Alpacka by modmore is a base service class for MODX packages, and a (growing) collection of common utilities for MODX packages. It is meant to be included as a composer package.
To use Alpacka, your base service class will need to extend the modmore\Alpacka\Alpacka
class. There is a (very) simple
example service implementation in tets/Example.php.
The service class includes a Pimple dependency injection container as $class->services.
Documentation to follow :-)
composer require modmore/alpacka
composer install