The long tail Add-ons.

by morihiro

84 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 7,010 reviews

4,427,216 users

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

uBlock Origin by Raymond Hill

Rated 5 out of 5 stars 658 reviews

1,466,192 users

Finally, an efficient blocker. Easy on CPU and memory.

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,794 reviews

1,239,563 users

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

Easy Screenshot by MozillaOnline

Rated 4 out of 5 stars 106 reviews

2,526,110 users

Capture a screenshot of the whole webpage, and save in your desktop in default.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,007 reviews

1,227,050 users

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

Download Flash and Video by Download Flash and Video

Rated 4 out of 5 stars 400 reviews

641,814 users

Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.

Stylish by Jason Barnabe

Rated 4 out of 5 stars 829 reviews

455,819 users

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

HTTPS Everywhere by EFF Technologists

Rated 4 out of 5 stars 113 reviews

218,529 users

Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,613 reviews

796,454 users

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.

Classic Theme Restorer by Aris

Rated 5 out of 5 stars 1,138 reviews

426,583 users

Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29+ (Windows / MacOSX / Linux).

All builds & changelogs on versions page!

Flagfox by Dave G

Rated 5 out of 5 stars 664 reviews

489,452 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...

Theme Font & Size Changer by Baris Derin, Access Firefox Project

Rated 5 out of 5 stars 227 reviews

100,152 users

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

BetterPrivacy-signed by IKRG

Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...

FireGestures by Gomita

Rated 4 out of 5 stars 954 reviews

342,258 users

A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.

Lightbeam for Firefox by Mozilla

Rated 4 out of 5 stars 421 reviews

438,901 users

Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.
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