My Favorite Add-ons

by Kristian Frost

12 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,983 reviews

18,709,444 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 4 out of 5 stars 2,063 reviews

1,934,776 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...

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 936 reviews

441,419 users

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Web Developer by chrispederick

Rated 5 out of 5 stars 258 reviews

445,768 users

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

Tamper Data by Adam Judson

Rated 4 out of 5 stars 148 reviews

100,904 users

Use tamperdata to view and modify HTTP/HTTPS headers and post parameters...

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 371 reviews

241,474 users

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

Personas Plus by Mozilla

Rated 3 out of 5 stars 853 reviews

249,530 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.

YSlow by YSlow

Rated 3 out of 5 stars 221 reviews

67,463 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.

Html Validator by Marc Gueury

Rated 4 out of 5 stars 218 reviews

51,065 users

HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla. The number of errors of a HTML page is seen on the form of an icon

For Online HTML 5 validation, you need 0.962
http://users.skynet.be/mgueury/mozilla

SearchPreview by Edward Ackroyd

Rated 4 out of 5 stars 374 reviews

69,063 users

The main feature of SearchPreview is to enhance your search results pages. It inserts site preview images (thumbnails), popularity ranks and sponsored links (where available) into Google™, DuckDuckGo™, Yahoo™ and Bing™ searches.

Dummy Lipsum by Sogame

Rated 4 out of 5 stars 50 reviews

7,844 users

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

SenSEO by Nico Steiner

Rated 4 out of 5 stars 41 reviews

5,286 users

SenSEO is an extension checking the most important on-page-SEO-criteria and calculating a grade of how good your site fulfills these criteria.

What are Collections?

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

Explore Collections