Có thể nhiều người trong chúng ta đã sử dụng nhiều plugin rất hay của jQuery. Dưới đây tớ sẽ cung cấp một danh sách các plugins jquery rất được yêu thích của nhiều nhà phát triển sử dụng. Một số các bạn có thể đã dùng hoặc có thể là chưa bao giờ dùng đến. Bài viết này sẽ được cập nhật liên tục khi có plugin mới, stay tuned and Enjoy ! 
Menu
EA Navigation Menu: Unordered List with anchors and nested lists, also demonstrates how to add a second level list.




Accordion Menu: In this Accordion menu example, the menu headers are H3 tags, with each sub menu being UL tags that expand/ contract.


Coda-Slider: Amazing jQuery Coda-Slider can be used for Nice, slick content presentation.


Tabs
jQuery UI Tabs / Tabs 3: Simple jQuery based tab-navigation

TabContainer Theme: JQuery style fade animation that runs as the user navigates between selected tabs.

Accordion


Image SlideShows and Galleries
jQZoom: allows you to realize a small magnifier window close to the image or images on your web page easily.

Image/Photo Gallery Viewer: allows you to take a grouping of images and turn it into an flash-like image/photo gallery. It allows you to style it how ever you want and add as many images at you want.

Transition Effects
InnerFade: It’s designed to fade you any element inside a container in and out.

Easing Plugin: A jQuery plugin from GSGD to give advanced easing options. Uses Robert Penners easing equations for the transitions
jQuery Cycle Plugin: have very intersting transition effects like image cross-fading and cycling.

Galleria: Is a javascript image gallery written in jQuery. It loads the images one by one from an unordered list and displays thumbnails when each image is loaded. It will create thumbnails for you if you choose so, scaled or unscaled, centered and cropped inside a fixed thumbnail box defined by CSS.

jQuery Multimedia Portfolio: Non obstrusive and accessible portfolio supporting multiple media : photos, video (flv), audio (mp3), will automatically detect the extension of each media and apply the adapted player.

wSlide: Change your lists in animated box (with pagination).

jQuery Carousel
Riding carousels with jQuery: is a jQuery plugin for controlling a list of items in horizontal or vertical order.

Color Picker
Farbtastic: is a jQuery plug-in that can add one or more color picker widgets into a page through JavaScript.

jQueryColorPicker: A simple jquery color picker plugin that can make user change the color of the background of the page easily.

LightBox
jQuery ThickBox: is a webpage user interface dialog widget written in JavaScript.

SimpleModal Demos: its goal is providing developers with a cross-browser overlay and container that will be populated with content provided to SimpleModal.

jQuery lightBox Plugin: simple, elegant, unobtrusive, no need extra markup and is used to overlay images on the current page through the power and flexibility of jQuery´s selector.

Facebox: Is a jQuery-based, Facebook-style lightbox which can display images, divs, or entire remote pages.

jQuery Lightbox Plugin (balupton edition)

iframe
JQuery iFrame Plugin: If javascript is turned off, it will just show a link to the content. Here is the code in action…

Form Validation
Validation: A fairly comprehensive set of form validation rules. The plugin also dynamically creates IDs and ties them to labels when they are missing.

Ajax Form Validation: Client side validation in a form using jQuery. The username will check with the server whether the chosen name is a) valid and b) available.

jQuery AlphaNumeric: Allows you to prevent your users from entering certain characters inside the form fields.

Forms

jQuery Nice Form: Create custom looking form elements, that function like normal form elements.

Easy Multi Select Transfer: Allowing options to be traded from one multi select to another

File Style Plugin for jQuery: File Style plugin enables you to use image as browse button. You can also style filename field as normal textfield using css.
jquery.Combobox: is an unobtrusive way of creating a HTML type combobox from a existing HTML Select element(s).
Query Checkbox: Provides for the styling of checkboxes that degrades nicely when javascript is dsiabled.
jQuery Form Plugin: Allows you to easily and unobtrusively upgrade HTML forms to use AJAX by using ajaxForm and ajaxSubmit methods to gather information from the form element and determine how to manage the submit process which allows you to have full control over how the data is submitted.
jWYSIWYG: This plugin is an inline content editor to allow editing rich HTML content on the fly.

Simple chained combobox: Very simple chained selects plugin for jQuery with JSON processing and callback feature, chain multiple selects with ease.


jGrow -jGrow: is a jQuery plug-in that makes the textarea adjust its size according to the length of the text.

Star Rating

ToolTips
Tooltip Plugin Examples: A fancy tooltip with some custom positioning, a tooltip with an extra class for nice shadows, and some extra content. You can find a demo here.

Scrolling
jQuery.SerialScroll: This plugin allows you to easily animate any series of elements, by sequentially scrolling them. You can use it as a section slider, text scroller, slideshows, and news ticker.

liScroll: LiScroll is a jQuery plugin that transforms any given unordered list into a scrolling News Ticker
Spinner: Allows you to cycle through millions of items or groups of items with the appearance of a scroller and functionality of a page horizontally or vertically.

Tables and Grids
Zebra Tables Demo: using jQuery to do zebra striping and row hovering, very NICE!!

