Extend the structure of the site by way of content models, data storage, field types, and navigation, so it is more understandable to users.
The Field Report module creates a report page that lists all of the fields on the site, along with their label, description, field type, and what they are shared with, organised by entity type and
Provides a UI to create taxonomy term reference fields from within the taxonomy vocabulary admin UI.
The list field type already comes with a widget for check boxes and radio buttons, but they are rendered in a single, non-hierarchical list.
The Block Field module provides a field that allows a content entity to reference and configure custom block instances.