My Favorite Add-ons

by SHahab

63 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 4,152 reviews

6,201,537 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 1,624 reviews

2,906,910 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 854 reviews

1,801,849 users

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

Adblock Plus Pop-up Addon by Jesse Hakanen

Rated 4 out of 5 stars 155 reviews

1,199,536 users

Adblock Plus Pop-up Addon extends the blocking functionality of Adblock Plus to those annoying pop-up windows that open on mouse clicks and other user actions.

Stylish by Jason Barnabe

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Orkut, and many, many other sites. You can even customize Firefox and other programs themselves.

LastPass Password Manager by LastPass

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

Flagfox by Dave G

Rated 5 out of 5 stars 567 reviews

894,234 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 195 reviews

457,635 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

iCloud Bookmarks by Apple Inc.

Rated 3 out of 5 stars 37 reviews

323,849 users

Keep your Firefox bookmarks on Windows up to date with your Safari bookmarks on iPhone, iPad, and Mac with the iCloud Bookmarks extension for Firefox.

Evernote Web Clipper by Evernote

Rated 3 out of 5 stars 550 reviews

439,777 users

Use this extension to save things you see on the web into your Evernote account. It provides a toolbar button and context menu to add an article, selection, URL or an entire page.

BlockSite by Wips.com s.r.o.

Rated 3 out of 5 stars 445 reviews

211,293 users

BlockSite is an extension, which automagically blocks websites of your choice. Additionally, this extension will disable all hyperlinks to these websites, by just displaying the link text without the clicking functionality.

Awesome Screenshot Plus - Capture, Annotate & More by Diigo Inc.

Rated 4 out of 5 stars 847 reviews

197,918 users

Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. And more!

SQLite Manager by lazierthanthou

Rated 5 out of 5 stars 52 reviews

211,579 users

Manage any SQLite database on your computer.

Pocket by Read It Later, Inc

Rated 4 out of 5 stars 871 reviews

307,215 users

When you find something on the web that you want to view later, put it in Pocket. It automatically syncs to your phone, tablet or computer so you can view it at any time, even without an internet connection.

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 282 reviews

313,073 users

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