The Composer Official Logo: a male orchestra conductor with both arms in the air and his head tilted down, reading music sheets

A Dependency Manager for PHP

Latest: 2.2.9 (changelog)

A preview release for our next minor version is available!
Try out 2.3.0-RC1 (changelog) now using composer self-update --preview

Getting Started Download

Documentation Browse Packages

Issues GitHub

Authors: Nils Adermann, Jordi Boggiano and many community contributions

Sponsored by:

Private Packagist logo, a paper elephant and the text reads: Private Packagist

Logo by: WizardCat

Composer and all content on this site are released under the MIT license.