ASP.NET QB Rating Calculator uses the QB Rating Web Service to calculate a QB's NFL and NCAA ratings.
QB Rating App is a SharePoint 2013 App that calculates a QB's NFL and NCAA passing efficiency ratings.
Silverlight QB Rating Calculator is a Silverlight 5 App that calculates a QB's NFL and NCAA passing efficiency ratings.
QB Rating Web Service is a WCF service that calculates a QB's NFL and NCAA ratings. It supports REST, SOAP, XML and JSON.