# jr を Homebrew でインストール

jr 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:jr
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install jr
```

  証拠: local Homebrew formula metadata

## パッケージ情報

- **パッケージキー:** brew:jr
- **パッケージマネージャ:** Homebrew
- **バージョン:** 0.4.0
- **ソース概要:** CLI program that helps you to create quality random data for your applications
- **ホームページ:** <https://jrnd.io/>
- **リポジトリ:** <https://github.com/jrnd-io/jr>
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- jr (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: 0.4.0
## プロジェクトの歴史と使われ方

JR is an open source CLI for generating random data for streaming applications, especially Kafka-oriented demos, tests, and pipelines.

### プロジェクトの歴史

The JR documentation describes the project as a way to make quality random data for streaming applications without making Kafka test-data generation complex. Its documentation centers on reusable templates, embedded templates, data-generation functions, output templates, Kafka-friendly output, and producers.

### 採用の歴史

JR's packaging footprint is smaller than general JSON tools but targeted: its docs recommend Homebrew for macOS and Linux and Snap on Linux, and the release feed shows regular 0.3.x and 0.4.0 GitHub releases from 2023 through 2025. Homebrew analytics for the formula showed 153 installs over the 365-day window reported by the formula API on 2026-07-01.

### 使われ方

A common workflow is to run a named template, generate repeated rows with count, frequency, and duration options, and pipe JSON output to tools such as jq or Kafka command-line clients. JR also documents custom template directories, embedded templates, key/value output templates, and a built-in function manual.

### パッケージ好きにとっての重要性

JR belongs to the family of infrastructure demo generators: tools that package fake but structured events so developers can test streaming systems without hand-writing JSON. For package nerds, it is notable for combining Go templates, XDG-style template directories, Kafka-oriented output, and a CLI-first workflow.

### タイムライン

- 2023: GitHub release pages recorded v0.1.4 on 2023-04-11 and v0.3.0 on 2023-06-07.
- 2024: The release feed recorded v0.3.9 on 2024-08-22.
- 2025: The release feed recorded v0.4.0 on 2025-05-01.

### Related projects

- JR is related to Kafka, kcat-style command-line streaming workflows, jq for inspecting generated JSON, and the broader category of fake-data generators used in demos and integration tests.

### ソース

- <https://formulae.brew.sh/api/formula/jr.json>
- <https://github.com/jrnd-io/jr>
- <https://github.com/jrnd-io/jr/releases/tag/v0.1.4>
- <https://github.com/jrnd-io/jr/releases/tag/v0.3.0>
- <https://github.com/jrnd-io/jr/releases/tag/v0.3.9>
- <https://github.com/jrnd-io/jr/releases/tag/v0.4.0>
- <https://jrnd.io/docs>


## セキュリティノート

narrow executable package without higher-risk signals.

- **Geiger リスク:** グリーン / 低
- narrow executable package without higher-risk signals


## Combined YAML source

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


## ソース

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