Top 10 Web Developer Add-ons

by David Cancel

9 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,841 reviews

2,098,179 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

Ghostery by Ghostery

Rated 5 out of 5 stars 1,310 reviews

1,402,184 users

Increase your browsing privacy, protection, and speed.

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 312 reviews

257,166 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

YSlow by YSlow

Rated 3 out of 5 stars 215 reviews

75,156 users

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. is the official open source website.

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 88 reviews

181,657 users

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

Firecookie by Jan Odvarko

Rated 4 out of 5 stars 61 reviews

2,645 users

Firecookie is an extension for Firebug that makes possible to view and manage cookies in your browser

Firecookie is part of Firebug since Firebug 1.10

Shareaholic | share with Google, Facebook and more by The Shareaholic Team

Rated 4 out of 5 stars 269 reviews

9,358 users

Shareaholic is the easiest way to share & bookmark great content from anywhere on the web from one simple ALL-IN-ONE add-on. Works with Facebook, Twitter, Pinterest, Google, LinkedIn, E-mail and 200+ additional services.

DOM Inspector by Scott MacGregor

Rated 2 out of 5 stars 5 reviews

136 users

Inspect the DOM of HTML, XUL, and XML pages, including the mail...

Console² by Philip Chee, zeniko

Rated 5 out of 5 stars 49 reviews

7,074 users

Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.

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