My Favorite Add-ons

by org.sunjw.firefox.addon

29 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,783 reviews

2,245,657 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...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,598 reviews

1,325,601 users

The first and only download manager/accelerator built inside Firefox!

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 494 reviews

917,857 users

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

Stylish by Jason Barnabe

Rated 4 out of 5 stars 746 reviews

659,408 users

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Orkut, and many, many other sites. You can even customize Firefox and other programs themselves.

Web Developer by chrispederick

Rated 5 out of 5 stars 216 reviews

535,299 users

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

AutoProxy by lovelywcm

Rated 4 out of 5 stars 414 reviews

70,961 users

Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 155 reviews

166,661 users

View HTTP headers of a page and while browsing.

gContactSync by Josh Geenen

Rated 4 out of 5 stars 199 reviews

54,742 users

Synchronizes contacts & groups between Thunderbird or SeaMonkey and Google Contacts. Imports Facebook friends, contacts you follow on Twitter, and more.

Thunderbird Conversations by Jonathan Protzenko

Rated 4 out of 5 stars 399 reviews

65,840 users

This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.

The latest version is compatible with Thunderbird 38+ only (see below for details).

YSlow by YSlow

Rated 3 out of 5 stars 192 reviews

100,541 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.

PDF Viewer by Mozilla Labs

Download Now

Experimental

Rated 4 out of 5 stars 265 reviews

111,926 users

PDF.js brings Portable Document Format (PDF) reading capabilities to your browser using web standard technologies.

Please report issues to: https://github.com/mozilla/pdf.js/issues

Status-4-Evar by Sparky Bluefang

Rated 5 out of 5 stars 536 reviews

138,800 users

Status bar widgets and progress indicators for Firefox 4+

Firefox OS 1.1 Simulator by Myk Melez, J. Ryan Stinnett

Firefox OS Simulator is a test environment for Firefox OS. Use it to test your apps in a Firefox OS-like environment that looks and feels like a mobile phone. After installing it, go to Web Developer > Firefox OS Simulator to access its features.

FireSSH by Mime Čuvalo

Rated 4 out of 5 stars 85 reviews

28,259 users

FireSSH is a free, cross-platform SSH terminal client for Mozilla Firefox. Written entirely in Javascript!
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