macOS
Homebrewverified · 100%
brew install nagioslocal Homebrew formula metadata
MacPortsverified · 94%
sudo port install nagiosMacPorts ports tree · net/nagios/Portfile · source: api.github.com
brew
Install nagios with Homebrew, apk, dnf, MacPorts, Nix, zypper
Network monitoring and management system. Version 4.5.13 via Homebrew; verified 2026-06-22.
install
Additional install commands
Linux
Alpine Linux apkverified · 92%
sudo apk add nagiosAlpine Linux edge package indexes · nagios · source: dl-cdn.alpinelinux.org
Fedora dnfverified · 92%
sudo dnf install nagiosFedora Rawhide package metadata · nagios · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#nagiosnixpkgs package indexes · pkgs/by-name/na/nagios/package.nix · source: api.github.com
openSUSE zypperverified · 92%
sudo zypper install nagiosopenSUSE Tumbleweed package metadata · nagios · source: download.opensuse.org
overview
Package summary
Network monitoring and management system
Project links
Commands and aliases
- archivejson.cgi
- avail.cgi
- cmd.cgi
- config.cgi
- extinfo.cgi
- histogram.cgi
- history.cgi
- nagios
- nagiostats
- notifications.cgi
- objectjson.cgi
- outages.cgi
- showlog.cgi
- status.cgi
- statusjson.cgi
- statusmap.cgi
- statuswml.cgi
- statuswrl.cgi
- summary.cgi
- tac.cgi
- trends.cgi
history
Project history and usage
Nagios Core is one of the long-running reference points for open source infrastructure monitoring: a scheduler, notification engine, web UI, and plugin model for checking hosts, services, and network devices.
Project history
Nagios traces its architecture to Ethan Galstad's 1996 MS-DOS pager/checking tool and a 1998 Linux rewrite. Galstad released the project as open source in 1999 under the name NetSaint, then renamed it Nagios in 2002 after trademark concerns; the official history expands the name as "Nagios Ain't Gonna Insist On Sainthood." The plugin checks that originally shipped with NetSaint were split into the separate Nagios Plugins project, which became central to the ecosystem.
The project became Nagios Core in 2009, after Nagios Enterprises had been formed in 2007 to provide consulting and commercial development around the open source engine. Nagios Core 4 arrived in 2013, and the GitHub release stream still carries 4.x maintenance releases; release 4.5.13 was published on 2026-05-28.
Adoption history
Nagios grew from a sysadmin tool into an ecosystem by the late 2000s. The official history records SourceForge Project of the Month in June 2005, eWeek and LinuxQuestions.org recognition in 2006-2007, InfoWorld BOSSIE recognition in 2008 and 2009, more than 500,000 direct SourceForge downloads by 2008, more than 600,000 by 2009, and more than 8 million installs since 2008 by 2014.
Homebrew is not Nagios's primary deployment channel, but it remains a convenient local install path for Mac and Linux users. The Homebrew formula page consulted on 2026-07-01 listed Nagios 4.5.13 and 509 installs over the prior 365 days.
How it is used
Package nerds use Nagios as the classic check/alert loop: define hosts and services, run plugin commands such as ping, HTTP, SSH, disk, or custom checks, and let Nagios notify when state changes. It is especially common as a baseline or compatibility target because many monitoring plugins, add-ons, and forks learned from its object model and check-result format.
A Homebrew install is most useful for labs, local config validation, plugin experimentation, or small monitoring setups. Production Nagios deployments more often live on Linux servers with explicit configuration under a Nagios etc directory, a web server front end for the CGI views, and a large local collection of plugins.
Why package nerds care
Nagios matters because it normalized the small-executable monitoring plugin pattern: the core does scheduling and state, while checks are ordinary commands with exit codes and text output. That shape made it easy to package checks separately, script local probes, and carry Nagios-compatible checks into later monitoring stacks.
Timeline
- 1996: Ethan Galstad builds a pager/checking tool for Novell NetWare servers.
