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by imoz

20 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,823 reviews

22,236,729 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).

Video DownloadHelper by mig

Rated 4 out of 5 stars 5,104 reviews

5,703,146 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,759 reviews

2,756,272 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...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,555 reviews

1,537,168 users

The first and only download manager/accelerator built inside Firefox!

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,458 reviews

2,325,831 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.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 941 reviews

1,384,980 users

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

Web Developer by chrispederick

Rated 5 out of 5 stars 203 reviews

691,598 users

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

SQLite Manager by lazierthanthou

Rated 5 out of 5 stars 30 reviews

220,810 users

Manage any SQLite database on your computer.

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 300 reviews

305,177 users

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

Tree Style Tab by Piro (piro_or)

Download Now

Experimental

Rated 4 out of 5 stars 1,128 reviews

105,989 users

Show tabs like a tree.

Certificate Patrol by Carlo v. Loesch, tg(x), others

Rated 4 out of 5 stars 73 reviews

16,315 users

Your browser trusts many certification authorities and intermediate sub-authorities quietly, every time you enter an HTTPS web site. This add-on reveals when certificates are updated, so you can ensure it was a legitimate change.

FirePHP by cadorn

Rated 4 out of 5 stars 45 reviews

68,568 users

FirePHP enables you to log to your Firebug Console using a simple PHP method call.

Not using Firebug 1.9+ on Firefox 8+? See http://firephp.org/

Secure Login by Sebastian Tschan, Sarah Av.

Rated 4 out of 5 stars 362 reviews

62,285 users

Secure Login is an extension for Firefox integrated password manager.

Nightly Tester Tools by Automation Development, Tony Mechelynck, others

Rated 4 out of 5 stars 189 reviews

44,799 users

Useful tools for the nightly tester.

FaviconizeTab by Kyosuke Takayama

Rated 4 out of 5 stars 353 reviews

16,981 users

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