1) Simple Admin – Flexible

2) Profi Admin

3) Complex Liquid Admin

4) Cleanity Complete Admin

5) Ultra Admin Full Control Panel

6) FreshCMS

7) Flexy – Liquid Admin Skin

8 ) Sleek Admin Clean CSS Admin Skin

9) Titanium

10) Acid App Adminstration Panel

11) ProManager v2.0 Customized Admin CMS Skin

12) Clean CSS Admin Multiskin

13) Sitecore Liquid Admin

14) Broom Cupboard Admin Skin

15) Smart Admin High End CMS Theme

16 ) Elegent – Backend Admin Template

17) Splash Manager

18) Proadmin Template

19) Ninja Admin

20) eManager 1.0

• Bubble Tooltips | Demo
  
• Walterzorn’s JavaScript, DHTML Tooltips | Demo
  An easy to use cross-browser Tooltip JavaScript Library that creates tooltips, information popup boxes.

   

  

• BoxOver | Demo
• sdfsdfsdfBoxOver uses javascript / DHTML to show tooltips on a website. Implementation of the tooltips, however, requires no knowledge of DHTML or javascript.
• 
• Popup Balloon
  Demonstration of balloon.js, written by Sheldon McKay.
• SuperNote | Demo
  SuperNotes are like regular footnotes turbocharged with JavaScript, so they display as tooltips in modern browsers, and remain accessible elsewhere.
• qTip | Demo
  
• dhtmlgoodies Ajax tooltips
  dhtmlgoodies has couple of nice tooltips like Tooltip for forms, Ajax tooltip, Tooltip with transparent shadow, etc.
• Tipster v3.1 | Demo
  Highly customisable Javascript tooltip.
• Nice Title (revised) | Demo
  Modified version. Check out original Nice Title tooltip here.
• Mobile Tooltip Widget for GWT(Google Web Toolkit) | Demo
  
• JavaScript Fading Tooltips
  Improved tooltip effect, lighter codes with titles get cut of at maximum of 25 characters.
• Slider DataPager with Dynamic Tooltips | Demo
  Not only users are shown the typical paging statistics, but now they can get an idea of what data can be found on the page before actually navigating to it.
• apycom Popup Tooltip | Demo
  Multi-layer tooltip.
• DHTML Tooltips
  The code offers a variety of options for source and type of tooltip content and flexible control of positioning, formatting and display.
• Good-Looking Tooltips (GLT)
  GLT is short for Good-Looking Tooltips and it is a small JavaScript library that you can include to spice up the look of your tooltips in your web page.
• Cool DHTML Tooltip II | Demo
  Also check out Cool DHTML Tooltip I.
• Form field hints with CSS/Javascript | Demo
  As you tab through each input field, some helper text appears in box out to the right.

CSS

• Lixlpixel CSS tooltips
  
• CSS Tooltips
  
• Unobtrusive and Slightly Accessible CSS Tool Tips
  
• Pure CSS Tooltips
• CSS Tooltips – Floating HTML ElementsThis article shows how to create these tooltips with only CSS.
• CSS Bubble Tooltips
  
• CSS Rollovers for tooltip
  

jQuery

• jQuery Tooltip | Demo
  
• clueTip | Demo
  The clueTip plug-in allows you to easily set a link to show a “tooltip” of sorts when the user’s mouse hovers over the link. If the link includes a title attribute, its text becomes the heading of the clueTip. Here’s another cover up on clueTip.
• Coda Popup Bubbles | Demo
  One of the slickest tooltip we’ve seen so far.
• jTip | Demo
  
• Better Tip
  BetterTip is a plugin for the JQuery library that allows you to create custom tool tips. It is based onCody Lindley’s jTip, but it is much more flexible.
• jHelperTip 1.0 | Demo
  jHelperTip is intended to be useful in many situations such as hovering tip and clickable tips. It can get data from a container, through Ajax or even the attributes of the current object.
• jQuery InputHintBox
  

MooTools

• Moo Tools Tips | Demo
  
• e-magine Tooltips | Demo
  Works like the original Moo Tool tooltip, with the possibility to grab contents from a DOM node.

Prototype

• HelpBalloon.js | Demo
  Simple help balloon tooltip with a close button.
• Protip 2
  Prototip allows you to easily create both simple and complex tooltips using the Prototype javascript framework. Also check out Protip.

Script.aculo.us

• Tooltip.js
  Tooltip.js is a simple library that builds on top of Prototype and Script.aculo.us.
• CoolTip | Demo
  Lightweight unobtrusive JavaScript web-browser tooltips replacement technique.

Yahoo! User Interface (YUI)

• Sweet Titles | Demo
  This is a YUI style of Sweet Titles which has more flexibility in customization and allows for {n} number of initialized sets.

Web Services

• Websnapr Preview Bubble | demo
  The websnapr Preview Bubble is a simple, unobtrusive script used to display an overlay bubble showing a hyperlink target thumbnail using websnapr. It’s a snap to setup and works on (almost) all modern browsers.
• Snap shot
  Put Snap Shots on your site to upgrade your user experience
• TaggifyTaggify is a web widget which allows bloggers and publishers enhance their sites by adding visual tags to any site’s images.

Tutorials and Other Resources

If embedding a ready-made tooltip is not your cup of tea, here’s some tutorials that teach you to build tooltip from scratch.

• Create a Nice, Lightweight JavaScript Tooltip [Javascript] | Demo
  Create a lightweight script that fades a tooltip with rounded corners in relation to the cursor position.
• Customize Your Tips [Moo Tools]
• Create a Simple, Powerful Product Highlighter with MooTools [Moo Tools] | Demo
  
• Create Multiline Tooltip [CSS/Javascript]This document explains how to make nice multiline tooltip for HTML documents, using simple and standard CSS, HTML and JavaScript.
• Bubble Tooltips [Wordpress Plugin]This plugin makes easy to use nice tooltips for your blog. You can change for two toolips.
• Tippy WordPress Plugin [Wordpress Plugin]Tippy is a friendly little WordPress plugin that gives you a way to include highly configurable tooltips in your WordPress site.