# Install m1ddc

Control external displays (USB-C/DisplayPort Alt Mode) using DDC/CI on M1 Macs. Version 1.2.0 via Homebrew; verified 2026-05-12.

## Install

```sh
sudo av install brew:m1ddc
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install m1ddc
```

  Evidence: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install m1ddc
```

  Evidence: MacPorts ports tree: sysutils/m1ddc/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#m1ddc
```

  Evidence: nixpkgs package indexes: pkgs/by-name/m1/m1ddc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

## Package Facts

- **Package key:** brew:m1ddc
- **Package manager:** Homebrew
- **Package manager URL:** <https://formulae.brew.sh/formula/m1ddc>
- **Version:** 1.2.0
- **Source summary:** Control external displays (USB-C/DisplayPort Alt Mode) using DDC/CI on M1 Macs
- **Homepage:** <https://github.com/waydabber/m1ddc>
- **Repository:** <https://github.com/waydabber/m1ddc>
- **Upstream docs:** <https://github.com/waydabber/m1ddc#readme>
- **License:** MIT
- **Source archive:** <https://github.com/waydabber/m1ddc/archive/refs/tags/v1.2.0.tar.gz>
- **Last updated:** 2026-05-12T09:42:19+01:00
- **Generated:** 2026-06-10T07:18:26+00:00

## Executables

- m1ddc (cli)
- m1ddc (alias)

## Install Behavior

- Post-install hook: not defined
- Bottle: available on arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura

## Freshness

- Page generated: 2026-06-10
- Package-manager version: 1.2.0
- Package-manager updated: 2026-05-12
- Local data status: ok
- Upstream repository: https://github.com/waydabber/m1ddc
- Upstream latest detected: v1.2.0 (current)

## 安全说明

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:** m1ddc
- **Version Scheme:** 0
- **Revision:** 0
- **Head Version:** HEAD
- **Requirements:** arch, 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

- Nix - m1ddc: normalized package name match | nixpkgs package indexes: pkgs/by-name/m1/m1ddc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- MacPorts - m1ddc: normalized package name match | MacPorts ports tree: sysutils/m1ddc/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Related Links

- [Source-control packages](https://www.automicvault.com/zh-hans/pkg/source-control-tools/) - Belongs to a source-control command family.
- [Terminal utility packages](https://www.automicvault.com/zh-hans/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata.
- [Networking and protocol packages](https://www.automicvault.com/zh-hans/pkg/networking-protocol-tools/) - Matched network, protocol, or remote-service metadata.
- [Homebrew utility packages](https://www.automicvault.com/zh-hans/pkg/brew-utility-packages/) - Matched Homebrew package provider.
- [displayplacer](https://www.automicvault.com/zh-hans/pkg/brew/displayplacer/) - Shares av.db curated category or tags: cli, display-management, macos, system.
- [mactop](https://www.automicvault.com/zh-hans/pkg/brew/mactop/) - Shares av.db curated category or tags: apple-silicon, cli, macos, system.
- [macmon](https://www.automicvault.com/zh-hans/pkg/brew/macmon/) - Shares av.db curated category or tags: apple-silicon, cli, macos, system.
- [asitop](https://www.automicvault.com/zh-hans/pkg/brew/asitop/) - Shares av.db curated category or tags: apple-silicon, cli, macos, system.
- [lume](https://www.automicvault.com/zh-hans/pkg/brew/lume/) - Shares av.db curated category or tags: apple-silicon, cli, macos, system.
- [ddcctl](https://www.automicvault.com/zh-hans/pkg/brew/ddcctl/) - Shares av.db curated category or tags: cli, display-control, macos, system.
- [devcockpit](https://www.automicvault.com/zh-hans/pkg/brew/devcockpit/) - Shares av.db curated category or tags: apple-silicon, cli, macos, system.
- [ddcutil](https://www.automicvault.com/zh-hans/pkg/brew/ddcutil/) - Shares av.db curated category or tags: cli, ddc-ci, display-control, system.

## 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