Extensions by Weekly Downloads

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WhatsApp™ Desktop No Restart

WhatsApp™ Desktop provides an easy access to WhatsApp Web, and notifies you of incoming posts.

Rated 4 out of 5 stars (53)
2,420 weekly downloads

FEBE

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.

Rated 4 out of 5 stars (655)
2,392 weekly downloads

Stop Ads No Restart

Stopads , the new generation ad blocker allows you to navigate serenely on the web without intrusive ads ( pop up, siste under) or tracking.
Stopads effectively blocks all types of advertising on any web pages .

Rated 4 out of 5 stars (31)
2,369 weekly downloads

EPUBReader

With EPUBReader you can read ePub files just in Firefox. No additional software needed!

Rated 5 out of 5 stars (174)
2,342 weekly downloads

Video Downloader Pro No Restart

Download any video and music from any website! Fast, easy, free!

Rated 4 out of 5 stars (17)
2,338 weekly downloads

Autofill IRCTC Tatkal Form-Plugin & Extension No Restart

This extension reduces time taken to book tatkal ticket www.myrailinfo.in

Rated 3 out of 5 stars (9)
2,319 weekly downloads

Picture Blocker No Restart

Block/Allow images by pressing user-defined hotkeys or a toggle button.

Rated 4 out of 5 stars (8)
2,313 weekly downloads

Tamper Data Featured

Use tamperdata to view and modify HTTP/HTTPS headers and post parameters...

Rated 4 out of 5 stars (138)
2,290 weekly downloads

YouTube Video Downloader - For Context Menu No Restart

Right click YouTube video links on any websites, download it from context menu. Multi formats(mp4 flv 3gp), easy to use and fast to response.

Rated 3 out of 5 stars (7)
2,276 weekly downloads

To Google Translate No Restart

Highlight text on a web page, right click and select To Google Translate for translate or play the previous text. EN-to-ES.

Marque un texto en una página web, de clic derecho y seleccione To Google Translate para traducir o reproducirlo. EN-a-ES.

Rated 4 out of 5 stars (14)
2,226 weekly downloads

YouTube Unblocker Plus No Restart

Gesperrte YouTube-Videos ansehen.

Rated 4 out of 5 stars (9)
2,201 weekly downloads

New Tab Homepage No Restart

A very simple tabbed browsing extension that loads your homepage when you open a new tab. If you have multiple homepages, the first is chosen.

Rated 4 out of 5 stars (366)
2,181 weekly downloads

convert2mp3.net Online YouTube to MP3 Converter

With this addon you can convert your YouTube, Dailymotion, Vevo and Clipfish Videos online to MP3 and MP4!
It it free, easy and very fast.

update 13.06.2014:
The addon was fixed to work with YouTube again after their recent changes.

Rated 5 out of 5 stars (46)
2,176 weekly downloads

Test Quizz No Restart

Lors de votre navigation sur les sites marchands, l'extension Test Quizz - Offres Shopping vous fera faire des économies, en affichant automatiquement les codes promos disponibles et les produits similaires.

Not yet rated
2,151 weekly downloads

Fireforce

brute-force attacks on GET or POST forms

Rated 3 out of 5 stars (13)
2,145 weekly downloads

YouTube™ Flash-HTML5 No Restart Featured

Play YouTube™ Videos in Flash or HTML5 Player

Rated 5 out of 5 stars (13)
2,144 weekly downloads

Show Selected Images

Allows Firefox to reload multiple images that failed to be displayed.

Rated 4 out of 5 stars (14)
2,075 weekly downloads

HackBar

Simple security audit / Penetration test tool.

Rated 4 out of 5 stars (43)
2,064 weekly downloads

YouTube ALL HTML5 No Restart Featured

Play all videos on youtube without flash in your preferred size using only HTML5.

Rated 4 out of 5 stars (152)
2,051 weekly downloads

Fasterfox Lite

Fasterfox Lite: Performance and network tweaks for Firefox, without the Enhanced Prefetching. This is a fork from the original "Fasterfox".

Rated 4 out of 5 stars (251)
2,034 weekly downloads