App_Browsers individual browsers and capabilities App_Code components or classes App_Data for storing Access *.mdb files, SQL Express *.mdf files, XML files, or other data stores App_GlobalResources *.resx files that are accessed programmatically App_LocalResources for *.resx files that are bound to a page App_Themes define the appearance of ASP.NET web pages and controls App_WebReferences Folder for proxy classes Bin private assemblies (*.dll files