AngleSharp by Florian Rappl

<PackageReference Include="AngleSharp" Version="0.8.1" />

 IXmlDocument

The XMLDocument interface represent an XML document. It inherits from the generic Document and do not add any specific methods or properties to it: nevertheless, several algorithms behave differently with the two types of documents.
void LoadXml(string url)

Loads the given url as an XmlDocument. Clears the current document structure and re-fills it with the contents from the provided url.