My Favorite Add-ons

by Minal

24 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,127 reviews

17,443,461 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 7,573 reviews

4,523,001 users

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

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,071 reviews

1,761,313 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 1,058 reviews

1,116,498 users

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

Selenium IDE by Jason Huggins, Adam Goucher, others

Download Now

Experimental

Rated 4 out of 5 stars 26 reviews

123,499 users

Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Firefox extension, and allows you to record, edit, and debug tests.

Full Web Page Screenshots (♥♥♥♥♥) by susbox

FireShot makes full web page screenshots. Demo: http://bit.ly/RlBQMV

Screenshots can be quickly captured and:

― Saved as Image or PDF
― Sent to clipboard
― Printed
― Annotated *
― Uploaded *
― E-Mailed *

* OS Windows only

Web Developer by chrispederick

Rated 5 out of 5 stars 262 reviews

406,451 users

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

HackBar by Johan Adriaans, Pedro Laguna

Rated 4 out of 5 stars 50 reviews

33,237 users

Simple security audit / Penetration test tool.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 168 reviews

124,285 users

View HTTP headers of a page and while browsing.

JSONView by Ben Hollis

Rated 5 out of 5 stars 177 reviews

109,144 users

View JSON documents in the browser.

FEBE by Chuck_Baker

Rated 4 out of 5 stars 618 reviews

96,073 users

FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.

Firebug Autocompleter by yamapikarya

Rated 4 out of 5 stars 31 reviews

17,258 users

Firebug command line autocomplete.

ShowIP by ShowIP Dev Team

Download Now

Experimental

Rated 3 out of 5 stars 276 reviews

34,979 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.

Download Statusbar by C.J.

Download Now

Experimental

Rated 4 out of 5 stars 1,375 reviews

216,005 users

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing.

Thanks Tekzilla for your awesome review! Click here to see their video: http://youtu.be/BUDqWrJ-Vao

Pencil by Dương Thành An, Brainiac

Rated 4 out of 5 stars 89 reviews

900 users

Pencil is a Firefox add-on to do GUI prototyping and simple sketching
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