jQuery UI Tooltip

Shows additional information for any element on hover or focus.

qTip2 – Pretty powerful tooltips

Introducing… qTip2. The second generation of the advanced qTip plugin for the ever popular jQuery framework.

Tooltipster

A lightweight, flexible jQuery plugin enabling you to easily create semantic, modern tooltips enhanced with the power of CSS.

PowerTip

A jQuery plugin that creates hover tooltips.

jBox

jBox is a powerful and flexible jQuery plugin, taking care of all your popup windows, tooltips, notices and more.

Sco.js library

Javascript extensions for Twitter Bootstrap. Rewrites bootstrap tabs, collapse, modal, tooltip components for easier usage and provides more plugins for your coding pleasure

miniTip

Ultra lightweight jQuery tooltip plugin.

jQuery Smallipop

A versatile jQuery plugin for displaying beautiful tooltips and interactive tours

DarkTooltip

A simple customizable tooltip with confirm option and effects