First Installed

by dafizilla

10 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,642 reviews

13,713,775 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 2,101 reviews

1,340,121 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...

Stylish by userstyles.org

Rated 4 out of 5 stars 877 reviews

321,651 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.

Web Developer by chrispederick

Rated 5 out of 5 stars 271 reviews

287,455 users

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

ChatZilla by Gijs Kruitbosch, Robert Ginda, others

Rated 4 out of 5 stars 128 reviews

74,529 users

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

FireTray by Foudil, Francesco S., others

A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 174 reviews

87,224 users

View HTTP headers of a page and while browsing.

Dafizilla Table2Clipboard by dafizilla

Rated 5 out of 5 stars 66 reviews

12,820 users

Mozilla applications allow to select rows and columns from a table simply pressing Control key and picking rows/columns with left mouse button.
The selection can be copied to clipboard but the original table disposition is lost making ugly results wh...

DOM Inspector by Scott MacGregor

Rated 2 out of 5 stars 5 reviews

8 users

Inspect the DOM of HTML, XUL, and XML pages, including the mail...

Dafizilla ViewSourceWith by dafizilla

Rated 4 out of 5 stars 49 reviews

3,570 users

The main goal allows users to open (and in some cases edit) page source with external applications.

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