Powernerd Webdev

by Lars Petter G. Bøe

12 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,840 reviews

2,114,296 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...

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,012 reviews

1,254,753 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

iMacros for Firefox by Ipswitch

Rated 4 out of 5 stars 425 reviews

442,616 users

Automate Firefox. Record and replay repetitive tasks. If you're tired of manually visiting the same sites, filling out forms, downloading files and extracting data, then iMacros is for you! Save time, effort and money with iMacros browser automation!

Stylish by userstyles.org

Rated 4 out of 5 stars 834 reviews

461,366 users

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

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 972 reviews

467,248 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 312 reviews

259,341 users

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

Rainbow Color Tools by Heather Arthur

Rated 5 out of 5 stars 97 reviews

27,632 users

Color tools for web development.

Color picker and eyedropper + saving colors and trying out colors with drag and drop.

Greasefire by Steve Krulewitz, Erik Vold

Rated 4 out of 5 stars 162 reviews

9,622 users

Automatically find user scripts on Userscripts.org (requires Greasemonkey or Scriptish)

FaviconizeTab by Kyosuke Takayama

Rated 4 out of 5 stars 363 reviews

11,025 users

This extension adds a new "FaviconizeTab" option to the context menu of the tab...

GridFox by Eric Puidokas

Rated 4 out of 5 stars 18 reviews

4,166 users

Draws a grid on top of a website

Destroy the Web by jose.bolanos

Rated 4 out of 5 stars 73 reviews

1,480 users

Turn any webpage into a shoot-em up video game.
With a pulse pounding soundtrack and high scores for every web page, Destroy the Web is a fun way to take a little break during the day.

Browser Turns Editor by No one

Rated 4 out of 5 stars 27 reviews

78 users

Edit web pages directly in Firefox!

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