This is a c# project template to create file handler applications using asp.net. After you install the template, in Visual Studio you can click File/New Project, choose Visual C#, click Office/SharePoint, choose Office Add-ins, and then choose FileHandlerApp template to create a file handler application. For more information about file handler applications please refer to: https://msdn.microsoft.com/en-us/office/office365/howto/create-file-handler-extensions |