi- Section: universe/web
- Architecture: amd64
- Source Package: apcupsd
- 3 dependencies
- 2 optional deps
- normalized package name match
- Matched by: Apcupsd
Ubuntu apt95%
apcupsd-doc 3.14.14-3.1build2
APC UPS Power Management (documentation/examples)
sudo apt install apcupsd-doc- Section: universe/doc
- Architecture: all
- Source Package: apcupsd
- normalized package name match
- Matched by: Apcupsd
apk95%
apcupsd 3.14.14-r6
A Daemon to control APC UPSes
sudo apk add apcupsd- License: GPL-2.0-or-later
- Architecture: x86_64
- Source Package: apcupsd
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Apcupsd
apk95%
apcupsd-doc 3.14.14-r6
A Daemon to control APC UPSes (documentation)
sudo apk add apcupsd-doc- License: GPL-2.0-or-later
- Architecture: x86_64
- Source Package: apcupsd
- normalized package name match
- Matched by: Apcupsd
apk95%
apcupsd-openrc 3.14.14-r6
A Daemon to control APC UPSes (OpenRC init scripts)
sudo apk add apcupsd-openrc- License: GPL-2.0-or-later
- Architecture: x86_64
- Source Package: apcupsd
- normalized package name match
- Matched by: Apcupsd
apk95%
apcupsd-webif 3.14.14-r6
A Daemon to control APC UPSes
sudo apk add apcupsd-webif- License: GPL-2.0-or-later
- Architecture: x86_64
- Source Package: apcupsd
- 1 dependencies
- normalized package name match
- Matched by: Apcupsd
dnf95%
apcupsd 3.14.14-41.fc44
APC UPS Power Control Daemon
sudo dnf install apcupsd- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: apcupsd
- 10 dependencies
- 2 provides
- normalized package name match
- Matched by: Apcupsd
dnf95%
apcupsd-cgi 3.14.14-41.fc44
Web interface for apcupsd
sudo dnf install apcupsd-cgi- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: apcupsd
- 5 dependencies
- 2 provides
- normalized package name match
- Matched by: Apcupsd
dnf95%
apcupsd-gui 3.14.14-41.fc44
GUI interface for apcupsd
sudo dnf install apcupsd-gui- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: apcupsd
- 12 dependencies
- 2 provides
- normalized package name match
- Matched by: Apcupsd
pacman95%
apcupsd 3.14.14-9
Power mangement and controlling most of APC's UPS models
sudo pacman -S apcupsd- License: GPL
- Architecture: x86_64
- 3 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Apcupsd
zypper95%
apcupsd 3.14.14-17.5
APC UPS Daemon (Powerful Daemon for APC UPSs)
sudo zypper install apcupsd- License: GPL-2.0-only
- Category: Hardware/UPS
- Architecture: x86_64
- Source Package: apcupsd
- 16 dependencies
- 2 provides
- normalized package name match
- Matched by: Apcupsd
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.
Used sources
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated configuration and credential file locations
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment