macOS
brew install appstreamlocal Homebrew formula metadata
sudo port install appstreamMacPorts ports tree · gnome/appstream/Portfile · ソース: api.github.com
brew
appstream 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
brew install appstreamlocal Homebrew formula metadata
sudo port install appstreamMacPorts ports tree · gnome/appstream/Portfile · ソース: api.github.com
sudo apk add appstreamAlpine Linux edge package indexes · appstream · ソース: dl-cdn.alpinelinux.org
sudo apt install appstreamDebian stable package indexes · appstream · ソース: deb.debian.org
sudo dnf install appstreamFedora Rawhide package metadata · appstream · ソース: dl.fedoraproject.org
nix profile install nixpkgs#appstreamnixpkgs package indexes · appstream · ソース: raw.githubusercontent.com
sudo pacman -S appstreamArch Linux sync databases · appstream · ソース: geo.mirror.pkgbuild.com
sudo zypper install AppStreamopenSUSE Tumbleweed package metadata · AppStream · ソース: download.opensuse.org
概要
Tools and libraries to work with AppStream metadata
履歴
AppStream is the freedesktop.org specification, reference implementation, and CLI/tooling for distro-agnostic software component metadata. It standardizes MetaInfo XML, catalog XML/YAML, validation, metadata composition, and query tooling used by Linux software centers and repositories.
The freedesktop.org project page describes AppStream as a cross-distribution effort to standardize software component metadata and provide the foundation for software-center applications. It points to the specification, mailing list, release tarballs, and the GitHub development repository.
The official documentation credits Matthias Klumpp as author and lists Michael Vogt, Richard Hughes, and Vincent Untz as contributors. It says the documentation covers a C/GLib reference implementation of the full specification and tooling such as `appstreamcli`.
The upstream NEWS file records AppStream 0.1.0 in October 2012. The freedesktop wiki notes an initial AppStream meeting in 2011 in its attic, which places the effort in the early Linux software-center era.
AppStream adoption followed the need for application-centric package metadata in Linux distributions. Traditional package metadata tells a package manager what files and dependencies exist; AppStream adds names, summaries, screenshots, icons, release data, content metadata, firmware and driver component metadata, and a normalized view for graphical software catalogs.
The project became important to distributions, Flatpak-like ecosystems, upstream application authors, and desktop software centers because it gives them a shared metadata language rather than one distro-specific app-store format.
The README describes AppStream as part of freedesktop.org and lists tools for validation, data verification, diagnostics, and catalog composition. That made the CLI useful both in distro build infrastructure and in upstream CI checks for MetaInfo files.
Upstream projects write MetaInfo XML files for applications, fonts, codecs, firmware, drivers, add-ons, and other components. Distributions package or compose those files into AppStream catalog metadata in XML or YAML.
Maintainers commonly use `appstreamcli validate --pedantic /path/to/metadata.xml` to check metadata and `appstreamcli compose` to build catalogs from directory trees. Consumers such as software centers query the resulting metadata through libappstream.
AppStream is package metadata with UX consequences. It is why distro repositories can feed graphical app stores with screenshots, localized descriptions, component IDs, content ratings, release notes, and installable firmware/driver metadata without each frontend inventing a private database.
For package nerds, the interesting part is that AppStream sits between upstream source releases, distro package builds, repository metadata, and desktop UX. A broken AppStream ID or invalid MetaInfo file can affect discoverability even when the package itself installs correctly.
セキュリティ状態
broad file, network, media, or database tool signal.
リスク blue · 信頼度 中 · tool
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
| コマンド | 種類 | 公開範囲 | メモ |
|---|---|---|---|
appstreamcli | cli | グローバル実行可能ファイル |
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。
https://github.com/ximion/appstream
インストールメタデータ
| パッケージキー | brew:appstream |
|---|---|
| バージョン | 1.1.3 |
| 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/appstream |
| ホームページ | https://www.freedesktop.org/wiki/Distributions/AppStream/ |
| リポジトリ | https://github.com/ximion/appstream |
| 上流ドキュメント | https://github.com/ximion/appstream#readme |
| ライセンス | LGPL-2.1-or-later |
| ソースアーカイブ | https://github.com/ximion/appstream/archive/refs/tags/v1.1.3.tar.gz |
| 最終更新 | 2026-06-20T07:48:06Z |
| Pulse | updated |
| 依存関係 | gettext, glib, libfyaml, libxmlb, zstd |
| ビルド依存関係 | gobject-introspection, gtk-doc, itstool, meson, ninja, pkgconf, vala |
| macOS 提供ライブラリ | curl, libxml2 |
| 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
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | appstream |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
ソースデータベース一致
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。
appstream 1.0.5-1
Software component metadata management
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install appstreamappstream-compose 1.0.5-1
Compose metadata catalogs from directory trees
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install appstream-composeappstream-doc 1.0.5-1
Developer documentation for AppStream
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install appstream-docapt-config-icons 1.0.5-1
APT configuration snippet to enable icon downloads
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install apt-config-iconsapt-config-icons-hidpi 1.0.5-1
APT configuration snippet to enable HiDPI icon downloads
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install apt-config-icons-hidpiapt-config-icons-large 1.0.5-1
APT configuration snippet to enable large icon downloads
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install apt-config-icons-largeapt-config-icons-large-hidpi 1.0.5-1
APT configuration snippet to enable large HiDPI icon downloads
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install apt-config-icons-large-hidpigir1.2-appstream-1.0 1.0.5-1
Library to access AppStream services (introspection data)
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install gir1.2-appstream-1.0gir1.2-appstreamcompose-1.0 1.0.5-1
Building blocks to compose AppStream metadata (introspection data)
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install gir1.2-appstreamcompose-1.0libappstream-compose-dev 1.0.5-1
Building blocks to compose AppStream metadata (development files)
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install libappstream-compose-devlibappstream-compose0 1.0.5-1
Building blocks to compose AppStream metadata
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install libappstream-compose0libappstream-dev 1.0.5-1
Library to access AppStream services (development files)
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install libappstream-devlibappstream5 1.0.5-1
Library to access AppStream services
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install libappstream5libappstreamqt-dev 1.0.5-1
Qt6 library to access AppStream services (development files)
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install libappstreamqt-devlibappstreamqt3 1.0.5-1
Qt6 library to access AppStream services
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install libappstreamqt3libappstreamqt5-3 1.0.5-1
Qt5 library to access AppStream services
https://www.freedesktop.org/wiki/Distributions/AppStream/
sudo apt install libappstreamqt5-3ソース経路
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View the package source record on GitHub.