# cfnctl を Homebrew でインストール

cfnctl のインストール経路、実行ファイル、メタデータ、AI エージェント向けセキュリティノートを確認します。

## インストール

```sh
sudo av install brew:cfnctl
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install cfnctl
```

  証拠: local Homebrew formula metadata

## パッケージ情報

- **パッケージキー:** brew:cfnctl
- **パッケージマネージャ:** Homebrew
- **バージョン:** 0.1.1
- **ソース概要:** Brings the Terraform cli experience to AWS Cloudformation
- **ホームページ:** <https://github.com/rogerwelin/cfnctl>
- **リポジトリ:** <https://github.com/rogerwelin/cfnctl>
- **最終更新:** 2026-07-27T19:20:58+02:00
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- cfnctl (エイリアス)

## インストール挙動

- Bottle: 利用不可

## バージョンと鮮度

- ページ生成日: 2026-08-03
- マネージャ版: 0.1.1
## プロジェクトの歴史と使われ方

cfnctl is a Go command-line tool that brings a Terraform-like workflow to AWS CloudFormation. Its README presents familiar commands such as apply, plan, destroy, output, and validate for users who still need to manage CloudFormation stacks.

### プロジェクトの歴史

The official repository was created in September 2021 and frames the tool around a specific workflow problem: teams that like Terraform's CLI experience but are required to use CloudFormation. The README describes the project as early in development and explicitly lists missing features such as large-template S3 upload and drift detection.

The first public GitHub releases in March 2023 were v0.1.0 and v0.1.1. The README continues to invite feature requests and pull requests and notes planned terminal UI work around the Charm stack.

### 採用の歴史

cfnctl is a niche infrastructure tool rather than a broad AWS standard utility. Official distribution is through GitHub releases, and the package metadata in this batch shows it packaged in Homebrew.

Its adoption story is best read as package-manager convenience for CloudFormation-heavy users who want plan/apply style stack operations without switching their template language.

### 使われ方

The documented commands are apply, plan, destroy, output, validate, and version. The README example uses `cfnctl apply --template-file mycfntmpl.yaml --auto-approve`.

Because the official README does not document a persistent application config file or credentials file, those locations are left null. AWS credential handling may be inherited from the AWS SDK or environment, but that is not named in the project documentation used here.

### パッケージ好きにとっての重要性

cfnctl is interesting to package people because it is a small single-purpose CLI that imports the workflow vocabulary of one infrastructure tool into another ecosystem. That kind of tool often lives or dies by whether it is easy to install as a binary.

The Homebrew formula matters here: it turns a GitHub-release-only CloudFormation helper into a one-command install for macOS operators.

### タイムライン

- 2021: The rogerwelin/cfnctl repository is created on GitHub.
- 2023: v0.1.0 and v0.1.1 are published as GitHub releases.
- 2026: The README still describes planned improvements and early-development gaps.

### Related projects

- AWS CloudFormation is the stack system cfnctl operates against.
- Terraform is the workflow model named directly by the README.
- Charm's Bubble Tea, Lip Gloss, and Huh are listed in the README as planned terminal UI migration targets.

### ソース

- <https://api.github.com/repos/rogerwelin/cfnctl>
- <https://github.com/rogerwelin/cfnctl>
- <https://github.com/rogerwelin/cfnctl#readme>
- <https://formulae.brew.sh/api/formula/cfnctl.json>
- <https://api.github.com/repos/rogerwelin/cfnctl/releases>


## セキュリティノート

infrastructure mutation or orchestration signal.

- **Geiger リスク:** orange / 中
- infrastructure mutation or orchestration signal


## Combined YAML source

View the package source record on GitHub. [combined/cfnctl.yml](https://github.com/mxcl/pkgdb/blob/main/combined/cfnctl.yml)


## ソース

- pkg.so package database
- Geiger risk classifier
- curated package history
- pkgdb category and tag curation
- cross-ecosystem install command graph