BSelect

The select decorator component that was missing for Twitter Bootstrap.

IE8 expand select width

Expand automatically width to be able to read long options in IE8

Brute Select

Simple select implementation with customizable styles. It retains default browser behavior for dropdown list itself while making possible adjusting all aspects of collapsed view of select.

Tagger widget

jQuery plugin to turn a HTML select into an auto-suggesting, tagging widget

Switchy

This is a tiny jQuery plugin which can be used as both a switch or a slider.

Mighty Form Styler for jQuery

Mighty Form Styler for jQuery replaces you form select element with a html ul list so you can easily and completely style it with css. With some little magic it behaves just like a regular select element.

jQuery easySelect

A plugin to present multiple select elements in easier way.

Listbox.js

Listbox.js is a simple jQuery plugin that provides a more powerful alternative to the standard `select` tag

Selectify

Selectify is a UI overlay for select elements which does not screw up your events.