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+# Contributing
+
+If you would like to help, please take a look at the list of
+[issues](https://github.com/composer/installers/issues).
+
+## Pull requests
+
+* [Fork and clone](https://help.github.com/articles/fork-a-repo).
+* Run the command `php composer.phar install` to install the dependencies.
+ This will also install the dev dependencies. See [Composer](https://getcomposer.org/doc/03-cli.md#install).
+* Use the command `phpunit` to run the tests. See [PHPUnit](http://phpunit.de).
+* Create a branch, commit, push and send us a
+ [pull request](https://help.github.com/articles/using-pull-requests).
+
+To ensure a consistent code base, you should make sure the code follows the
+coding standards [PSR-1](http://www.php-fig.org/psr/psr-1/) and
+[PSR-2](http://www.php-fig.org/psr/psr-2/).
+
+### Create a new Installer
+
+* Create class extends `Composer\Installers\BaseInstaller` with your Installer.
+* Create unit tests as a separate class or as part of a `Composer\Installers\Test\InstallerTest`.
+* Add information about your Installer in `README.md` in section "Current Supported Package Types".
+* Run the tests.