- 1999: The project is released as NetSaint.
- 2002: NetSaint is renamed Nagios; plugins move under the Nagios Plugins project.
- 2007: Nagios Enterprises is founded.
- 2009: The open source engine is renamed Nagios Core.
- 2013: Nagios Core 4 is released.
- 2026-05-28: Nagios Core 4.5.13 is published on GitHub.
Related projects
- Nagios Plugins
- Nagios XI
- Icinga
- Naemon
- Checkmk
Sources
security posture
Risk level: orange
broad file, network, media, or database tool signal. formula declares a Homebrew service.
Risk classifier
orange risk · medium confidence · infrastructure
Why
- broad file, network, media, or database tool signal
- formula declares a Homebrew service
Signals
- metadata:service
- text:network,archive
Install behavior
- Homebrew declares a post-install hook for this formula.
- Formula metadata declares a service or daemon block.
- Homebrew bottle metadata is available for 6 platform targets.
- Installs with 4 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
/usr/local/nagios/etc/nagios.cfg/usr/local/nagios/etc/hosts.cfg/usr/local/nagios/etc/services.cfg/usr/local/nagios/etc/commands.cfg
Credential files
Credential-bearing paths to review before unattended agent runs.
- Unix
/usr/local/nagios/etc/resource.cfg
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
archivejson.cgi | cli | global executable | |
avail.cgi | cli | global executable | |
cmd.cgi | cli | global executable | |
config.cgi | cli | global executable | |
extinfo.cgi | cli | global executable | |
histogram.cgi | cli | global executable | |
history.cgi | cli | global executable | |
nagios | cli | global executable | |
nagiostats | cli | global executable | |
notifications.cgi | cli | global executable | |
objectjson.cgi | cli | global executable | |
outages.cgi | cli | global executable | |
showlog.cgi | cli | global executable | |
status.cgi | cli | global executable | |
statusjson.cgi | cli | global executable | |
statusmap.cgi | cli | global executable | |
statuswml.cgi | cli | global executable | |
statuswrl.cgi | cli | global executable | |
summary.cgi | cli | global executable | |
tac.cgi | cli | global executable | |
trends.cgi | 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 version4.5.13
manager updated2026-06-22
local dataok
upstreamnot checked
latest detectednot detected
https://github.com/NagiosEnterprises/nagioscore
- infoNo cached GitHub release or tag data was available.https://github.com/NagiosEnterprises/nagioscorenone confidence
install metadata
Package metadata
| Package key | brew:nagios |
|---|---|
| Version | 4.5.13 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/nagios |
| Homepage | https://www.nagios.org/ |
| Repository | https://github.com/NagiosEnterprises/nagioscore |
| Upstream docs | https://assets.nagios.com/downloads/nagioscore/docs/nagioscore/4/en |
| License | GPL-2.0-only |
| Source archive | https://github.com/NagiosEnterprises/nagioscore/releases/download/nagios-4.5.13/nagios-4.5.13.tar.gz |
| Last updated | 2026-06-22T14:05:34-07:00 |
| Pulse | updated |
| Dependencies | gd, jpeg-turbo, libpng, openssl@4 |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | defined |
| Service | declared |
registry facts
Source database details
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | nagios |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Requirements |
|
| 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.
