<PackageReference Include="NETStandard.Library" Version="2.0.1" />

System.ComponentModel.Design.Serialization.DesignerSerializerAttribute

public sealed class DesignerSerializerAttribute : Attribute
namespace System.ComponentModel.Design.Serialization { public sealed class DesignerSerializerAttribute : Attribute { public string SerializerBaseTypeName { get; } public string SerializerTypeName { get; } public DesignerSerializerAttribute(string serializerTypeName, string baseSerializerTypeName); public DesignerSerializerAttribute(string serializerTypeName, Type baseSerializerType); public DesignerSerializerAttribute(Type serializerType, Type baseSerializerType); } }