by jordan10la

52 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 5,850 reviews

4,552,311 users

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

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 964 reviews

1,224,253 users

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

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,625 reviews

1,300,196 users

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

Stylish by Jason Barnabe

Rated 4 out of 5 stars 763 reviews

625,731 users

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.

Flagfox by Dave G

Rated 5 out of 5 stars 636 reviews

573,644 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...

Evernote Web Clipper by Evernote

Rated 2 out of 5 stars 831 reviews

373,542 users

Use the Evernote Web Clipper to save things you see on the web into your Evernote account.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,526 reviews

298,099 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

United States English Spellchecker by jooliaan

Rated 3 out of 5 stars 166 reviews

446,231 users

United States English Spellchecker for Firefox, Thunderbird and SeaMonkey by Kevin Atkinson and Geoff Kuenning.

To enable, right-click in a multi-line text box, select "Languages", then "English (United States)".

ReloadEvery by Jaap Haitsma

Rated 4 out of 5 stars 677 reviews

159,500 users

Reloads web pages every so many seconds or minutes. The function is accessible via the context menu (menu you get when you right click on a web page) or via tab context menu (right click on the tab)

IE Tab by PCMan, yuoo2k

Rated 4 out of 5 stars 1,194 reviews

215,996 users

IE Tab - an extension from Taiwan, features: Embedding Internet Explorer in tabs of Mozilla/Firefox...

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 306 reviews

256,187 users

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

PDF Download by Nitro PDF Software

Rated 2 out of 5 stars 685 reviews

108,799 users

Use PDF Download to do whatever you like with PDF files on the Web. Regain control and eliminate browser problems, view PDFs directly in Firefox as HTML, and use the all-new Web-to-PDF toolbar to save and share Web pages as high-quality PDF files.

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.

Fast Dial by telega

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Rated 3 out of 5 stars 2,464 reviews

134,843 users

Visual bookmarks for Firefox. (Works with all latest versions of Firefox)

FEBE by Chuck_Baker

Rated 4 out of 5 stars 644 reviews

119,037 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.
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