From the Dynamo website:
Announcing Wombat for Dynamo by Woods Bagot
Woods Bagot is excited to announce their new public package “Wombat” for Dynamo.
Wombat expands the range of operations available when scripting Revit. It opens up new ways of creating and querying Revit elements like walls, columns, roofs, and curtain wall systems, and provides handy utilities for managing data.