Have you checked out our latest Products? HammerFlex, a fully responsive HTML5 skin for DotNetNuke 8, and DNNCHAT, a SignalR powered chat module for. Jan 12, 2014 I decided recently it was time to upgrade the look of my various websites, and while I originally considered modifying my MultiFunction skin for. Feb 10, 2014 A month or so ago I released a new open source skin for DotNetNuke (DNN), called HammerFlex. One of the cool things about the.