FluidCaching.Sources (nuget): A multi-threaded high performance Least Recently Used cache with async/await support, compiled for .NET Standard 1.1 and shipped as source-only NuGet package. 	  Read http://www.continuousimprover.com/2016/02/a-least-recently-used-cache-that-you.html for some background information.
Keywords: LRU|Caching