My Favorite Add-ons

by SoulReaper

26 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,844 reviews

19,419,599 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,834 reviews

2,157,000 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...

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,566 reviews

2,058,433 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

LastPass Password Manager by LastPass

Rated 4 out of 5 stars 1,371 reviews

742,636 users

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

Web Developer by chrispederick

Rated 5 out of 5 stars 245 reviews

469,513 users

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

Flagfox by Dave G

Rated 5 out of 5 stars 657 reviews

480,303 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,571 reviews

310,083 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

Personas Plus by Mozilla

Rated 3 out of 5 stars 931 reviews

281,390 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.

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 309 reviews

263,685 users

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

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 356 reviews

140,802 users

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

Autofill Forms by Sebastian Tschan, Egor Zindy, others

Rated 3 out of 5 stars 412 reviews

62,799 users

Autofill Forms enables you to fill out web forms with one click.

SQL Inject Me by Security Compass

Download Now

Experimental

Rated 4 out of 5 stars 15 reviews

12,280 users

SQL Injection vulnerabilites can cause a lot of damage to a web application. A malicious user can possibly view records, delete records, drop tables or gain access to your server. SQL Inject-Me is Firefox Extension used to test for SQL Injection vuln...

XSS Me by Security Compass

Download Now

Experimental

Rated 4 out of 5 stars 16 reviews

9,645 users

Cross-Site Scripting (XSS) is a common flaw found in todays web applications. XSS flaws can cause serious damage to a web application. Detecting XSS vulnerabilities early in the development process will help protect a web application from unnecessary...

Morning Coffee by SJML

Rated 4 out of 5 stars 345 reviews

13,818 users

Keeps track of daily routine websites and opens them in tabs...

Google Shortcuts - All Google Services at a glance by Soeren Rinne, Carlos Jeurissen

Download Now

Experimental

Rated 4 out of 5 stars 352 reviews

29,736 users

Display all Google services as buttons or as a space-saving dropdown menu next to your address bar. Reach services like Gmail, Google reader, Google maps, Google calendar, and many more in a single click from your browser.
  1. 1
  2. 2
Results 115 of 26

What are Collections?

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

Explore Collections