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How to Install Atom on macOS using Homebrew

This post provides a step-by-step guide with a list of commands on how to install Atom on macOS using Homebrew.

What is Atom?

“Atom is a free and open-source text and source code editor for macOS, Linux, and Microsoft Windows with support for plug-ins written in Node.js, and embedded Git Control, developed by GitHub. Atom is a desktop application built using web technologies. Most of the extending packages have free software licenses and are community-built and maintained. It is written in CoffeeScript and Less. It can also be used as an integrated development environment (IDE). Its developers call it a “hackable text editor for the 21st Century”.” ~ Wikipedia

What is Homebrew?

Homebrew is a free and open-source software package management system that simplifies the installation of software on Apple’s macOS operating system. It is known as the missing package manager for macOS.

Quick Commands

The following is the single command required to install Atom on macOS using Homebrew.

$ brew cask install atom

Brew Commands

This section provides a quick set of commands on how to install Atom on macOS using Homebrew. It is assumed that Homebrew is already installed. If not, please follow this link.

$ brew update                           # Fetch latest version of homebrew and formula.
$ brew tap caskroom/cask                # Tap the Caskroom/Cask repository from Github using HTTPS.
$ brew search atom                      # Searches all known Casks for a partial or exact match.
$ brew cask info atom                   # Displays information about the given Cask
$ brew cask install atom                # Install the given cask.
$ brew cleanup                          # Remove any older versions from the cellar.


Congratulations! You have successfully installed Atom on macOS making use of Homebrew. Follow me on any of the different social media platforms and feel free to leave comments.