Maintainer (v1.16.1)

Keep your project in a good shape with these Maintainer features:
• find & fix project problems
• find & remove unused assets
• find assets references and hierarchy references

Searches your project for different issues like missing scripts, missing references, duplicate components, invalid layers, and much more. Allows getting rid of some found issues with automatic fixes.

📌 References Finder
Finds references in two scopes: project assets and hierarchy objects.

Project References ▶ tutorial
Allows finding project-wide references to any assets to quickly find out where your material or sound is used.

Hierarchy References ▶ tutorial
Search active scene or prefab for Game Objects and Components references to find out where those objects are used in your scene / prefab and easily navigate through results.

📌 Project Cleaner ▶ tutorial
Looks for the garbage in your project, lets you inspect it and remove unnecessary assets one-by-one or in batch mode.

📌 Overall highlights
Easy to start:
detailed User Manual
video tutorials

Easy to extend:
full API Reference
extendable dependencies scanners
🔥 full C# sources included!

https://assetstore.unity.com/packages/tools/utilities/maintainer-32199