安装

其他安装命令

macOS

Homebrew已验证 · 100%

brew install m1ddc

local Homebrew formula metadata

MacPorts已验证 · 94%

sudo port install m1ddc

MacPorts ports tree · sysutils/m1ddc/Portfile · 来源: api.github.com

Linux

Nix已验证 · 92%

nix profile install nixpkgs#m1ddc

nixpkgs package indexes · pkgs/by-name/m1/m1ddc/package.nix · 来源: api.github.com

概览

软件包摘要

Control external displays (USB-C/DisplayPort Alt Mode) using DDC/CI on M1 Macs

项目链接

命令和别名

m1ddc

历史

项目历史与用法

m1ddc is a small command-line utility for controlling external displays over DDC/CI on Apple Silicon Macs connected through USB-C or DisplayPort Alt Mode.

项目历史

The project was created in 2021 by the developer behind BetterDisplay-era Mac display tools. Its README positions it as a small scriptable utility and points users who need a more advanced CLI to BetterDisplay.

Upstream releases were explicitly framed around Homebrew distribution. Version 1.0.0 was the initial Homebrew-oriented release in January 2023; later releases added M2 support, community improvements, and enhanced display identification.

采用历史

m1ddc filled a narrow but real gap for early Apple Silicon users: external monitor brightness, contrast, volume, input, and PIP/PBP controls were useful from scripts even when GUI display tools were heavier than needed.

The repository has hundreds of stars and dozens of forks, and the supplied package facts show Homebrew, MacPorts, and Nix packaging.

使用方式

Users build it with `make` or install it through a package manager, then run `m1ddc [options]`. The README documents examples such as setting contrast, reading luminance, changing volume, listing displays, and selecting displays by number or UUID.

The README warns that the tool does not support Intel Macs or the built-in HDMI port of M1 and entry-level M2 Macs, so package users need hardware-specific expectations.

为什么软件包爱好者会关心

m1ddc is package-nerd interesting because it is a small native Mac hardware-control binary whose value comes from making a platform quirk scriptable rather than from broad cross-platform scope.

The formula is also a good example of packaging a niche Apple Silicon command-line tool before the functionality is fully absorbed into larger display-management applications.

时间线

2021: Public GitHub repository created
2023: v1.0.0 initial Homebrew distribution release
2023: v1.1.0 added community improvements and M2 support
2024: v1.2.0 added enhanced display identification support

Related projects

BetterDisplay is the upstream-recommended advanced alternative for broader Mac DDC control.
Homebrew, MacPorts, and Nix package m1ddc according to the supplied package-manager facts.

来源

https://api.github.com/repos/waydabber/m1ddc
https://github.com/waydabber/m1ddc
https://github.com/waydabber/m1ddc/releases
source_facts.package-manager

安全态势

风险级别：绿色

narrow executable package without higher-risk signals.

风险分类器

绿色风险 · 低置信度 · appliance

原因

narrow executable package without higher-risk signals

信号

metadata:no-higher-risk-signals

安装行为

formula 元数据中未记录 Homebrew post-install 钩子。
Homebrew bottle 元数据适用于 5 个平台目标。

建议审查

在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。

可执行文件

已安装的可执行文件

命令	类型	暴露范围	备注
`m1ddc`	cli	全局可执行文件

新鲜度

版本和新鲜度

这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。

页面生成时间2026-07-26

管理器版本1.2.0

管理器更新时间2026-05-12

本地数据OK

上游当前

检测到的最新版本v1.2.0

https://github.com/waydabber/m1ddc

OK没有生成新鲜度警告。

安装元数据

软件包元数据

软件包键	brew:m1ddc
版本	1.2.0
软件包管理器	Homebrew
软件包管理器页面	https://formulae.brew.sh/formula/m1ddc
主页	https://github.com/waydabber/m1ddc
仓库	https://github.com/waydabber/m1ddc
上游文档	https://github.com/waydabber/m1ddc#readme
许可证	MIT
源码归档	https://github.com/waydabber/m1ddc/archive/refs/tags/v1.2.0.tar.gz
最后更新	2026-05-12T09:42:19+01:00
Pulse	updated
Bottle	可用 (于 arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura)
Homebrew post-install	未定义
服务	未声明

注册表事实

源数据库详情

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

源数据库匹配

其他软件包管理器记录

匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。

Nix95%

m1ddc

nix profile install nixpkgs#m1ddc

normalized package name match
匹配方式：M1ddc

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

MacPorts95%

m1ddc

sudo port install m1ddc

normalized package name match
匹配方式：M1ddc

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

软件包图谱

链接来自本地软件包关系图、补充数据、依赖边、生态匹配和软件包 hub 归属。

来源线索

由仓库数据生成

此页面由 av-web 从 scripts/generate-pkg-sqlite.py 生成的私有软件包 SQLite 工件提供。

Combined YAML source

View the package source record on GitHub.

combined/m1ddc.yml

使用的来源

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

使用 Homebrew, MacPorts, Nix 安装 m1ddc