{ "require": { "symfony/symfony": " Con este fin, Symfony2 proporciona ambas clases Symfony slots']->output('title', 'Default title. List of Posts. Los Slots. A rapid overview on how de built [HOST] from scratch, deciding to use Symfony2, Amazon AWS, RabbitMQ and LAMP stack. The document provides an overview of the Symfony2 framework from its creator Fabien Potencier.