# jbig2enc をインストール

jbig2enc 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:jbig2enc
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install jbig2enc
```

  証拠: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install jbig2enc
```

  証拠: MacPorts ports tree: graphics/jbig2enc/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- apk (92%):

```sh
sudo apk add jbig2enc
```

  証拠: Alpine Linux edge package indexes: jbig2enc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz

- Nix (92%):

```sh
nix profile install nixpkgs#jbig2enc
```

  証拠: nixpkgs package indexes: pkgs/by-name/jb/jbig2enc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

- Debian apt (92%):

```sh
sudo apt install jbig2
```

  証拠: Debian stable package indexes: jbig2 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz

## パッケージ情報

- **パッケージキー:** brew:jbig2enc
- **パッケージマネージャ:** Homebrew
- **パッケージマネージャページ:** <https://formulae.brew.sh/formula/jbig2enc>
- **バージョン:** 0.31
- **ソース概要:** JBIG2 encoder (for monochrome documents)
- **ホームページ:** <https://github.com/agl/jbig2enc>
- **リポジトリ:** <https://github.com/agl/jbig2enc>
- **ライセンス:** Apache-2.0
- **ソースアーカイブ:** <https://github.com/agl/jbig2enc/archive/refs/tags/0.31.tar.gz>
- **更新:** 2026-04-21T10:12:19Z
- **生成ソース:** 2026-05-26T17:25:59+00:00

## 実行可能ファイル

- jbig2 (cli)
- jbig2topdf.py (cli)
- jbig2 (エイリアス)
- jbig2topdf.py (エイリアス)

## 依存関係

- giflib
- jpeg-turbo
- leptonica
- libpng
- libtiff
- webp

## ビルド依存関係

- autoconf
- automake
- libtool
- pkgconf

## インストール挙動

- post-install フック: 未定義
- Bottle: 利用可能 対象 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux

## 鮮度

- ページ生成日: 2026-05-26
- マネージャ版: 0.31
- マネージャ更新日: 2026-04-21
- ローカルデータ: ok
- 上流リポジトリ: https://github.com/agl/jbig2enc
- 検出された最新: 0.31 (current)

## セキュリティノート

narrow executable package without higher-risk signals.

- **Geiger リスク:** green / low
- narrow executable package without higher-risk signals

## 関連リンク

- [libpng](https://www.automicvault.com/pkg/brew/libpng/) - Runtime dependency declared by Homebrew.
- [jpeg-turbo](https://www.automicvault.com/pkg/brew/jpeg-turbo/) - Runtime dependency declared by Homebrew.
- [libtiff](https://www.automicvault.com/pkg/brew/libtiff/) - Runtime dependency declared by Homebrew.
- [giflib](https://www.automicvault.com/pkg/brew/giflib/) - Runtime dependency declared by Homebrew.
- [webp](https://www.automicvault.com/pkg/brew/webp/) - Runtime dependency declared by Homebrew.
- [leptonica](https://www.automicvault.com/pkg/brew/leptonica/) - Runtime dependency declared by Homebrew.
- [pkgconf](https://www.automicvault.com/pkg/brew/pkgconf/) - Build dependency declared by Homebrew.
- [libtool](https://www.automicvault.com/pkg/brew/libtool/) - Build dependency declared by Homebrew.
- [autoconf](https://www.automicvault.com/pkg/brew/autoconf/) - Build dependency declared by Homebrew.
- [automake](https://www.automicvault.com/pkg/brew/automake/) - Build dependency declared by Homebrew.
- [ocrmypdf](https://www.automicvault.com/pkg/brew/ocrmypdf/) - Popular package that depends on this formula.

## ソース

- Nucleus package database
- Geiger risk classifier
- package-page enrichment
- package version freshness
- package relationship graph
- cross-ecosystem install command graph