ASP.NET WEB API/WEB FORM/WEB PAGES

ASP.NET Web API   samples
http://www.asp.net/aspnet/samples/aspnet-web-api
ASP.NET Web Forms samples
http://www.asp.net/aspnet/samples/aspnet-web-forms
See ASP.NET Web Pages  samples
http://www.asp.net/aspnet/samples/aspnet-web-pages
Implementing ASP.NET Identity with these Samples
http://www.asp.net/aspnet/samples/aspnet-identity
Samples for working with OWIN and Katana
http://www.asp.net/aspnet/samples/owin-katana