pjax is a jQuery plugin that uses ajax and pushState to deliver a fast browsing experience with real permalinks, page titles, and a working back button
jQuery URLive lets you easily create a live preview of any URL base on its Open Graph properties and other details, similar to Facebook's post attachment.
This plugin works with
<a> tags and any other element with a URL on its content.
Link Scrapper TextBox jQuery plugin displays a textbox that you can enter a URL in the textbox, the plugin creates a data box for a link having the link title, description and an image.