Quickly access all sizes for a Flickr photo. Copy the photo's HTML (or BB Code), download the image sizes, and more. The script has customisable settings and auto-updates itself.

Add line numbers to lines within CODE elements nested within PRE elements (the format for code snippets on many developer-oriented sites)

This script adds an icon to every script giving you the possibility to see a the source code highlighted. Also, there are more options on the highlighted page, like copying the code.

v1.15: Tested with FireFox 3 release (yay!)

Make Google Search & iGoogle Hompage Black/Dark, plus Enhancements

Let's you click on a colorless code listing and highlight its syntax, with a little bit of luck. Works with CSS, XHTML, JavaScript, MySQL, and PHP. Easy to customize and expand supported languages. Based on Chili, which is based on jQuery.

Produce cleaner code for embedding video

Replaces the HTML code in the text area with a more standards-compliant version.

Outputs a Litebox-friendly code from your Flickr image sets.

Expands/collapses sub forums

Enlarge "code" and "pre" tag into web pages