Halal IT Uplift JQuery Plugin
Halal IT has developed a jQuery Effect Plugin for our site to show our testimonials. This is a rocking plugin which lifts the last element of a parent element to top and slowly takes other elements down.

Multi Level Drop Down Menu
是款多级下拉菜单，带有一个嵌套列表和激活现有的组成一个下拉菜单。

jQuery Multiple Select Box Plugin
具有多个溢出选择框，根据浏览器自动选择：拖动还是滚动。

CropZoom
CropZoom是一个插件，让你选择的图像或区域东西，放大或缩小，拖动并旋转。但这个JQuery UI需要ui.droppable，ui.resizable，ui.slider

Bookmark
一个可设置div的JQuery插件，让你的页面共享各种书签网站。

Pagination
为你文章创建翻页功能

jFormMap Web forms
jFormMap是一个创建于JavaScript对象定义或SON文件的功能齐全的处方插件

nthFix
是一个可以修改css的插件，它让所有的这些元素在一个网格线整齐。一旦建立了网格，然后你可以修改网格进行排版

Speedometer
是用于显示加载图片的速度部件

IE CSS shadows
这插件是模拟对CSS3文字阴影和Internet Explorer使用专有过滤阴影属性。

dynamic editable
用于动态编辑和点击编辑

EvenIfHidden – Get layout information of hidden DOM elements
evenIfHidden is a jQuery plugin able to get layout information about a DOM element even in the case the element, or one of its containers, is hidden.

Enhanced Attribute Selectors
This plugin adds some extra non-standard functionality to the selector engine’s attribute filter. It can slow down attribute selection by about 10-50% but if you don’t need all the extra functionality feel free to edit it.

jQuery Morse Code
Encodes strings (characters) into Morse Code characters, and vice versa.

CrazyFrom 译自：http://www.ajaxline.com/best-jquery-plugins-april-2010