Group
A powerful module that allows you to group users, content, and other entities together with fine-grained permissions and access control within each group.
Tags
collaboration
Content locking (anti-concurrent editing)
Prevents multiple users from editing a content entity simultaneously by implementing pessimistic locking that automatically locks content when editing begins and releases it on save or navigation away.
Organic Groups
Provides a flexible API for creating and managing groups with members, roles, permissions, and group content associations.
Moderation Note
Enables inline text annotations on moderated content entities for editorial collaboration and feedback.