Support engine version: 2019.4.38 or higher.

Runtime Editor is the set of scripts and prefabs which help you to create scene editor, game level editor or build your own modeling application. It supports drag & drop, undo & redo and selection api. To implement user interface and core functions runtime editor use transform-handles, gizmos, save load subsystem and three controls: menu, virtualizing tree view and dock panels. Version: 3.5.3 Home Page: https://assetstore.unity.com/packages/tools/modeling/runtime-editor-64806