Installation grâce à la ligne de commande suivante si nécessaire (nécessite PHP 7.2 au min) :
composer require symfony/maker-bundle --dev
Commandes disponible pour l'outil à la suite de bin/console :
make:auth Creates a Guard authenticator of different flavors make:command Creates a new console command class make:controller Creates a new controller class make:crud Creates CRUD for Doctrine entity class make:entity Creates or updates a Doctrine entity class make:fixtures Creates a new class to load Doctrine fixtures make:form Creates a new form class make:functional-test Creates a new functional test class make:migration Creates a new migration based on database changes make:registration-form Creates a new registration form system make:serializer:encoder Creates a new serializer encoder class make:serializer:normalizer Creates a new serializer normalizer class make:subscriber Creates a new event subscriber class make:twig-extension Creates a new Twig extension class make:unit-test Creates a new unit test class make:user Creates a new security user class make:validator Creates a new validator and constraint class make:voter Creates a new security voter class
plus d'info sur la doc : https://symfony.com/doc/current/bundles/SymfonyMakerBundle/index.html