Godot Version
v4.6.3.stable.official [7d41c59c4]
Question
Is there a way to create the 3d icon that the omnilight3d and other built-in point nodes have for custom nodes that’ll let me both see and click it in the editor’s 3d viewport?
You’ll need to implement a custom node 3d gizmo and then add the icon using add_unscaled_billboard()