In this Grasshoper Heteroptera example file , you can use the random vector component to generate random lines from a point. Download Free Example File
In this Grasshopper Pufferfish Example File, you can use the Pufferfish plugin to create a series of interpolated curves on a Nurbs surface . Download Free Example File
In this grasshopper kangaroo example file, you can design a parametric tensile structure with Kangaroo 2 and then use the Leopard Plugin to have more control over the anchor points. Download Example File
In this grasshopper tutorial you can model a parametric tower using the "Taper" component and by defining the height of the different modules. Watch the Video Tutorial