ASP.NET Core MVC is the .NET Core counterpart of the ASP.NET MVC framework for building cross-platform, scalable, high-performance web applications and APIs using the Model-View-Controller design ...
ASP.NET Core is an open source, cross-platform, extensible, lean, and modular framework from Microsoft that can be used for building high-performance web applications. Middleware components can be ...
When a request comes in to your ASP.NET site, it's routed through a series of message handlers (in ASP.NET Web API) or modules (in ASP.NET MVC), each of which performs some operation on the request.