My Favorite Add-ons

by Scott Ferguson

46 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,301 reviews

18,411,947 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 4,221 reviews

5,926,179 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.
This works also for audio and picture galleries.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,649 reviews

2,626,209 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...

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,320 reviews

2,193,669 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 866 reviews

1,621,873 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 183 reviews

687,408 users

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

Self-Destructing Cookies by Ove

Rated 4 out of 5 stars 260 reviews

146,744 users

Cookies when you need them, not when others need them to track you - gets rid of a site's cookies and LocalStorage as soon as you close its tabs. Protects against trackers and zombie-cookies. Trustworthy services can be whitelisted.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 136 reviews

193,660 users

View HTTP headers of a page and while browsing.

YSlow by YSlow

Rated 3 out of 5 stars 167 reviews

134,224 users

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.
http://yslow.org is the official open source website.

Modify Headers by Gareth Hunt

Rated 5 out of 5 stars 62 reviews

115,514 users

Add, modify and filter the HTTP request headers sent to web servers. This addon is particularly useful for Mobile web development, HTTP testing and privacy.

TinEye Reverse Image Search by TinEye

Rated 4 out of 5 stars 168 reviews

137,988 users

TinEye is a reverse image search engine. The plugin adds a context menu item that allows you to search for an image to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.

Autofill Forms by Sebastian Tschan, Egor Zindy

Rated 3 out of 5 stars 345 reviews

76,302 users

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

JavaScript Deobfuscator by Wladimir Palant

Rated 4 out of 5 stars 19 reviews

52,612 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.

Wappalyzer by Elbert Alias

Rated 4 out of 5 stars 80 reviews

52,961 users

Wappalyzer is a browser extension that identifies software on websites.

Add-on Compatibility Reporter by Mozilla

Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly.
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