"FitText makes font-sizes flexible. Use this plugin on your fluid or responsive layout to achieve scalable headlines that fill the width of a parent element."

"An exquisite jQuery plugin for magical layouts."

A jQuery plugin for radical web typography.

Zepto.js is a minimalist JavaScript framework for mobile WebKit browsers, with a jQuery-compatible syntax.

"Another solution, and the one that we have been using, is to absolutely position the actual label element overtop of the form field. When the form field is focused, the label fades away."

Masonry is a layout plugin for jQuery. Think of it as the flip side of CSS floats. Whereas floating arranges elements horizontally then vertically, Masonry arranges elements vertically then horizontally according to a grid.

phpQuery is a server-side, chainable, CSS3 selector driven Document Object Model (DOM) API based on jQuery JavaScript Library.

Learn how easy it is to apply web interaction using jQuery

A jQuery plugin for mobile web development on the iPhone, iPod Touch, and other forward-thinking devices.

from smashing magazine.

a simple web-based chat application with PHP and jQuery.

convention-over-configuration paradigm.

extensions & utility plugins.

make your HTML elements stand out.

from nettuts.

an enhanced suckerfish-style menu jquery plugin.

parallax turns a selected element into a 'window', or viewport, and all its children into absolutely positioned layers.

with a resurgence in dynamic interface effects. from a list apart.

from xtech 2008.

enhance user experience and semantic coding.

small, lightweight, and facilitates a common dialog among modern browsers.