Looking at the Java classes, I'd say that the NativeGallery and AndroidRuntimePermissions plugins used in this game are my plugins.
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I'm not affiliated with this game; they have probably imported these assets to their Unity project from Asset Store. These assets have been on Asset Store for a long time. You can find a description of each asset in the "Here is a list of my growing number of assets" section.
P.S. You can find the original release date of assets at the bottom of the Releases section in Asset Store.