<PackageReference Include="NETStandard.Library" Version="2.0.2" />

System.ComponentModel.Design.DesignerOptionService

protected DesignerOptionCollection CreateOptionCollection(DesignerOptionCollection parent, string name, object value)

protected virtual void PopulateOptionCollection(DesignerOptionCollection options)

protected virtual bool ShowDialog(DesignerOptionCollection options, object optionObject)