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Cisco WebEx Extension Compatible with Firefox 57+

Join WebEx meetings using Firefox ™

Rated 3 out of 5 stars (57)
722,762 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 (101)
56,077 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)
28,639 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)
17,825 users

about:addons-memory 2016

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (33)
11,061 users

Custom User-Agent String

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

Rated 3 out of 5 stars (22)
9,641 users

Yahoo Search Addon

This addon helps you set your default search engine to Yahoo

Rated 4 out of 5 stars (7)
7,711 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)
5,404 users

JSONovich

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

Rated 4 out of 5 stars (43)
5,289 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)
3,876 users

FreeConferenceCall.com Extension Compatible with Firefox 57+

Plugin for launching FCC application

Rated 4 out of 5 stars (12)
3,836 users

Netpanel

An extension necessary for carrying out Netpanel study.

Rated 2 out of 5 stars (2)
3,216 users

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

Stay focused in a pleasant way.

Rated 4 out of 5 stars (13)
3,094 users

Open Multiple URLs Compatible with Firefox 57+

Opens a list of URLs.

Rated 4 out of 5 stars (10)
2,595 users

Enable Youtube Player Mobile

Enables the Youtube player for Firefox for Android

Rated 4 out of 5 stars (21)
2,378 users

Youtube's Annotations No More

Disable Youtube's annotations.

Rated 4 out of 5 stars (7)
2,361 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)
2,201 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)
2,194 users

Autoplay No More

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

Rated 4 out of 5 stars (16)
2,174 users

Toggl Button: Productivity & Time Tracker (Beta) Compatible with Firefox 57+

Puts a timer into any web tool and allows quick real time productivity tracking with all the data stored on your Toggl account.

Rated 3 out of 5 stars (9)
2,145 users