AngleSharp by Florian Rappl

<PackageReference Include="AngleSharp" Version="0.8.7" />

.NET API 1,175,040 bytes

 DomDescriptionAttribute

public sealed class DomDescriptionAttribute : Attribute
This attribute is used to place a description on some object. The description can then be read out at runtime.
public string Description { get; }

Gets the official name of the given class, method or property.