Userscripts.org

Shows "alt" attribute text in tooltips

For all images with an alt and no title, copy the alt to the title, to make them visible as tooltips.

Add Scripture tooltips from any online Bible to any Bible reference

Displays Jyte claim descriptions in a tooltip when mousing over a claim.

Shows the "hover text" for some comics on the page

Find the meaning of any word on a

dict.cn 利用dict.cn的服务，给浏览器页面添加划词搜索功能

this script does some modifications on 4fuckr.com as you hover the picture thumbnails on the site you will see them in a full size tooltip

For all input boxes in a form, put the title content as input's name

*BETA* - Removes GCVote stars for invisible caches on the new geocaching.com map.

Sets email subject and snippet tooltips.

Autoloads for next page of Google Images search results & Enables the images to be embeded in a preview tooltip.

Adds tool tips to Images so you can view their translated description / alt-text easily

Translates the selected text into a tooltip automatically. Also displays alternative translations. Based on Google Translation Tooltip MLiteKeysOn.

Translate words on a webpage from Hebrew to English and vice-versa in little tooltips

Converts specific text strings to links to the corresponding pages with preview tooltips.

script to add the title attribute to images (based on the alt-attribute)

Puts alt text or source filename in image title attribute, if title is empty.

Improves the info tooltips of thumbnails (makes them look prettier and adds further information).

Instead of an 'in reply to [someone]' link on twitter, see the actual tweet in a tooltip

Use with the keys ALT+K / Usar con las teclas ALT+K

Makes link target URL appear in the link tooltip

Expand shortened URLs (i.e. TinyURL.com, is.gd, bit.ly, etc.) wherever you go by harnessing the power of LongURL.org.

Display tooltip with movie or game info when hovering compatible links

Enables support for multiline tooltips in Firefox (works in Firefox 1.5+)

Shows passwords on mouse hover or focus

Reveals destination URLs hidden by snipurl( www.snipurl.com)

Superimpose alt tags over images

This script makes image alt text appear in tooltips when the mouse hovered over it.

Show character count when mouseover on textarea