Automic VaultAutomic Vault

brew

yajl を Homebrew, apk, dnf, MacPorts, Nix, pacman, zypper, apt でインストール

yajl 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。

インストールコマンドセキュリティノート

インストール

追加のインストールコマンド

macOS

Homebrew確認済み · 100%
brew install yajl

local Homebrew formula metadata

MacPorts確認済み · 94%
sudo port install yajl

MacPorts ports tree · devel/yajl/Portfile · ソース: api.github.com

Linux

Alpine Linux apk確認済み · 92%
sudo apk add yajl

Alpine Linux edge package indexes · yajl · ソース: dl-cdn.alpinelinux.org

Fedora dnf確認済み · 92%
sudo dnf install yajl

Fedora Rawhide package metadata · yajl · ソース: dl.fedoraproject.org

Nix確認済み · 92%
nix profile install nixpkgs#yajl

nixpkgs package indexes · pkgs/by-name/ya/yajl/package.nix · ソース: api.github.com

Arch Linux pacman確認済み · 92%
sudo pacman -S yajl

Arch Linux sync databases · yajl · ソース: geo.mirror.pkgbuild.com

openSUSE zypper確認済み · 92%
sudo zypper install yajl

openSUSE Tumbleweed package metadata · yajl · ソース: download.opensuse.org

Debian apt確認済み · 92%
sudo apt install libyajl-dev

Debian stable package indexes · libyajl-dev · ソース: deb.debian.org

概要

パッケージ概要

Yet Another JSON Library

コマンドとエイリアス

  • json_reformat
  • json_verify

履歴

プロジェクトの歴史と使われ方

YAJL, Yet Another JSON Library, is a small event-driven JSON parser and generator written in ANSI C. Its historical niche is streaming JSON: parsing incrementally from files, sockets, or filters without forcing callers into one in-memory tree representation.

プロジェクトの歴史

Lloyd Hilaiel's README dates the original motivation to July 2007: existing C JSON parsers did not meet his requirements for portability, robustness, useful contextual errors, incremental stream parsing, simplicity, speed, and small size. That origin explains why YAJL is callback-driven and data-representation independent rather than centered on a single DOM-like tree type.

The public GitHub repository was created in December 2008. YAJL 2 later became the main line, while the repository points legacy users to the 1.x branch. The project site publishes generated Doxygen documentation for both v2.1.0 and the previous stable v1.0.12 line.

採用の歴史

YAJL spread because C programs and language bindings needed a permissively licensed JSON parser that could handle large inputs, streaming data, and low-memory environments. The project site explicitly lists sample command-line tools, `json_reformat` and `json_verify`, which made the library visible to users who needed JSON validation or pretty-printing without writing C code.

Its package-manager footprint is typical of infrastructure libraries: many users encounter it indirectly through bindings, older applications, or distribution dependencies, while maintainers care about ABI stability, small binaries, and predictable parser behavior.

使われ方

Programmatic users register callbacks for JSON events, feed buffers to the parser, and build whatever in-memory representation their application wants. The generator side emits valid JSON, and the included tools reformat or verify JSON from the shell.

YAJL is especially useful where JSON arrives as a stream or where holding both the textual input and a full parsed tree would waste memory. Its design is less convenient than a high-level JSON object library, but that is the point: it is a parser core and filter substrate.

パッケージ好きにとっての重要性

YAJL is package-nerd infrastructure from the early JSON boom: tiny C, callback API, command-line validators, and enough portability to show up across Unix-like distributions. It is a good example of a library whose significance is larger than its own CLI because it sits below many higher-level language bindings and tools.

タイムライン

  • 2007-07: The README's original note explains the requirements that led Lloyd Hilaiel to create YAJL.
  • 2008-12: The public GitHub repository was created.
  • 2014-03: The 2.1.0 tag was committed, matching the version documented on the project site.
  • YAJL 2 era: The README identifies YAJL 2 as the main line and keeps the 1.x branch for legacy users.

Related projects

  • YAJL belongs with other C JSON libraries such as jansson and json-c, but differs by emphasizing SAX-style incremental parsing. Bindings such as yajl-ruby expose the same parser to higher-level languages.

セキュリティ状態

リスクレベル: グリーン

library-like package without higher-risk signals.

