You will use the macOS Terminal or an app like iTerm2. PHP installed: Composer requires PHP 7.2.5 or higher.
Once the composer-setup.php file is on your Mac, execute it to create the composer.phar file (the actual executable). php composer-setup.php
If you cannot move the file to /usr/local/bin , ensure you are using sudo . On newer macOS versions, you may need to manually create the bin folder if it doesn't exist. Summary Checklist ✅ Check PHP version ( php -v ) ✅ Download composer-setup.php ✅ Execute installer ✅ Move to /usr/local/bin/composer ✅ Verify with composer -V If you'd like, I can help you: Set up your first file Install specific PHP frameworks like Laravel or Symfony Configure Environment Variables for advanced setups
The safest way to get Composer is directly from the official website using the command line. This ensures you get the latest version. Open your . Navigate to your home directory or a temporary folder. Run the following command to download the installer:
If you get this error after moving the file, your /usr/local/bin directory might not be in your PATH. Open your Zsh configuration: nano ~/.zshrc Add this line: export PATH="/usr/local/bin:$PATH" Save and restart Terminal. Permission Denied
Before you begin, ensure your Mac meets these basic requirements:
By default, you have to type php composer.phar to run commands. To use the simple composer command from any folder, you must move it to your local bin directory.
php -r "copy('https://getcomposer.org', 'composer-setup.php');" Step 2: Verify the Installer (Optional but Recommended)
Downloading Composer on a Mac is a straightforward process, but doing it correctly ensures your PHP development environment stays stable and secure. Composer is the industry-standard dependency manager for PHP, allowing you to manage libraries and packages with ease.