title: Chat plug-in with document share for ASP.NET Core MVC
body: <p>Does anyone know any chat plug-in which will support a simple chat application like WhatsApp Web kind of thing with document share support? Means user can send a document to another user like WhatsApp web.</p>
  <p>I know using Signal-R, we can this kind of chat application but not sure along with document share support.</p>