Types	Description	Examples
LayoutTemplate (NEW)	Control Layout of a route
DataSource (NEW)	Control the mapping from DICOM metadata to OHIF-metadata
SOPClassHandler	Determines how retrieved study data is split into "DisplaySets"
Panel	Adds left or right hand side panels
Viewport	Adds a component responsible for rendering a "DisplaySet"
Commands	Adds named commands, scoped to a context, to the CommandsManager
Toolbar	Adds buttons or custom components to the toolbar
Context	Shared state for a workflow or set of extension module definitions
HangingProtocol	Adds hanging protocol rules