With all the dependencies installed, now you can install Composer.

sudo apt install curl php-cli php-mbstring git unzip.

Everything can be installed with the following command:

git is used by Composer for downloading project dependencies, and unzip is for extracting zipped packages. The php-mbstring package is necessary to provide functions for a library you’ll be using in this tutorial. You will need curl to download Composer and php-cli for installing and running it.

In addition to dependencies that may already be included within your Debian 11 system, Composer requires php-cli to execute PHP scripts in the command line, and unzip to extract zipped archives.īegin by updating the package manager cache: You can do this by following our Debian 11 initial server setup guide. To follow this tutorial, you will need one Debian 11 server set up, including a non- root sudo-enabled user and firewall enabled. In this guide, you will install and use Composer on a Debian 11 server. Composer is also commonly used to bootstrap new projects based on popular PHP frameworks such as Symfony and Laravel. Composer works by checking which other packages a specific project depends on, and then installs them for you using the appropriate versions according to the project requirements. Composer is a popular dependency management tool for PHP, created mainly to facilitate installation and updates for project dependencies.

How to install curl on debin