composer 0,3,4,-2,0,4,0,4 travis-ci Packagist phpunit

Dependency Manager for PHP

Composer - Dependency Management for PHP

Composer helps you declare, manage and install dependencies of PHP projects.

See for more information and documentation.

Build Status Dependency Status Reference Status

Installation / Usage

Download and install Composer by following the official instructions.

For usage, see the documentation.


Find packages on Packagist.


IRC channels are on #composer for users and #composer-dev for development.

For support, Stack Overflow also offers a good collection of Composer related questions.

Please note that this project is released with a Contributor Code of Conduct. By participating in this project and its community you agree to abide by those terms.


PHP 5.3.2 or above (at least 5.3.4 recommended to avoid potential bugs)


See also the list of contributors who participated in this project.

Security Reports

Please send any sensitive issue to [email protected]. Thanks!


Composer is licensed under the MIT License - see the LICENSE file for details


  • This project’s Solver started out as a PHP port of openSUSE’s Libzypp satsolver.
  • This project uses hiddeninput.exe to prompt for passwords on windows, sources and details can be found on the github page of the project.

Related Repositories



Rails Composer. The Rails generator on steroids for starter apps. ...



NPM/Bower Dependency Manager for Composer ...



Dependency graph visualization for composer.json (PHP + Composer) ...



Display better summary after Composer update ...



Simple phar creation for every PHP project managed via Composer ...

Top Contributors

Seldaek naderman alcohol igorw curry684 till cs278 hason digitalkaoz simensen francoispluchino stof everzet padraic matt-whittom GromNaN donquixote clarkstuth beberlei adragus-inviqa bamarni perprogramming justinrainbow henriquemoody sndpl mpdude weaverryan stefangr slbmeh chEbba


package version
php ^5.3.2 || ^7.0
justinrainbow/json-schema ^3.0 || ^4.0 || ^5.0
composer/ca-bundle ^1.0
composer/semver ^1.0
composer/spdx-licenses ^1.0
seld/jsonlint ^1.4
symfony/console ^2.7 || ^3.0
symfony/finder ^2.7 || ^3.0
symfony/process ^2.7 || ^3.0
symfony/filesystem ^2.7 || ^3.0
seld/phar-utils ^1.0
seld/cli-prompt ^1.0
psr/log ^1.0
dev phpunit/phpunit ^4.5 || ^5.0.5
phpunit/phpunit-mock-objects ^2.3 || ^3.0


-   1.2.1 zip tar
-   1.2.0 zip tar
-   1.2.0-RC zip tar
-   1.1.3 zip tar
-   1.1.2 zip tar
-   1.1.1 zip tar
-   1.1.0 zip tar
-   1.1.0-RC zip tar
-   1.0.3 zip tar
-   1.0.2 zip tar
-   1.0.1 zip tar
-   1.0.0 zip tar
-   1.0.0-beta2 zip tar
-   1.0.0-beta1 zip tar
-   1.0.0-alpha11 zip tar
-   1.0.0-alpha10 zip tar
-   1.0.0-alpha9 zip tar
-   1.0.0-alpha8 zip tar
-   1.0.0-alpha7 zip tar
-   1.0.0-alpha6 zip tar
-   1.0.0-alpha5 zip tar
-   1.0.0-alpha4 zip tar
-   1.0.0-alpha3 zip tar
-   1.0.0-alpha2 zip tar
-   1.0.0-alpha1 zip tar