composer require friendsofcake/crud code example
Example: composer require friendsofcake/crud-json-api for cakephp3 version
composer require friendsofcake/crud:^5.0
composer require friendsofcake/crud-view ^0.3
composer require friendsofcake/search 5.0
composer require friendsofcake/crud-json-api:^0.50
composer require friendsofcake/crud-json-api ^0.5
bin/cake plugin load Crud
cakephp3.9 version