Select3 is a modular and lightweight selection library for jQuery and Zepto.js
Selectator is a jQuery-based replacement for select boxes. It supports searching, and affects the original select box directly, which is used as the data container.
Some inspiration for styling a custom version of the select element. There are many possibilities and ideas of how to let the user select a choice in style.
Flexselect is a jQuery plugin that turns regular select boxes into Quicksilver-like, flex-matching, incremental-finding controls.
gentleSelect is a jQuery plugin for transforming select boxes into a skinnable alternative. The selection list can be rendered with multiple columns/rows to present larger datasets in a more manageable format. It recognizes the multiple attribute on select boxes and does the right thing automatically.
Selectric is a jQuery plugin designed to help at stylizing and manipulating HTML selects.
FancySelect is a better select for discerning web developers everywhere and it is easy to use.
HeapBox is plugin for jQuery that replace native HTML selectboxes in your webpages. HeapBox supports themes, events, callbacks, ajax and much more.
A simple and lighweight jQuery plugin for cascading dropdowns.
The plugin allows you to implement a cascading dropdown using multiple select boxes in which one select box depends on the input from one or more separate select boxes. Once one or all (depending on the configuration) required select boxes contain a value, it will trigger an event that will fire off the dependant select box so it will fetch its own list.
Selecter is a jQuery plugin for replacing default select elements.
Replace those boring default select elements with something a little nicer. It plays nice with that shiny responsive layout.
Selectify is a jQuery plugin that turns select element into a stylable and customizable element.
The element can receive focus and blur. When focussed, all key strokes for selecting elements will work including browsing by pressing the up and down keys.