Composer is a tool for dependency management in PHP. It allows you to declare the libraries your project depends on and it will manage (install/update) them for you.

Mar 1, 2012 · To quickly install Composer in the current directory, run the following script in your terminal. To automate the installation, use the guide on installing Composer programmatically.

To get help from the command-line, call composer or composer list to see the complete list of commands, then --help combined with any of those can give you more information.

Authors: Nils Adermann, Jordi Boggiano and many community contributions Sponsored by: Sponsor Composer & Packagist.org Logo by: Max Grigorian Composer and all content on this site are …

Composer 2.0 adds support for a new Composer repository format. It is possible to build a repository which is compatible with both Composer v1 and v2, you keep everything you had and simply add the …

To start using Composer in your project, all you need is a composer.json file. This file describes the dependencies of your project and may contain other metadata as well.

Composer allows repositories to define a notification URL, so that they get notified whenever a package from that repository is installed. This option allows you to disable that behavior.

As of Composer 2.2.2, a new $_composer_bin_dir global variable is defined by the bin proxy file, so that when your binary gets executed it can use it to easily locate the project's Composer bin directory.

Composer platform dependencies Making your package depend on specific Composer versions Setting up and using custom installers Modify the way certain types of packages are installed

Composer will correctly pick your package over the original one since the custom repository has priority over packagist. If you want to rename the package, you should do so in the default (often master) …