Userscripts.org

Force a wrap of long string (especially links) on eBay discussion boards and answer centers.

Allows you to select text on Snopes.com articles.

Adds a simple rich edit interface (<i>Italic</i>, <b>Bold</b>, <u>Underline</u>, <s>Crossout</s>, Right Align, Center, Left Align, Link, Images) to any comment , bulletin or message text area on MySpace.

Some Web 2.0 websites use light gray text on a white background which is not very readable. This script increases the contrast of texts on hard to read websites.

Create clickable links from plain text.

Removes the text "Advertiser links" panel from Guardian Unlimited pages

Widens the input fields on the del.icio.us tag extension to 800x600. This makes it easier to input descriptions.

Escape HTML Entities in TextAreas

Add controls to every text input to enter either normal Latin text, such as English, or to transliterate to Cyrillic, such as Russian. IT IS ADVISED THAT YOU CHANGE THE INCLUDE SETTING FROM THE GREASEMONKEY SCRIPT MANAGER.

Create clickable links from plain text.

Quickly look up selected text in Wikiqedia, Wiktionary or Wikiquote.

Edit and change text of words to your own text.

Makes paragraphs use justified text.

Press Ctrl-/ to select the first input box on a page

Upon pressing F8, turns text on the page upside-down using unicode characters

Wraps long lines automatically (makes text files less annoying to read). It's really just a Greasemonkified version of the force wrap bookmarklet at http://www.squarefree.com/bookmarklets/zap.html#force_wrap

Wrap text automatically.

A spade by any other name...

Removes mouseover on spoiler tags

Looks for things in the page that look like URLs but aren't hyperlinked, and converts them to clickable links.

Turn text URLs and email addresses into links

Replaces certain typed character literals in a string with their character entity equivalents. Characters inside HTML tags are not affected.

Changes the colors on web pages to be more simple