Try out Pattern Lab Node 3.0, which is currently in beta.
Or, you can install older, stable version of Pattern Lab Node 2.X:
Choose your own adventure! Pick the edition of Pattern Lab 2.X that you'd like to use based on template language or environment:
This edition of Pattern Lab uses Mustache as the template engine.
This edition of Pattern Lab uses Twig as the template engine.
This edition uses Twig and includes some Drupal-specific additions for easy Drupal theme integration.
The thin edition serves as a clean base upon which you can build your own custom edition.