zlib.net by: Jean-loup Gailly Mark Adler ComponentAce

ZLIB.NET is a 100% managed version of ZLIB compression library which implements deflate and inflate compression algorithms (zlib format).

ZXing.Net by: Michael Jahn

ZXing.Net is a port of ZXing, an open-source, multi-format 1D/2D barcode image processing library originally implemented in Java. It has been ported by hand with a lot of optimizations and improvements. It is compatible with .Net 2.0/3.5/4.x/5.x/6.x/7.x/8.x/9.x, Windows RT Class Library and Components, UWP, .Net Standard 1.x and 2.0x, .Net Core App 3.x, Silverlight 4, Silverlight 5, Windows Phone 7.x and Windows Phone 8.x and Xamarin.Android

xunit.v3.core by: jnewkirk bradwilson

Includes the core library (xunit.v3.core.dll), to be used for writing tests; extensibility authors should include xunit.v3.extensibility.core instead. Supports .NET Framework 4.7.2 or later and .NET 6.0 or later.