Developer & SEO EduRebecca

by EduRebecca

23 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,799 reviews

2,140,257 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 5 out of 5 stars 218 reviews

511,380 users

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

Flagfox by Dave G

Rated 5 out of 5 stars 636 reviews

586,088 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...

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 935 reviews

519,084 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!

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 306 reviews

273,170 users

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

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 159 reviews

156,390 users

View HTTP headers of a page and while browsing.

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 341 reviews

140,140 users

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

SeoQuake SEO extension by SeoQuake Team

Rated 4 out of 5 stars 208 reviews

75,714 users

Seoquake is a Firefox SEO extension aimed primarily at helping web masters who deal with search engine optimization (SEO), social media optimization (SMO) and internet promotion. Seoquake allows to investigate many important SEO parameters.

Proxy Selector by Michele Pezza

Rated 4 out of 5 stars 107 reviews

46,028 users

Proxy Selector lets you switch local proxies in Firefox.

YSlow by YSlow

Rated 3 out of 5 stars 199 reviews

90,862 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.

SEO Toolbar by Moz by Dudley, Jon White, others

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Rated 4 out of 5 stars 39 reviews

36,550 users

Get SEO metrics while you surf! For each page you visit, see metrics like Domain and Page Authority, analyze links, expose page elements, and access other SEO tools. Next version will be for both Firefox and Chrome. Stay tuned!(This is version 2.6.5)

ShowIP by ShowIP Dev Team

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Rated 3 out of 5 stars 285 reviews

58,657 users

Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.

SearchStatus by Craig Raw

Rated 4 out of 5 stars 190 reviews

22,709 users

Display the Google PageRank, Alexa rank, Compete ranking and SEOmoz Linkscape mozRank anywhere in your browser, along with fast keyword density analyser, keyword/nofollow highlighting, backward/related links, canonical links, WHOIS, robots and more.

LinkChecker by Kevin Freitas

Rated 4 out of 5 stars 77 reviews

15,743 users

Check the validity of links on any webpage.

Firepicker by thedarkone2

Rated 5 out of 5 stars 55 reviews

18,366 users

Simple color picker plugin for Firebug.
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