Drag and drop Outlook items as files into any application
Drag and drop ListView reordering for Xamarin.Forms
A custom drag-and-drop "remapping" application using the Angular Material CDK drag-drop library
The GongSolutions.WPF.DragDrop library is a drag'n'drop framework for WPF
Angular 9 library that allow you to build drag and drop without the native HTML5 API. Mobile touches are supported.
Simple project for nested drag and drop with Unity UI