Drag Drop with HTML5 enables the use of traditional drag and drop in contemporary browsers. They are now much easier to code and write. The important point here is that just about anything could be drag able on a page.
The application finds application in creating games like chess where the pieces have to be moved from one place to another. Drag and drop makes it easier for the user to drag an object or a file to the trash and drop it there with ease.
To make an object drag able, the web developer must use drag able=true attribute in the file. This could make things like images, links, files or anything in general drag able. Other events need to be attached to monitor the complete process of drag and drop.
The script for this is available free of cost over the internet.