Microsoft has finally officially announced that InfoPath – the XML form solution – is now dead.
InfoPath 2013 is the last edition of the product while the server side component – known as Form Server, separate solution with SharePoint 2007 and integrated with since 2010 – will be maintained in the next release of SharePoint (currently known as SharePoint 2016) and Office 365 until further notice.
To know more about this announcement see http://blogs.office.com/2014/01/31/update-on-infopath-and-sharepoint-forms/