by sloprlek

857 Add-ons in this Collection

JavaScript Deobfuscator by Wladimir Palant

Rated 5 out of 5 stars 19 reviews

53,574 users

This add-on shows you what JavaScript code runs on a web page, even if it is obfuscated and generated on the fly. Simply open JavaScript Deobfuscator from the Web Developer menu and watch the scripts being compiled/executed.

Showcase by Josep del Rio

Rated 4 out of 5 stars 150 reviews

62,653 users

Easily find and manage your browser tabs.

Print Edit by DW-dev

Rated 5 out of 5 stars 276 reviews

101,079 users

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

Translate This! by Bradley Rosenfeld

Rated 4 out of 5 stars 90 reviews

80,586 users

Translate the whole entire page or just a selection using Google Translate.

Autofill Forms by Sebastian Tschan, Egor Zindy, others

Rated 3 out of 5 stars 395 reviews

61,510 users

Autofill Forms enables you to fill out web forms with one click.

FB Phishing Protector by Diego Casorran

Rated 5 out of 5 stars 26 reviews

37,704 users

Protects you from Phishing or Scams (through XSS injection attacks) while you're on Facebook™ - Version 4.2 introduces a Tracking Protection feature as well.

RightToClick by IKRG

Rated 5 out of 5 stars 142 reviews

173,712 users

Stops javascript annoyances such as forbidden right click, forbidden text selection or cascading dialog boxes.

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 341 reviews

129,510 users

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

HackBar by Johan Adriaans, Pedro Laguna

Rated 4 out of 5 stars 41 reviews

29,805 users

Simple security audit / Penetration test tool.

Wiktionary and Google Translate by Zen

Rated 4 out of 5 stars 177 reviews

59,090 users

(former Google Dictionary and Google Translate)

In-line dictionary for any word you point to or double-click; whole page translation of any web page in another language.

gContactSync by Josh Geenen

Rated 4 out of 5 stars 205 reviews

62,899 users

Synchronizes contacts & groups between Thunderbird or SeaMonkey and Google Contacts. Imports Facebook friends, contacts you follow on Twitter, and more.

Mozilla Archive Format, with MHT and Faithful Save by Christopher Ottley, Paolo Amadini

Rated 4 out of 5 stars 277 reviews

175,352 users

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

KeeFox by Luckyrat

Simple and secure password management. Login automatically, never forget another password, stay in control of your passwords and improve their security. Powered by the world-renowned KeePass Password Safe.

Web2PDF Converter by Tomas Rutkauskas

Rated 4 out of 5 stars 83 reviews

41,897 users

Web page to PDF conversion tool

HttpFox by Martin Theimer

Rated 4 out of 5 stars 164 reviews

81,041 users

An HTTP analyzer addon for Firefox
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 58
Results 6175 of 857

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections

More by this User

See all collections by this user

Recently Viewed