Official Page  -  https://assetstore.unity.com/packages/tools/utilities/rainbow-hierarchy-2-106670  
Official Rating   5 / 29 Votes
Latest Version   2.5.0
Supported Editor Versions   2017.1.0 or higher
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Available downloads

  • Rainbow Hierarchy 2 v2.4.0     March 7, 2020

  • See also... 

      Scene Navigator - flag markers utility
      Obfuscator Pro
      Script Builder: Type Safe access scripts
      HDRP Lighting Box 2 : NextGen Lighting Solution
      VR Easy