リスク分類器

リスク グリーン · 信頼度 低 · appliance

理由

  • library-like package without higher-risk signals

信号

  • metadata:library-like

インストール挙動

  • formula メタデータに Homebrew post-install フックは記録されていません。
  • Homebrew bottle メタデータは 6 個のプラットフォームターゲットで利用できます。
  • ビルドメタデータには 1 件のビルド依存関係があります。

推奨レビュー

エージェントに無人実行させる前に、このツールが平文の認証情報を読むか、リモート状態を書き込むか、成果物を公開するか、プラグインを起動するかを確認してください。

実行可能ファイル

インストールされる実行可能ファイル

コマンド種類公開範囲メモ
json_reformatcliグローバル実行可能ファイル
json_verifycliグローバル実行可能ファイル

鮮度

バージョンと鮮度

これらの信号は、ページ生成時期、パッケージマネージャの活動、上流リリース比較を分けて示します。バージョン遅れは、証拠 URL と比較可能なバージョンがある場合だけ警告されます。

ページ生成日2026-07-10
マネージャ版2.1.0
マネージャ更新日2026-07-05
ローカルデータOK
上流最新
検出された最新2.1.0

https://github.com/lloyd/yajl

  • OK鮮度警告は生成されていません。

インストールメタデータ

パッケージメタデータ

パッケージキーbrew:yajl
バージョン2.1.0
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/yajl
ホームページhttps://lloyd.github.io/yajl/
リポジトリhttps://github.com/lloyd/yajl
上流ドキュメントhttps://github.com/lloyd/yajl#readme
ライセンスISC
ソースアーカイブhttps://github.com/lloyd/yajl/archive/refs/tags/2.1.0.tar.gz
最終更新2026-07-05T05:49:06Z
Pulseupdated
ビルド依存関係cmake
Bottle利用可能 (対象 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-install未定義
サービス宣言なし

レジストリ情報

ソースデータベース詳細

Source DatabaseHomebrew formula API
Taphomebrew/core
Full Nameyajl
Version Scheme0
Revision1
Bottle Stable Root URLhttps://ghcr.io/v2/homebrew/core
Deprecatedno
Disabledno
Keg Onlyno
URL Keys
  • stable

ソースデータベース一致

他のパッケージマネージャ記録

一致は外部パッケージマネージャインデックスから取得され、ローカルの Automic Vault パッケージリンクとは分けて表示されます。

Debian apt95%

libyajl-dev 2.1.0-5+b2

Yet Another JSON Library - development files

https://lloyd.github.io/yajl/

sudo apt install libyajl-dev
  • Section: libdevel
  • Architecture: amd64
  • Source Package: yajl
  • 1 依存関係
  • normalized package name match
  • 一致条件: Yajl
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libyajl-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

libyajl-doc 2.1.0-5

Yet Another JSON Library - library documentation

https://lloyd.github.io/yajl/

sudo apt install libyajl-doc
  • Section: doc
  • Architecture: all
  • Source Package: yajl
  • normalized package name match
  • 一致条件: Yajl
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libyajl-doc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

libyajl2 2.1.0-5+b2

Yet Another JSON Library

https://lloyd.github.io/yajl/

sudo apt install libyajl2
  • Section: libs
  • Architecture: amd64
  • Source Package: yajl
  • 1 依存関係
  • normalized package name match
  • 一致条件: Yajl
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libyajl2 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

yajl-tools 2.1.0-5+b2

Yet Another JSON Library - tools

https://lloyd.github.io/yajl/

sudo apt install yajl-tools
  • Section: utils
  • Architecture: amd64
  • Source Package: yajl
  • 2 依存関係
  • normalized package name match
  • 一致条件: Yajl
Debian stable package indexes · deb.debian.org · Debian stable package indexes: yajl-tools from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Nix95%

yajl

nix profile install nixpkgs#yajl
  • normalized package name match
  • 一致条件: Yajl
nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/ya/yajl/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
Ubuntu apt95%

libyajl-dev 2.1.0-5build1

Yet Another JSON Library - development files

https://lloyd.github.io/yajl/

sudo apt install libyajl-dev
  • Section: libdevel
  • Architecture: amd64
  • Source Package: yajl
  • 1 依存関係
  • normalized package name match
  • 一致条件: Yajl
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libyajl-dev from https://archive.ubuntu.com/ubuntu/dists/noble/main/binary-amd64/Packages.gz
Ubuntu apt95%

