# [Homebrew](https://brew.sh/)

- The Missing Package Manager for macOS

## Installing `brew`

Homebrew (`brew`) can be installed with the following command:

```sh
/bin/zsh -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
```

## [Brewfile](./Brewfile)

The [`Brewfile`](./Brewfile) describes the
[Homebrew Bundle](https://github.com/Homebrew/homebrew-bundle) of packages
currently installed with `brew`. It can be managed with `brew bundle`.

Find installed packages absent from the `Brewfile` with the following command:

```sh
brew bundle cleanup
```

Clean up installed packages with the following command:

```sh
brew bundle cleanup --force
```

## Glossary

- **Formula**: A package script that tells Homebrew how to install a tool.
- **Cask**: An extension to Homebrew for installing macOS applications.
- **Keg**: The installation directory for a particular version of a formula.
  Kegs are located inside Homebrew's "Cellar", and Homebrew creates symlinks
  from them to make the software accessible.
- **Tap**: A third-party Git repository containing additional formulae not
  included in Homebrew's main collection.