nwplot interactive
Legend

Node legend (color / shape)

Node size factor

1.00× (mirrors nwplot's nodefactor())

Edge legend (color / pattern)

Edge width factor

1.00× (mirrors nwplot's edgefactor())

Arrow style

1.00× arrow size
Arrow color
Sets every arrowhead's color; each arrow starts matching its own edge's color.

Node inspector

Click a node to inspect it.
Save both CSVs to a known folder, then re-run nwplot with nodexy(x y) importcoords("nodes.csv") edgeimport("edges.csv") to apply these edits.