My Favorite Add-ons

by sspice313

16 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,638 reviews

936,498 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...

Web Developer by chrispederick

Rated 4 out of 5 stars 472 reviews

284,298 users

The Web Developer extension adds various web developer tools to the browser.

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 430 reviews

190,089 users

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

Personas Plus by Mozilla

Rated 3 out of 5 stars 946 reviews

140,192 users

Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 364 reviews

67,856 users

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

YSlow by YSlow

Rated 3 out of 5 stars 211 reviews

27,111 users

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

Screengrab by Andy M

Rated 4 out of 5 stars 575 reviews

9,081 users

Screengrab! saves webpages as images... but not for new versions of Firefox.

FF changes too fast and I don't have the time to maintain it anymore. Bugs have developed that I am not in a position to investigate.

Therefore, Screengrab is EOL.

Personas Rotator by Baris Derin

Rated 4 out of 5 stars 67 reviews

2,770 users

Personas Rotator is a new companion for Personas Firefox add-on to change over 65000+ skins periodically on Firefox. What Will Your Browser Wear Now?

Firesizer by orev

Rated 4 out of 5 stars 127 reviews

12,043 users

Allows you to resize the window to specific dimensions.

NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.

Firepicker by thedarkone2

Rated 5 out of 5 stars 56 reviews

5,194 users

Simple color picker plugin for Firebug.

Console² by Philip Chee, zeniko

Rated 5 out of 5 stars 47 reviews

2,727 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.

Dummy Lipsum by Sogame

Rated 3 out of 5 stars 52 reviews

2,575 users

Generate "Lorem Ipsum" dummy text (from http://www.lipsum.com).

shoestoogo by alkicat

Not yet rated

0 users

  1. 1
  2. 2
Results 115 of 16

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections