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Cisco WebEx Extension Compatible with Firefox 57+

Join WebEx meetings using Firefox ™

Rated 3 out of 5 stars (61)
726,760 users

ExHentai Easy 2

When accessing exhentai.org the user is presented with a photo of a sad panda. Access to the site is restricted to users of the sister site http://forums.e-hentai.org whom must manually copy their IPB cookie. This plugin automates this process.

Rated 4 out of 5 stars (102)
56,062 users

Search and Wider Mail by Yahoo

Expand your Yahoo Mail inbox. Set Yahoo as your default search and enjoy a wider view.

Wider mail experience works only with Yahoo as the default search engine.

Rated 4 out of 5 stars (26)
28,589 users

YouTube Center

YouTube Center contains all kind of different useful functions which makes your visit on YouTube much more entertaining.

Rated 3 out of 5 stars (283)
17,808 users

about:addons-memory 2016

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (33)
11,048 users

Custom User-Agent String

Set custom User-Agent string. Also available for Firefox on Android.

Rated 3 out of 5 stars (22)
9,661 users

Yahoo Search Addon

This addon helps you set your default search engine to Yahoo

Rated 4 out of 5 stars (7)
7,697 users

Skip adf.ly skip!!

This addon allows you to skip automatically advertising adf.ly.
Basically when the page loads the site adf.ly with various advertisements, the add-on does go directly to the site you want, but waiting a few seconds.
It is compatible with Android.

Rated 4 out of 5 stars (27)
5,391 users

JSONovich

Pretty-prints JSON content in the browser for easy, unobtrusive viewing.

Rated 4 out of 5 stars (43)
5,253 users

FreeConferenceCall.com Extension Compatible with Firefox 57+

Plugin for launching FCC application

Rated 4 out of 5 stars (12)
4,014 users

RuTracker add-on Compatible with Firefox 57+

Extended functionality for RuTracker.

Комфортная работа с зеркалами и пр.

Rated 4 out of 5 stars (6)
3,875 users

Netpanel

An extension necessary for carrying out Netpanel study.

Rated 2 out of 5 stars (2)
3,211 users

Forest: stay focused, be present Compatible with Firefox 57+

Stay focused in a pleasant way.

Rated 4 out of 5 stars (13)
3,085 users

Open Multiple URLs Compatible with Firefox 57+

Opens a list of URLs.

Rated 4 out of 5 stars (10)
2,608 users

Enable Youtube Player Mobile

Enables the Youtube player for Firefox for Android

Rated 4 out of 5 stars (21)
2,362 users

Youtube's Annotations No More

Disable Youtube's annotations.

Rated 4 out of 5 stars (7)
2,356 users

Web Health Study

A Firefox Shield study to learn more about users' understanding of how the web works.

Rated 3 out of 5 stars (1)
2,239 users

Autoplay No More

Disable "play next video" feature on Youtube, TED and Vimeo.

Rated 4 out of 5 stars (16)
2,219 users

AdStopEnforcer Compatible with Firefox 57+

Prevent boring messages like "disable your ad-blocker and refresh page to continue"

Rated 4 out of 5 stars (15)
2,198 users

Extension Auto-Installer

Extension Auto-Installer is a helper for Firefox/SeaMonkey/Thunderbird extension developers: it allows automatically adding or updating browser extensions, e.g. via command line tools. This makes testing your changes easier.

Rated 5 out of 5 stars (41)
2,186 users