Feedback Me is a jQuery plugin allows user to easily add an animatable UI widget with a feedback form which slides from the side of the screen.
Twitter Bootstrap - the popular front end framework for building websites and apps. It favors simple, responsive design, and comes bundled with a sensible default stylesheet, a number of useful jQuery plugins and an icon set. Although it doesn’t come with much else, Bootstrap is very extensible.
In this article, you will find a collection of 50 must-have plugins you should know about for effective development with the framework.
Bootstrap MaxLength plugin integrates by default with Twitter Bootstrap using badges to display the maximum lenght of the field where the user is inserting text. This plugin uses the HTML5 attribute "maxlength" to work.
The indicator badge show up on focusing on the element, and disappear when the focus is lost.