Table Sorter Plugin: for turning a standard HTML table with THEAD and TBODY tags into a sortable table without page refreshes. It can successfully parse and sort many types of data including linked data in a cell.

AutoScroll for jQuery: allows for hotspot scrolling of web pages

Scrollable HTML table plugin: used to convert tables in ordinary HTML into scrollable ones. No additional coding is necessary.

TableRowCheckboxToggle: It generically adds the toggle function to any table rows you specify based on the css class names. It will by default toggle any checkboxes within the table row.

TableEditor: TableEditor provides flexible in place editing of HTML tables.

Ingrid: ngrid is an unobtrusive jQuery component that adds datagrid behaviors (column resizing, paging, sorting, row and column styling, and more) to your tables.

Draggable Droppables And Selectables
Sortables: You won’t believe how easy this code to make it easy to sort several lists, mix and match the lists, and send the information to a database.

Draggables and droppables: A good example of using jQuery plugin iDrop to drag and drop tree view nodes.

Style Switcher
Switch stylesheets with jQuery: allows your visitors to choose which stylesheet they would like to view your site with. It uses cookies so that when they return to the site or visit a different page they still get their chosen stylesheet. A Demo is here.

JQuery Curvy Corners: A plugin for rounded corners with smooth, anti-aliased corners.

Tag Clouds
Hover Sub Tags: Using jQuery to reduce the size of the tag cloud that you have on your sites, for example if you have Ajax as a tag, you can have jquery, mootools, etc… as sub-tags. A Sub Tag Cloud will appear when hovering over the main Tag links.

Pagination
Pagination: Create navigational elements, when you have a a large list of items you can display them grouped in pages and present navigational elements to move from one page to another.

Toggling
jTruncate in Action: jTruncate provides simple yet customizable truncation for text entities in your web page.

toggleElements: is designed to hide informations on your site and show it only when the user requests more information.

Gradients and Shadows
Drop Shadows: Interesting Drop shadow effect generated by a jQuery Plugin.

Gradient jQuery plugin: It allows you to define a gradient fill and have an element filled with a gradient. You can set the direction of the gradient (right-left or up-down) and the opacity of the gradient easily.

Gradient: The gradient plugin adds a dynamically created configurable gradient to the background of an element without the use of images.

Must See jQuery Examples
jQuery Air: A passenger management interface for charter flights. A great Tutorial that you will enjoy.

HeatColor: allows you to assign colors to elements, based on a value derived from that element. The derived value is compared to a range of values, it can find the min and max values of the desired elements, or you can pass them in manually.

Simple jQuery Examples: This page contains a growing set of Query powered script examples in "pagemod" format. The code that is displayed when clicking "Source" is exactly the same Javascript code that powers each example. Feel free to save a copy of this page and use the example.
Date Picker: A flexible unobtrusive calendar component for jQuery.

ScrollTo: A plugin for jQuery to scroll to a certain object in the page
3-Column Splitter Layout: this is a 3-column layout using nested splitters. The left and right columns are a semi-fixed width; the center column grows or shrinks. Page scroll bars have been removed since all the content is inside the splitter, and the splitter is anchored to the bottom of the window using an onresize event handler.

Pager jQuery: Neat little jQuery plugin for a a paginated effect.

JQuery BlockUI Plugin: lets you simulate synchronous behavior when using AJAX, without locking the browser. When activated, it will prevent user activity with the page (or part of the page) until it is deactivated. BlockUI adds elements to the DOM to give it both the appearance and behavior of blocking user interaction.

Animated InnerFade: Full w3c compliant animated slideshow with sliding effect on large images.

Easy POP Show 1.0 Release: Full screen show for slide news or Image Gallery.

jqChart: Ajax & Draggable Simple Chart on Canvas+jQuery.

UI Datepicker: A simple jQuery UI Datepicker. Just add a text input field to your page and then attach the datepicker to it.

JSmile: A totally unobtrusive way for both (x)html and javascript events/functionality, this plug-in allows you to add, and remove, smiles in an entire document or only in some specified element.

ImgAreaSelect: imgAreaSelect is a jQuery plugin for selecting a rectangular area of an image.

jPrintArea: jPrintArea is a small jquery plugin to print only contents of a specified element. A demo here.
jTabber: Allows you to scroll through content by clicking on tabs, without the page having to reload.

jQuery Calculation Plug-in: The Calculation plug-in is designed to give easy-to-use jQuery functions for commonly used mathematical functions.

jquery.biggerlink: A jQuery plugin to make it really easy to enable the specified element/s to behave as a proxy for their first contained link.

Humanized Messages: It’s simply a large and translucent message that’s displayed over the contents of your screen. They fade away when the user takes any action (like typing or moving the mouse).

Ajax Manager: Helps you to manage AJAX requests and responses (i.e. abort requests, block requests, order responses).


Lazyload: Delays loading of images in (long) web pages. Images below the fold (the ones lower than window bottom) are not loaded. When scrolling down they are loaded when needed. check out the demo
jQuery Tag Suggestion: The same tag suggesting as-you-type support that del.icio.us is uses. check out the demo


