Folder Asset Tools

Folder Asset Tool is a Unity Editor extension that provides visual organization

and customization for assets in the Project window and GameObjects in the

Hierarchy window. It allows developers to color-code folders, add emoji/icon

badges, highlight text, and mark favorites with a golden border outline.

 1. FolderColorizer.cs (Main Rendering System)                                

    • Singleton-like pattern with [InitializeOnLoad]                          

    • Hooks into EditorApplication.projectWindowItemOnGUI                     

    • Hooks into EditorApplication.hierarchyWindowItemOnGUI                   

    • Renders colors, highlights, emojis, and favorites in real-time          

 2. AssetToolsWindow.cs (Editor Panel UI)                                     

    • Extends EditorWindow                                                    

    • 4-tab interface: Colors, Icons, Favorites, Options                      

    • Auto-updates on Selection.selectionChanged event                        

    • Handles both asset paths and "hierarchy:name" paths                     

 3. FolderColorSettings.cs (Data Layer)                                       

    • ScriptableObject for persistent storage                                 

    • Contains List<FolderColorData> with all customizations                  

    • Stored at: Assets/Editor/FolderColorSettings.asset                      

 4. FavoritesWindow.cs (Favorites Manager)                                    

    • Standalone EditorWindow for viewing all favorites                       

    • LINQ-based filtering and search functionality                           

    • Quick asset selection via click