jQuery UI Pulsate Effect

Pulsates an element n times by changing the opacity to zero and back.

jQuery UI Slider

Displays a flexible slider with ranges and accessibility via keyboard.

jQuery UI Autocomplete

Lists suggested words as the user is typing.

jQuery UI Widget

Provides a factory for creating stateful widgets with a common API.

jQuery UI Selectmenu

Duplicates and extends the functionality of a native HTML select element, allowing it to be customizable in behavior and appearance far beyond the limitations of a native select.

jQuery UI Progressbar

Displays a status indicator for loading state, standard percentage, and other progress indicators.

jQuery UI Droppable

Enables drop targets for draggable elements.

jQuery UI Shake Effect

Shakes an element horizontally or vertically n times.

Fine Uploader

Multiple file upload library with support for all major browsers. Many features such as drag & drop, auto & manual retry, file chunking, auto-resume, and more! Does NOT use Flash or Java. Highly configurable. A no-dependency version is ALSO available in the downloads section.