HtmlSanitizer by Michael Ganss

<PackageReference Include="HtmlSanitizer" Version="7.1.542" />

 RemoveReason

public enum RemoveReason
List of reasons why something was identified to get removed from the HTML.

The class attribute is empty.

Attribute is not allowed.

CSS class is not allowed.

Style is not allowed.

Tag is not allowed.

Value is a non-allowed or harmful URL.

Value is not allowed or harmful.

The style attribute is empty.