Show inputs and outputs (dependency graph)

To show connections between nodes

Open the Hypergraph ( Window > Hypergraph: Connections).
Select one of the following menu items in the Hypergraph:
- Select Graph > Input and Output Connections to show both the input chains leading up to nodes, and the output chains leading from nodes.
- Select Graph > Input Connections to show the input chains leading up to nodes.
- Select Graph > Output Connections to show the output chains leading from nodes.

To show connections for only certain types of nodes

Select a node of the type, or multiple nodes of different types you want to show.
In the Hypergraph, select Show > Show Selected Type(s).
To show all nodes again, select Show > Show All.

To show connections for a node or nodes in the Outliner or Hypershade window

Show or hide extra connections

You can show color-coded lines between nodes representing expression, constraint, and deformer connections in the Hypergraph.

Select the following menu items in the Hypergraph to show or hide different types of connections: