# b2-tools を Homebrew, apk, scoop でインストール

b2-tools 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:b2-tools
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install b2-tools
```

  証拠: local Homebrew formula metadata

### Linux

- apk (92%):

```sh
sudo apk add b2-tools
```

  証拠: Alpine Linux edge package indexes: b2-tools from https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz

### Windows

- Scoop (92%):

```sh
scoop install main/b2
```

  証拠: Scoop official bucket manifest trees: bucket/b2.json from https://api.github.com/repos/ScoopInstaller/Main/git/trees/master?recursive=1

## パッケージ情報

- **パッケージキー:** brew:b2-tools
- **パッケージマネージャ:** Homebrew
- **バージョン:** 4.7.1
- **ソース概要:** B2 Cloud Storage Command-Line Tools
- **ホームページ:** <https://github.com/Backblaze/B2_Command_Line_Tool>
- **最終更新:** 2026-06-09T19:24:01Z
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- b2 (エイリアス)
- b2v3 (エイリアス)
- b2v4 (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: 4.7.1
## プロジェクトの歴史と使われ方

B2 Command Line Tool is Backblaze's official `b2` CLI for B2 Cloud Storage. It gives shell access to account, bucket, file, key, replication, listing, removal, and sync operations.

### プロジェクトの歴史

Backblaze maintains the tool in the Backblaze/B2_Command_Line_Tool repository and publishes it as a Python package, standalone binaries, Docker image, and Homebrew package. The README describes it as command-line access to all capabilities of the B2 service.

The CLI has evolved across API-versioned command surfaces. The README documents the current guidance: use `b2` for the latest stable interactive interface, and use version-bound commands such as `b2v4` for long-running scripts that need stable behavior.

### 採用の歴史

B2 users adopted the CLI because object storage needs scriptable upload, download, sync, lifecycle, and key-management workflows. Backblaze's official docs recommend Homebrew as the quickest setup path for Mac users, while the input package facts also list apk and Scoop packages.

The tool is common in backup scripts and CI jobs because B2 is frequently used as low-cost object storage. Its versioned command aliases are especially package-nerdy: they let a package ship a newer implementation while preserving an older command contract for scripts.

### 使われ方

Typical usage starts with account authorization, then commands such as `b2 bucket list`, `b2 file upload`, `b2 ls`, `b2 sync`, and `b2 key create`. The official README and Backblaze docs state that `B2_ACCOUNT_INFO` selects the SQLite cache file for authentication information and that the default is `~/.b2_account_info`.

For containers, the README shows either passing `B2_APPLICATION_KEY` and `B2_APPLICATION_KEY_ID` each run or persisting authorization state in a mounted volume.

### パッケージ好きにとっての重要性

For package nerds, `b2-tools` is a neat collision between package name, executable name, and API-versioned command names: Homebrew installs `b2-tools`, users run `b2`, and scripts may choose `b2v4` for compatibility.

It is also a Python CLI with official binary and Docker distribution, so packaging choices affect startup time, dependencies, credential cache placement, and whether users get the newest API surface or a stable alias.

### タイムライン

- 2020: Backblaze/B2_Command_Line_Tool GitHub Releases include the 2.x release line.
- 2020s: The README documents Homebrew, PyPI, standalone binaries, Docker, and source installs.
- 2020s: Version-bound commands such as `b2v3` and `b2v4` become part of the CLI compatibility model.

### Related projects

- Backblaze B2 Cloud Storage is the object-storage service managed by the CLI.
- The B2 Native API and S3-compatible API are related service interfaces.
- Backblaze's Docker image packages the same CLI for container workflows.

### ソース

- Backblaze official cloud storage command-line tools docs
- Backblaze/B2_Command_Line_Tool README and releases
- source_facts.package-manager


## 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


## Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.


## Credential files

- Unix: ~/.b2_account_info
## 他のパッケージマネージャ記録

- apk - b2-tools - 4.6.0-r1: normalized package name match | Alpine Linux edge package indexes: b2-tools from https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz | Command-line tool for Backblaze B2 | https://github.com/Backblaze/B2_Command_Line_Tool
- apk - b2-tools-pyc - 4.6.0-r1: normalized package name match | Alpine Linux edge package indexes: b2-tools-pyc from https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz | Precompiled Python bytecode for b2-tools | https://github.com/Backblaze/B2_Command_Line_Tool
- Scoop - main/b2: installed executable or alias match | Scoop official bucket manifest trees: bucket/b2.json from https://api.github.com/repos/ScoopInstaller/Main/git/trees/master?recursive=1


## Combined YAML source

View the package source record on GitHub. [combined/b2-tools.yml](https://github.com/mxcl/pkgdb/blob/main/combined/b2-tools.yml)


## ソース

- pkg.so package database
- Geiger risk classifier
- curated configuration and credential file locations
- curated package history
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph