Virtualizing Tree View (v4.5.6)VIP 

The Virtualizing Tree View is a control that displays a hierarchical data. Virtualzing Tree View implements drag & drop, data binding and selection functions. It is highly customizable and can be used to display large collections of data.

Features:

♥ Data Binding;

♥ Drag & Drop;

♥ Multiselection & Range Selection;

♥ Auto Scroll && Scroll Into View;

♥ Add, Insert, Expand, Collapse, Remove items;

♥ Virtualization;

♥ Customizable;

Original_Link: https://assetstore.unity.com/packages/tools/gui/virtualizing-tree-view-101871

Download Links:

Asset Version (v4.5.6)