# Install brightness

Change macOS display brightness from the command-line. Version 1.2 via Homebrew; verified from local package data.

## Install

```sh
sudo av install brew:brightness
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install brightness
```

  Evidence: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install brightness
```

  Evidence: MacPorts ports tree: sysutils/brightness/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

## Package Facts

- **Package key:** brew:brightness
- **Package manager:** Homebrew
- **Package manager URL:** <https://formulae.brew.sh/formula/brightness>
- **Version:** 1.2
- **Source summary:** Change macOS display brightness from the command-line
- **Homepage:** <https://github.com/nriley/brightness>
- **Repository:** <https://github.com/nriley/brightness>
- **Upstream docs:** <https://github.com/nriley/brightness#readme>
- **License:** BSD-2-Clause
- **Source archive:** <https://github.com/nriley/brightness/archive/refs/tags/1.2.tar.gz>
- **Generated:** 2026-06-10T07:18:26+00:00

## Executables

- brightness (cli)
- brightness (alias)

## Install Behavior

- Post-install hook: not defined
- Bottle: available on arm64_big_sur, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura

## Freshness

- Page generated: 2026-06-10
- Package-manager version: 1.2
- Local data status: ok
- Upstream repository: https://github.com/nriley/brightness
- Upstream latest detected: 1.2 (current)
- info: No package-manager update timestamp was available.

## セキュリティノート

narrow executable package without higher-risk signals.

- **Geiger risk:** green / low
- narrow executable package without higher-risk signals

## Source Database Details

- **Source Database:** Homebrew formula API
- **Tap:** homebrew/core
- **Full Name:** brightness
- **Version Scheme:** 0
- **Revision:** 0
- **Head Version:** HEAD
- **Requirements:** macos
- **Bottle Stable Root URL:** <https://ghcr.io/v2/homebrew/core>
- **Deprecated:** no
- **Disabled:** no
- **Keg Only:** no
- **URL Keys:** head, stable

## Other Package-Manager Records

- MacPorts - brightness: normalized package name match | MacPorts ports tree: sysutils/brightness/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Related Links

- [Source-control packages](https://www.automicvault.com/ja/pkg/source-control-tools/) - Belongs to a source-control command family.
- [Terminal utility packages](https://www.automicvault.com/ja/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata.
- [Networking and protocol packages](https://www.automicvault.com/ja/pkg/networking-protocol-tools/) - Matched network, protocol, or remote-service metadata.
- [Homebrew utility packages](https://www.automicvault.com/ja/pkg/brew-utility-packages/) - Matched Homebrew package provider.
- [screenresolution](https://www.automicvault.com/ja/pkg/brew/screenresolution/) - Shares av.db curated category or tags: cli, display, macos, system.
- [redshift](https://www.automicvault.com/ja/pkg/brew/redshift/) - Shares av.db curated category or tags: cli, display, system.
- [lcdproc](https://www.automicvault.com/ja/pkg/brew/lcdproc/) - Shares av.db curated category or tags: cli, display, system.
- [libxcvt](https://www.automicvault.com/ja/pkg/brew/libxcvt/) - Shares av.db curated category or tags: cli, display, system.
- [displayplacer](https://www.automicvault.com/ja/pkg/brew/displayplacer/) - Shares av.db curated category or tags: cli, display, macos, system.
- [switchaudio-osx](https://www.automicvault.com/ja/pkg/brew/switchaudio-osx/) - Shares av.db curated category or tags: cli, macos, system, system-utility.
- [m-cli](https://www.automicvault.com/ja/pkg/brew/m-cli/) - Shares av.db curated category or tags: cli, macos, system, system-utility.
- [mist-cli](https://www.automicvault.com/ja/pkg/brew/mist-cli/) - Shares av.db curated category or tags: cli, macos, system, system-utility.
- [ddcctl](https://www.automicvault.com/ja/pkg/brew/ddcctl/) - Local package facts share a topical domain. Shared terms: brightness, cli, command-line, display, line.

## Sources

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