Homebrew simplifies the installation of missing command-line software on macOS, addressing inconsistencies between BSD and GNU versions and managing the PATH environment.
| Command | Description |
|-------------|--------------------------------------------------------|
| `brew install wget` | Installs the `wget` program using Homebrew. |
| `brew install tree` | Installs the `tree` utility using Homebrew. |
| `brew install emacs`| Installs the `emacs` text editor using Homebrew. |
| `brew install coreutils` | Installs core utilities using Homebrew. |
| `brew install findutils`| Installs findutils using Homebrew. |
| `which find` | Displays the location of the `find` command. |
| `which -a` | Displays all locations of a command in the PATH. |
| `--version` or `--help` | Options to check the version of a command. |
| `gsed` | GNU `sed` stream editor (installed via Homebrew). |
| `gfind` | GNU `find` utility (installed via Homebrew). |
| `make` | Used for compiling software from source (mentioned as an older method).|
| `grep` | BSD version mentioned as a pre-installed utility. |
| `find` | BSD version mentioned as a pre-installed utility. |
| `vim` | BSD version mentioned as a pre-installed utility. |