Often using UI widget library for our projects is a better choice instead of collecting random jQuery plugins from all over the Web. In fact, most jQuery widgets don’t integrate well with each other. They can lack features, contain bugs and require a lot of time to properly fit into a real project.
Turn.js
Turn.js is a JavaScript library that will make your content look like a real book or magazine using all the advantages of HTML5. The web is getting beautiful with new user interfaces based in HTML5; turn.js is the best fit for a magazine, book or catalog based in HTML5.
Fuel UX
Fuel UX extends Twitter Bootstrap with additional lightweight JavaScript controls. Other benefits include easy installation into web projects, integrated scripts for customizing Bootstrap and Fuel UX, simple updates, and solid optimization for deployment. All functionality is covered by live documentation and unit tests.
Foundation 3
Foundation 3 is built with Sass, a powerful CSS preprocessor, which allows us to much more quickly develop Foundation itself — and gives you new tools to quickly customize and build on top of Foundation.
Gridster
Gridster is a jQuery plugin that allows building intuitive draggable layouts from elements spanning multiple columns. You can even dynamically add and remove elements from the grid.
Tinycon
A small library for manipulating the favicon, in particular adding alert bubbles and changing images. Tinycon gracefully falls back to a number in title approach for browers that don’t support canvas or dynamic favicons.
Metro UI
Metro UI CSS a set of styles to create a site with an interface similar to Windows 8 Metro UI. This set of styles was developed as a self-contained solution.
Grid—A—Licious
spin.js: An animated CSS3 loading spinner with VML fallback for IE.
jQuery Tools
jQuery Tools is a collection of the most important user-interface components for modern websites. Used by large sites all over the world.
UIKit
UIKit is a small collection of flexible, decoupled jQuery JavaScript components for the modern web. With an emphasis on structure-only styling it’s easy to style UIKit to match your application, no preprocessor variables, just raw CSS structure
SlickGrid
SlickGrid is a JavaScript grid/spreadsheet component. It is an advanced component and is going to be a bit more difficult to learn and configure.
Ignite UI
The best HTML5 applications call for stellar Data Visualization and rocket-fast performance, and nobody else gives you the tools to deliver across every browser, platform and device better than Ignite UI (formerly NetAdvantage for jQuery). Prepare to launch modern UIs that deliver the flair of HTML5 without sacrificing resources, time, or money. With Ignite UI, your apps will boldly go where no app has gone before.
Uki
Uki is a fast and simple JavaScript user interface toolkit for desktop-like web applications. It comes with a rich view-component library ranging from Slider to List and SplitPane.
Bootstrap
Built at Twitter by @mdo and @fat, Bootstrap utilizes LESS CSS, is compiled via Node, and is managed through GitHub to help nerds do awesome stuff on the web. Bootstrap was made to not only look and behave great in the latest desktop browsers (as well as IE7!), but in tablet and smartphone browsers via responsive CSS as well.
jQuery UI
jQuery UI is a curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library. Whether you’re building highly interactive web applications or you just need to add a date picker to a form control, jQuery UI is the perfect choice.
Breeze
Breeze is a JavaScript library that helps you manage data in rich client applications. If you store data in a relational database, query and save those data as complex object graphs, and share these graphs across multiple screens of your JavaScript client, Breeze is for you.