Context menu + Editor Utility widget

• Cleanup: Move all assets in appropriate folders. For Example, all Blueprints will be moved to a folder called Blueprints
• Add Prefixes: Automatically add prefixes to all your assets according to your own, or the official UE4 naming convention (Textures with T_, Materials with M_, Material Instances with MI_ ...)
• Remove unused assets: Remove all unused assets in a specified folder/project. An unused asset is defined by its references. Please read the documentation for further information.
• Lock folders: For example, if you want to keep assets you are not using yet, but planning to use in the future
• Set sRGB colors on all textures matching the specified pattern (_ORM, _Metallic, etc.)
• Delete empty folders: Especially useful after running the cleanup function. Locked folders will be ignored
• Batch rename files matching the defined pattern and update all of their dependencies.

Update 2

• Find Textures that are not power of 2 (for mobile and Quest optimizations)
• Cleanup World outliner
• Remove empty Actors

Update 3 (Version 4.23+, older versions have 2.0)

• New UI
• Automatic mode (Automatically add prefixes to imported assets & puts them in the right folder. You don´t need to click a single button, everything is fully automated!