Requires Unity 5.4.1 or higher.
UI Editor is a decidated editor window that allows you to build user interfaces with ease and speed.
Features
? Seperate Editing Window
? Completely removes UI from 3D scene
? Context Menu
? Alignment Tools
? Arrow Keys Nudging
? Grid and Snapping
? Drag & Drop controls toolbox
? Drag & Drop images from project folder
? Edge Snapping
? World Background Rendering
? Improved Workflow
? Full Source Code Included
For questions and support please visit the unity forum thread.