The diagram view displays groups for the activated integrations (Amazon / Azure). From here, you can drill into them by expanding the groups, or by clicking on their icons to view high level information.
Top Left - Search bar
Top Right - Navigation tabs - Navigate to the Dashboard, Diagram and Admin Panel.
Top Right - Diagram Controls (from left to right):
Home - Resets to this initial view and pre-selects one of the groups shown above.
Center - Centers the current diagram to fit the screen
Expand-All - Expands a selected group and all of its sub-groups (all the way down).
Isolate - Isolate a piece of the diagram in different ways
Views - VIew the diagram 'for' a particular tag.
- Select link drawing mode (individual or grouped)
Center - Datasource Groups