Change record status: 
Project: 
Introduced in branch: 
8.x
Description: 

In Drupal 7, multiple RDF vocabularies were used to expose the data on a page. For example, Dublin Core, SIOC, and FOAF were used. In Drupal 8, the mappings have been changed to use terms from the Schema.org vocabulary.

Impacts: 
Site builders, administrators, editors
Updates Done (doc team, etc.)
Online documentation: 
Not done
Theming guide: 
Not done
Module developer documentation: 
Not done
Examples project: 
Not done
Coder Review: 
Not done
Coder Upgrade: 
Not done
Other: 
Other updates done