Free jQuery custom tooltip Plugins
All the Free jQuery Plugins about 'custom tooltip' are listed here.
Tooltipster is a clean and lightweight jQuery Tooltip Plugin for creating extremely flexible, HTML5 validated tooltips.
An extremely lightweight (less than 1kb) jQuery plugin that allows you to highlight any number of terms in your text and display a custom tooltip when the user hovers over them.
A lightweight jQuery plugin for easily creating animated, customizable, rich-text tooltips and popovers that appear on-hover or on-click, on any HTML element.