# unnethack を Homebrew, Nix でインストール

unnethack 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:unnethack
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install unnethack
```

  証拠: local Homebrew formula metadata

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#unnethack
```

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

## パッケージ情報

- **パッケージキー:** brew:unnethack
- **パッケージマネージャ:** Homebrew
- **バージョン:** 5.3.2
- **ソース概要:** Fork of Nethack
- **ホームページ:** <https://unnethack.wordpress.com/>
- **リポジトリ:** <https://github.com/UnNetHack/UnNetHack>
- **最終更新:** 2026-07-10T10:41:25-04:00
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- unnethack (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: 5.3.2
## プロジェクトの歴史と使われ方

UnNetHack is a terminal roguelike and NetHack variant. Its upstream README describes it as a fork originally based on NetHack 3.4.3, with more randomness, more levels, more challenges, and a development style intended to feel like NetHack had continued releasing as a modern open source project.

### プロジェクトの歴史

The project belongs to the long NetHack variant tradition rather than to a standalone game lineage. Its earliest tagged base in the repository is NetHack 3.4.3, and the UnNetHack changelog records UnNetHack 3.5.1 on 2009-06-13 with new Sokoban, Medusa, Castle, bigroom, Blackmarket, and other variant levels, plus borrowed patches from the wider roguelike ecosystem.

Later releases continued that model of curating NetHack community ideas. The changelog records UnNetHack 4.0.0 in 2012, 5.1.0 in 2013, and 5.2.0 in 2019, with work on reproducible dungeon layouts, UTF-8 terminal graphics, status indicators, xlogfile support, and many imported or adapted ideas from NetHack 3.6, xNetHack, dNetHack, EvilHack, Slash'EM, SporkHack, and other variants.

### 採用の歴史

The official README points users to the project page, development blog, public servers, source repository, IRC, Reddit, and the rec.games.roguelike.nethack Usenet group, which places adoption in the traditional NetHack community channels rather than in a commercial release channel.

The supplied package metadata records distribution through Homebrew and Nix. For package-manager users, that makes UnNetHack a packaged way to install a community-maintained NetHack fork without building the large historic C codebase by hand.

### 使われ方

UnNetHack is used like other NetHack-family terminal games: users install the `unnethack` executable and play locally in a terminal or on public servers. Its changelog highlights TTY and curses UI work, UTF-8 graphics, xlogfile fields, dump logs, and seed support, all features that matter to players who run games locally, script reproducible games, or host shared roguelike servers.

### パッケージ好きにとっての重要性

For package nerds, UnNetHack is a neat example of a packaged game fork whose value is not a new engine but a maintained variant rule set and a curated patch set. It also exercises classic Unix packaging concerns: terminal UI, reproducible builds, generated configuration defaults, save files, public-server compatibility, and a source tree descended from historic NetHack.

### タイムライン

- 2003: Repository includes the NetHack 3.4.3 base tag.
- 2009: UnNetHack 3.5.1 appears in the upstream changelog with new variant levels and community patches.
- 2012: UnNetHack 4.0.0 is recorded in the upstream changelog.
- 2013: UnNetHack 5.1.0 is recorded in the upstream changelog.
- 2019: UnNetHack 5.2.0 adds reproducible dungeon layout support and UTF-8 terminal defaults.

### Related projects

- NetHack is the upstream base. The UnNetHack changelog also names other related NetHack variants and patch sources including Slash'EM, SporkHack, xNetHack, dNetHack, EvilHack, AceHack, NH4, and GruntHack.

### ソース

- <https://github.com/UnNetHack/UnNetHack/blob/master/ChangeLog>
- <https://github.com/UnNetHack/UnNetHack/blob/master/README>
- source_facts.package-manager


## セキュリティノート

narrow executable package without higher-risk signals.

- **Geiger リスク:** グリーン / 低
- narrow executable package without higher-risk signals

## 他のパッケージマネージャ記録

- Nix - unnethack: normalized package name match | nixpkgs package indexes: pkgs/by-name/un/unnethack/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1


## Combined YAML source

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