# tal を Homebrew でインストール

tal 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:tal
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install tal
```

  証拠: local Homebrew formula metadata

## パッケージ情報

- **パッケージキー:** brew:tal
- **パッケージマネージャ:** Homebrew
- **バージョン:** 1.9
- **ソース概要:** Align line endings if they match
- **ホームページ:** <https://thomasjensen.com/software/tal/>
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- tal (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: 1.9
## プロジェクトの歴史と使われ方

tal is the Trailer Alignment Filter, a small C command-line filter by Thomas Jensen. Its official page says it reads lines from standard input, detects common trailing characters, and aligns those trailers so they begin and end on the same text columns.

### プロジェクトの歴史

The official tal page was created on 1997-05-04 and last updated on 1999-06-17 for version 1.9. It distributes source archives, DOS and Win32 ports, and documents Unix builds for systems including AIX, HP-UX, IRIX, Linux, OSF/1, SunOS 4, and SunOS 5.

tal belongs to the late-1990s Unix filter tradition: one small program, standard input to standard output, a man page, and editor integration through shell filters. The page explicitly calls out Vim visual-mode mappings for running selected lines through `tal`.

### 採用の歴史

Official sources do not show broad mainstream adoption, but they do show portability work and user requests around formatting tables and more complex trailer selection. Homebrew packaging preserves the tool for modern macOS users despite its older upstream page.

### 使われ方

Typical usage is to align closing comment tags, backslashes in C macro definitions, dots in index-like text, or status markers in a to-do list. The examples page demonstrates options for padding, target columns, case-insensitive matching, maximum line length, and trailer length.

### パッケージ好きにとっての重要性

Package nerds care about tal as a tiny, durable Unix text filter: public-domain style licensing, basic C portability, editor-friendly behavior, and a feature set narrow enough to remain useful decades later. It is the sort of small tool package managers keep alive because it composes well with editors and pipelines.

### タイムライン

- 1997-05-04: Official tal page created.
- 1997-11-30: Examples page created.
- 1999-05-25: Examples page last updated.
- 1999-06-17: Main page last updated for tal 1.9.

### Related projects

- The official page points to Vim as a natural editor integration and to boxes, Thomas Jensen's related box-drawing filter.

### ソース

- <https://thomasjensen.com/software/tal/>
- <https://thomasjensen.com/software/tal/examples.html>


## 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


## Combined YAML source

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


## ソース

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