composer

https://packagist.org/

https://packagist.org/search/?q=qiniu&p=0

https://segmentfault.com/q/1010000008627545

http://docs.phpcomposer.com/00-intro.html

http://wenda.golaravel.com/question/18

http://www.phpcomposer.com/composer-the-new-age-of-dependency-manager-for-php/