libyajl-doc 2.1.0-5build1

Yet Another JSON Library - library documentation

https://lloyd.github.io/yajl/

sudo apt install libyajl-doc
  • Section: doc
  • Architecture: all
  • Source Package: yajl
  • normalized package name match
  • 一致条件: Yajl
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libyajl-doc from https://archive.ubuntu.com/ubuntu/dists/noble/main/binary-amd64/Packages.gz
Ubuntu apt95%

libyajl2 2.1.0-5build1

Yet Another JSON Library

https://lloyd.github.io/yajl/

sudo apt install libyajl2
  • Section: libs
  • Architecture: amd64
  • Source Package: yajl
  • 1 依存関係
  • normalized package name match
  • 一致条件: Yajl
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libyajl2 from https://archive.ubuntu.com/ubuntu/dists/noble/main/binary-amd64/Packages.gz
Ubuntu apt95%

yajl-tools 2.1.0-5build1

Yet Another JSON Library - tools

https://lloyd.github.io/yajl/

sudo apt install yajl-tools
  • Section: universe/utils
  • Architecture: amd64
  • Source Package: yajl
  • 2 依存関係
  • normalized package name match
  • 一致条件: Yajl
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: yajl-tools from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
apk95%

yajl 2.1.0-r9

Yet Another JSON Library (YAJL)

https://lloyd.github.io/yajl/

sudo apk add yajl
  • License: MIT
  • Architecture: x86_64
  • Source Package: yajl
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Yajl
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: yajl from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

yajl-dev 2.1.0-r9

Yet Another JSON Library (YAJL) (development files)

https://lloyd.github.io/yajl/

sudo apk add yajl-dev
  • License: MIT
  • Architecture: x86_64
  • Source Package: yajl
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Yajl
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: yajl-dev from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

yajl-static 2.1.0-r9

Yet Another JSON Library (YAJL) (static library)

https://lloyd.github.io/yajl/

sudo apk add yajl-static
  • License: MIT
  • Architecture: x86_64
  • Source Package: yajl
  • normalized package name match
  • 一致条件: Yajl
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: yajl-static from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

yajl-tools 2.1.0-r9

JSON tools based on Yajl

https://lloyd.github.io/yajl/

sudo apk add yajl-tools
  • License: MIT
  • Architecture: x86_64
  • Source Package: yajl
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Yajl
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: yajl-tools from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
dnf95%

yajl 2.1.0-40.fc45

Yet Another JSON Library (YAJL)

http://lloyd.github.com/yajl/

sudo dnf install yajl
  • License: ISC
  • Category: Unspecified
  • Architecture: i686
  • Source Package: yajl
  • 2 依存関係
  • 2 提供
  • normalized package name match
  • 一致条件: Yajl
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: yajl from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
dnf95%

yajl-devel 2.1.0-40.fc45

Libraries, includes, etc to develop with YAJL

http://lloyd.github.com/yajl/

sudo dnf install yajl-devel
  • License: ISC
  • Category: Unspecified
  • Architecture: i686
  • Source Package: yajl
  • 3 依存関係
  • 2 提供
  • normalized package name match
  • 一致条件: Yajl
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: yajl-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
pacman95%

yajl 2.1.0-7

Yet Another JSON Library

https://github.com/lloyd/yajl

sudo pacman -S yajl
  • License: ISC
  • Architecture: x86_64
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Yajl
Arch Linux sync databases · geo.mirror.pkgbuild.com · Arch Linux sync databases: yajl from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz

パッケージグラフ

リンクは、ローカルのパッケージ関係グラフ、補足データ、依存関係、エコシステム一致、パッケージハブ所属から来ています。

関連ツール

  • cmakeBuild dependency declared by Homebrew.
  • kcatPopular package that depends on this formula.
  • modsecurityPopular package that depends on this formula.

同じワークフロー

  • hjsonShares av.db curated category or tags: cli, data-format, developer-tools, json.
  • json5Shares av.db curated category or tags: cli, data-format, developer-tools, json.
  • libfyamlShares av.db curated category or tags: c-library, cli, developer-tools, json, parser.
  • libwbxmlShares av.db curated category or tags: cli, data-format, developer-tools, parser.
  • xmqShares av.db curated category or tags: cli, data-format, developer-tools, json.
  • expatShares av.db curated category or tags: c-library, cli, developer-tools, parser.

エージェント安全ガイド

ソース経路

リポジトリデータから生成

このページは scripts/generate-pkg-sqlite.py が生成した非公開のパッケージ SQLite アーティファクトから av-web によって提供されます。

使用ソース

  • 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