Quick Start
General overview of how to control block & layout availability
Restricting blocks to specific layouts & regions
Limit which blocks can be placed on each layout & region
Restrictions by role
Methods for restricting blocks/layouts by role
Terminology
Clarifications of terms related to blocks and restrictions
Adding new restrictions via plugins (for developers)
Developer guide to creating plugins for Layout Builder Restrictions
Custom restrictions using hooks (for developers)
Developer guide to using Drupal core's Layout Builder hooks