Nix95%
nagios
nix profile install nixpkgs#nagios- normalized package name match
- Matched by: Nagios
apk95%
nagios 4.5.13-r0
Popular monitoring tool
sudo apk add nagios- License: GPL-2.0-only
- Architecture: x86_64
- Source Package: nagios
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Nagios
apk95%
nagios-apache 4.5.13-r0
Popular monitoring tool
sudo apk add nagios-apache- License: GPL-2.0-only
- Architecture: x86_64
- Source Package: nagios
- 1 dependencies
- normalized package name match
- Matched by: Nagios
apk95%
nagios-openrc 4.5.13-r0
Popular monitoring tool (OpenRC init scripts)
sudo apk add nagios-openrc- License: GPL-2.0-only
- Architecture: x86_64
- Source Package: nagios
- normalized package name match
- Matched by: Nagios
apk95%
nagios-web 4.5.13-r0
Popular monitoring tool
sudo apk add nagios-web- License: GPL-2.0-only
- Architecture: x86_64
- Source Package: nagios
- 1 dependencies
- normalized package name match
- Matched by: Nagios
dnf95%
nagios 4.5.12-2.fc45
Host/service/network monitoring program
https://www.nagios.org/projects/nagios-core/
sudo dnf install nagios- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: nagios
- 21 dependencies
- 2 provides
- normalized package name match
- Matched by: Nagios
dnf95%
nagios-common 4.5.12-2.fc45
Provides common directories, uid and gid among nagios-related packages
https://www.nagios.org/projects/nagios-core/
sudo dnf install nagios-common- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: nagios
- 1 dependencies
- 3 provides
- normalized package name match
- Matched by: Nagios
dnf95%
nagios-contrib 4.5.12-2.fc45
Eventhandlers contributed to nagios
https://www.nagios.org/projects/nagios-core/
sudo dnf install nagios-contrib- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: nagios
- 5 dependencies
- 1 provides
- normalized package name match
- Matched by: Nagios
dnf95%
nagios-devel 4.5.12-2.fc45
Provides include files that Nagios-related applications may compile against
https://www.nagios.org/projects/nagios-core/
sudo dnf install nagios-devel- License: GPL-2.0-only
- Category: Unspecified
- Architecture: i686
- Source Package: nagios
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Nagios
dnf95%
nagios-httpd 4.5.12-2.fc45
Configuration files for Apache httpd
https://www.nagios.org/projects/nagios-core/
sudo dnf install nagios-httpd- License: GPL-2.0-only
- Category: Unspecified
- Architecture: x86_64
- Source Package: nagios
- 3 dependencies
- 2 provides
- normalized package name match
- Matched by: Nagios
dnf95%
nagios-selinux 4.5.12-2.fc45
SELinux context for nagios
https://www.nagios.org/projects/nagios-core/
sudo dnf install nagios-selinux- License: GPL-2.0-only
- Category: Unspecified
- Architecture: noarch
- Source Package: nagios
- 7 dependencies
- 1 provides
- normalized package name match
- Matched by: Nagios
zypper95%
nagios 4.5.12-1.2
The Nagios Network Monitor
sudo zypper install nagios- License: GPL-2.0-or-later
- Category: System/Monitoring
- Architecture: x86_64
- Source Package: nagios
- 18 dependencies
- 3 provides
- normalized package name match
- Matched by: Nagios
zypper95%
nagios-contrib 4.5.12-1.2
Files from the contrib directory
sudo zypper install nagios-contrib- License: GPL-2.0-or-later
- Category: Development/Tools/Other
- Architecture: noarch
- Source Package: nagios
- 2 dependencies
- 1 provides
- normalized package name match
- Matched by: Nagios
zypper95%
nagios-devel 4.5.12-1.2
Development files for Nagios
sudo zypper install nagios-devel- License: GPL-2.0-or-later
- Category: Development/Libraries/C and C++
- Architecture: x86_64
- Source Package: nagios
- 2 dependencies
- 1 provides
- normalized package name match
- Matched by: Nagios
zypper95%
nagios-theme-exfoliation 4.5.12-1.2
Nagios Core web interface
sudo zypper install nagios-theme-exfoliation- License: GPL-2.0-or-later
- Category: System/Monitoring
- Architecture: noarch
- Source Package: nagios
- 3 dependencies
- 1 provides
- normalized package name match
- Matched by: Nagios
zypper95%
nagios-www 4.5.12-1.2
Provides the HTML and CGI files for the Nagios web interface
sudo zypper install nagios-www- License: GPL-2.0-or-later
- Category: System/Monitoring
- Architecture: x86_64
- Source Package: nagios
- 17 dependencies
- 3 provides
- normalized package name match
- Matched by: Nagios
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