# ancient を Homebrew, apt, dnf, MacPorts, zypper でインストール

ancient 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:ancient
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install ancient
```

  証拠: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install ancient
```

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

### Linux

- Debian apt (92%):

```sh
sudo apt install ancient
```

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

- dnf (92%):

```sh
sudo dnf install ancient
```

  証拠: Fedora Rawhide package metadata: ancient from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst

- zypper (92%):

```sh
sudo zypper install ancient
```

  証拠: openSUSE Tumbleweed package metadata: ancient from https://download.opensuse.org/tumbleweed/repo/oss/repodata/50b07339cb64c8ed4091bdbabddadc1ff5737b090e478818a195b40d8a3292861a879139b4a3987c31109699fde9fbf4a716367ddf4eef77da75f96e3193d6ed-primary.xml.zst

## パッケージ情報

- **パッケージキー:** brew:ancient
- **パッケージマネージャ:** Homebrew
- **バージョン:** 2.3.0
- **ソース概要:** Decompression routines for ancient formats
- **ホームページ:** <https://github.com/temisu/ancient>
- **リポジトリ:** <https://github.com/temisu/ancient>
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- ancient (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: 2.3.0
## プロジェクトの歴史と使われ方

Ancient is a modern C++17 decompressor collection for old compression formats, especially formats from Amiga, Atari, and other 1980s and 1990s systems. It ships both a command-line application and a small API.

### プロジェクトの歴史

The public GitHub repository was created in March 2017. The README explains the motivation: old decompression algorithms may still be findable, but original implementations are often system-specific, incomplete, direct translations from M68K assembly, poorly licensed, or hard to reuse safely.

Ancient's project goals are a clean modern implementation, BSD-style licensing, and test coverage against a cache of roughly ten thousand available files plus generated public-domain test files. The README also stresses that some old formats have undocumented corner cases and weak password protection, but the project is decompression-focused rather than cryptographic.

The latest GitHub release observed for this batch is v2.3.0, published in September 2025.

### 採用の歴史

Ancient sits at the intersection of software preservation, retrocomputing, and archive tooling. Its value is not broad user-interface adoption but format coverage: it preserves the ability to unpack data from old scenes, games, music modules, and system-specific compressors.

The supplied package facts show Ancient packaged in Homebrew, Debian, Fedora/dnf, MacPorts, Ubuntu, and zypper. That distribution breadth is notable for a specialist decompressor library because it makes obscure formats available to scripts and preservation workflows without each user rebuilding from source.

### 使われ方

The README says simple usage is available through both the CLI and API, and that the compression algorithm is automatically detected in most cases. It also notes important boundaries: Ancient currently does not support archival files or self-extracting executables as primary built-in functionality.

The format list is the package's main feature: it includes classic Unix `compress`/`pack` variants, bzip2 and gzip bitstreams, Amiga-oriented formats such as PowerPacker, XPK-encapsulated files, Disk Masher System, StoneCracker, Pack-Ice, and many others.

### パッケージ好きにとっての重要性

Ancient is significant because package managers can turn a preservation niche into a normal command-line capability. Once installed, old packed data can be tested or unpacked in automated pipelines without depending on questionable original binaries.

It is also a nice example of 'boring modern C++ around weird old formats': the project replaces fragile historical code with a maintained, licensed, test-backed implementation.

### タイムライン

- 2017: GitHub repository created.
- 2017 onward: Ancient grows as a C++17 library and CLI for legacy decompression formats.
- 2025: Release v2.3.0 published.

### Related projects

- PowerPacker, XPK, StoneCracker, Disk Masher System, Pack-Ice, and other legacy compressors listed by the README.
- Lhasa: referenced by the README as a source for reimplementing rare LZH compressors without reusing code.
- bzip2 and gzip: modern/Unix formats included alongside retro formats.

### ソース

- <https://api.github.com/repos/temisu/ancient>
- <https://api.github.com/repos/temisu/ancient/releases/latest>
- <https://github.com/temisu/ancient>
- <https://github.com/temisu/ancient#readme>
- source_facts.package-manager


## セキュリティノート

broad file, network, media, or database tool signal.

- **Geiger リスク:** blue / 中
- broad file, network, media, or database tool signal

## 他のパッケージマネージャ記録

- Debian apt - ancient - 2.2.0-1: normalized package name match | Debian stable package indexes: ancient from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | decompression routines for ancient formats | https://github.com/temisu/ancient
- Debian apt - libancient-dev - 2.2.0-1: normalized package name match | Debian stable package indexes: libancient-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | decompression routines for ancient formats - development files | https://github.com/temisu/ancient
- Debian apt - libancient2 - 2.2.0-1: normalized package name match | Debian stable package indexes: libancient2 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | decompression routines for ancient formats | https://github.com/temisu/ancient
- Ubuntu apt - ancient - 2.1.0+ds-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: ancient from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | decompression routines for ancient formats | https://github.com/temisu/ancient
- Ubuntu apt - libancient-dev - 2.1.0+ds-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: libancient-dev from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | decompression routines for ancient formats - development files | https://github.com/temisu/ancient
- Ubuntu apt - libancient2 - 2.1.0+ds-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: libancient2 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | decompression routines for ancient formats | https://github.com/temisu/ancient
- dnf - ancient - 2.3.0-4.fc45: normalized package name match | Fedora Rawhide package metadata: ancient from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | Modern decompressor for old data compression formats | https://github.com/temisu/ancient
- dnf - ancient-devel - 2.3.0-4.fc45: normalized package name match | Fedora Rawhide package metadata: ancient-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | Library and header files for building applications to use libancient | https://github.com/temisu/ancient
- dnf - ancient-libs - 2.3.0-4.fc45: normalized package name match | Fedora Rawhide package metadata: ancient-libs from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | Library files for libancient decompressor for old formats | https://github.com/temisu/ancient
- zypper - ancient - 2.3.0-1.5: normalized package name match | openSUSE Tumbleweed package metadata: ancient from https://download.opensuse.org/tumbleweed/repo/oss/repodata/50b07339cb64c8ed4091bdbabddadc1ff5737b090e478818a195b40d8a3292861a879139b4a3987c31109699fde9fbf4a716367ddf4eef77da75f96e3193d6ed-primary.xml.zst | Decompression routines for ancient formats | https://github.com/temisu/ancient/
- zypper - ancient-devel - 2.3.0-1.5: normalized package name match | openSUSE Tumbleweed package metadata: ancient-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/50b07339cb64c8ed4091bdbabddadc1ff5737b090e478818a195b40d8a3292861a879139b4a3987c31109699fde9fbf4a716367ddf4eef77da75f96e3193d6ed-primary.xml.zst | Development files for libancient | https://github.com/temisu/ancient/
- zypper - libancient2 - 2.3.0-1.5: normalized package name match | openSUSE Tumbleweed package metadata: libancient2 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/50b07339cb64c8ed4091bdbabddadc1ff5737b090e478818a195b40d8a3292861a879139b4a3987c31109699fde9fbf4a716367ddf4eef77da75f96e3193d6ed-primary.xml.zst | Decompression library for ancient formats | https://github.com/temisu/ancient/
- MacPorts - ancient: normalized package name match | MacPorts ports tree: archivers/ancient/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Combined YAML source

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


## ソース

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