Ajax Autocomplete for jQuery allows you to easily create autocomplete/autosuggest boxes for text input fields.
A jQuery menu plugin
Notifications framework for Backbone.js
A customizable CSS-only vertical timeline
A simple, mobile-friendly, yet customizable quick/live search jQuery plugin.
AngularJS 1.2+ native directives for Bootstrap 3.
Client side pagination with jQuery and CSS3
You want fart noises as you scroll? We've got you covered.
set of stateless ui widgets for React
Fast, Responsive, Multi Language, Both Direction Support and Configurable UI Framework based on Vue.js.
progressbar interactions for twitter bootstrap 2 & 3
unofficial bootstrap switch
A very easy to use, cross platform, jQuery based UI toolkit, that's still small in size, has the features you need, and doesn't get in your way of doing things!