# 使用 Homebrew, apk, dnf, MacPorts, Nix, pacman, zypper 安装 lout

查看 lout 的安装路径、可执行文件、元数据以及面向 AI 代理工作流的安全说明。

## 安装

```sh
sudo av install brew:lout
```

其他安装命令:

### macOS

- Homebrew (100%):

```sh
brew install lout
```

  证据: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install lout
```

  证据: MacPorts ports tree: textproc/lout/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- apk (92%):

```sh
sudo apk add lout
```

  证据: Alpine Linux edge package indexes: lout from https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz

- dnf (92%):

```sh
sudo dnf install lout
```

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

- Nix (92%):

```sh
nix profile install nixpkgs#lout
```

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

- pacman (92%):

```sh
sudo pacman -S lout
```

  证据: Arch Linux sync databases: lout from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz

- zypper (92%):

```sh
sudo zypper install lout
```

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

## 软件包事实

- **软件包键:** brew:lout
- **软件包管理器:** Homebrew
- **版本:** 3.43.4
- **来源摘要:** Text formatting like TeX, but simpler
- **主页:** <https://savannah.nongnu.org/projects/lout>
- **仓库:** <https://github.com/william8000/lout>
- **已生成:** 2026-08-03T19:37:03+00:00

## 可执行文件

- lout (别名)
- prg2lout (别名)

## 安装行为

- Bottle: 不可用

## 版本和新鲜度

- 页面生成时间: 2026-08-03
- 管理器版本: 3.43.4
## 项目历史与用法

Lout is Jeffrey H. Kingston's document formatting system: a high-level, TeX-adjacent language and formatter that reads structured document descriptions and produces PostScript, PDF, or plain text output. It is packaged as a command-line tool with `lout` and `prg2lout` executables.

### 项目历史

The official repository README identifies the current line as the Lout Document Formatting System, Basser Lout Version 3, copyright 1994-2023 by Jeffrey H. Kingston. The project blurb says Lout was created by Kingston at the University of Sydney and describes it as the outcome of an eight-year research project into a high-level language for document formatting.

Lout's distribution contains ANSI C source, makefile-based installation, standard library packages, hyphenation files, locale messages, man pages, documentation written in Lout, font metrics, and related software notes. Its feature set includes optimal paragraph and page breaking, hyphenation, equations, tables, diagrams, bibliographies, indexes, cross references, and multilingual document support.

### 采用历史

Lout is an older Unix typesetting tool that remains available in multiple package managers. The batch input records Homebrew, Alpine, Fedora, MacPorts, Nix, Arch, and openSUSE packaging, which fits its role as a portable C document formatter rather than a single-platform application.

The GitHub mirror/repository created in 2020 carries tags for the 3.41 through 3.43 series, while the README records version 3.43 and the historical copyright range. That makes the modern package a continuation of a much older document-formatting lineage.

### 使用方式

The package installs `lout` for formatting documents and `prg2lout` for program-source formatting. The official README directs users to the makefile for installation and lists documentation, packages, hyphenation, fonts, maps, and man pages included in the source tree.

Lout source documents use high-level packages for reports, books, equations, tables, diagrams, graphs, program listings, and other structured output. Package maintainers care about its data directories as much as the binary, because the standard library, hyphenation data, fonts, and documentation are part of a working installation.

### 为什么软件包爱好者会关心

Lout is a package-history artifact from the same broad ecosystem as TeX, troff, and PostScript tools. It is not just another text filter: it ships a language, libraries, hyphenation data, manual corpus, and a mature C formatter, which makes it interesting for source-based packaging and long-tail Unix software preservation.

### 时间线

- 1994: Basser Lout Version 3 copyright line begins in the official README.
- 1999: Version 3.13 release noted in `whatsnew`.
- 2020: `william8000/lout` repository created on GitHub.
- 2023: Version 3.43 copyright line recorded in the README.
- 2026: Repository metadata shows continued activity.

### Related projects

- TeX and troff are the historical comparison points named by Lout's own package summary and blurb.
- PostScript and PDF back ends are part of Lout's output story.

### 来源

- <https://api.github.com/repos/william8000/lout>
- <https://github.com/william8000/lout#readme>
- <https://github.com/william8000/lout/blob/master/blurb>
- <https://github.com/william8000/lout/blob/master/whatsnew>
- source_facts.package-manager-url


## 安全说明

narrow executable package without higher-risk signals.

- **Geiger 风险:** 绿色 / 低
- narrow executable package without higher-risk signals

## 其他软件包管理器记录

- Nix - lout: normalized package name match | nixpkgs package indexes: pkgs/by-name/lo/lout/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- apk - lout - 3.42.2-r0: normalized package name match | Alpine Linux edge package indexes: lout from https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz | Lightweight typesetting and document formatting system | https://github.com/william8000/lout
- apk - lout-doc - 3.42.2-r0: normalized package name match | Alpine Linux edge package indexes: lout-doc from https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz | Lightweight typesetting and document formatting system (documentation) | https://github.com/william8000/lout
- dnf - lout - 3.40-32.fc45: normalized package name match | Fedora Rawhide package metadata: lout from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | A document formatting system | http://savannah.nongnu.org/projects/lout/
- pacman - lout - 3.43.4-1: normalized package name match | Arch Linux sync databases: lout from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz | A lightweight document formatting system | https://github.com/william8000/lout
- zypper - lout - 3.41.0-2.6: normalized package name match | openSUSE Tumbleweed package metadata: lout from https://download.opensuse.org/tumbleweed/repo/oss/repodata/50b07339cb64c8ed4091bdbabddadc1ff5737b090e478818a195b40d8a3292861a879139b4a3987c31109699fde9fbf4a716367ddf4eef77da75f96e3193d6ed-primary.xml.zst | A document formatting system | http://jeffreykingston.id.au/lout/
- MacPorts - lout: normalized package name match | MacPorts ports tree: textproc/lout/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/lout.yml](https://github.com/mxcl/pkgdb/blob/main/combined/lout.yml)


## 来源

- 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