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Youtube Best Video Downloader 2 - MP3 MP4 1080P Compatible with Firefox 57+

Now with 1080p Full-HD Support!

Download every YouTube video you want and you can download them as Full-HD MP4, FLV, 3GP, MP3 128kbps and 192kbps, M4A and AAC formats. Also thumbnails and subtitles can be downloaded! Easy and Fast!

Rated 3 out of 5 stars (79)
112,145 users

Selenium IDE Requires Restart

Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Firefox extension, and allows you to record, edit, and debug tests.

Rated 4 out of 5 stars (39)
107,925 users

Nimbus Screen Capture - editable screenshots

1) Screen capture web pages.
2) Selected regions.
3) Whole browser windows.
4) Slack direct upload (NEW!)
Edit screenshots and save images as local file or Google Drive. Annotate screenshots with different tools. Upload and share!

Rated 4 out of 5 stars (343)
107,563 users

Bulk Media Downloader Compatible with Firefox 57+ Featured

Grab and download media (image, audio, and video) resources by monitoring network (like FlashGot or Flash video downloader extensions)

Rated 4 out of 5 stars (124)
107,519 users

Emoji Keyboard Compatible with Firefox 57+ Featured

A free extension of the web tool https://emojikeyboard.org. It helps input emoji in the web browser with an extensive search functionality.

Rated 4 out of 5 stars (70)
106,721 users

Status-4-Evar Requires Restart

Status bar widgets and progress indicators for Firefox 4+

Rated 5 out of 5 stars (509)
104,540 users

Honey Compatible with Firefox 57+ Featured

Automatically find and try coupon codes with 1-click. Works at thousands of stores in the US, Canada, Australia, India and the UK.

Rated 4 out of 5 stars (189)
103,742 users

Qwant for Firefox

Qwant is the European search engine that does not track you. This extension makes Qwant your default search engine and homepage as well as allowing you to easily extend Firefox Tracking Protection to the whole Web.

Rated 4 out of 5 stars (41)
102,987 users

Menu Wizard Requires Restart Featured

Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (200)
102,984 users

New Tab Homepage

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 (367)
102,812 users

New Tab Override (WebExtension) Compatible with Firefox 57+ Featured

New Tab Override brings back the ability to change the page which is shown when opening a new tab.

Rated 5 out of 5 stars (163)
102,292 users

SaveFrom.net helper all-in-1 / youtube downloader Compatible with Firefox 57+

SaveFrom.net helper will enable you to download files from YouTube.com, FaceBook.com, Vimeo.com, Daylimotion.com, VK.com, Odnoklassnoki.ru, Soundcloud.com and more than 40 other just in one click.

Rated 4 out of 5 stars (666)
102,231 users

µBlock

The most efficient blocker for Firefox.

No ads, no tracking, and insanely faster page loads.

Rated 4 out of 5 stars (230)
101,440 users

VKontakte.ru Downloader (music/videos/photos @ VK) Requires Restart

Download music, videos and photos from VK.com / vkontakte.ru. One-click download, natural filenames, displaying file size and bitrate for music, downloading HD video, downloading HQ photos. No spam, no usage of your account, no spyware.

Rated 4 out of 5 stars (497)
101,081 users

Strict Pop-up Blocker

Quickly toggle between blocking all pop-up windows and allowing some pop-ups

Rated 4 out of 5 stars (130)
100,052 users

Mozilla Archive Format, with MHT and Faithful Save Requires Restart

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

Rated 4 out of 5 stars (260)
98,973 users

ReloadEvery Requires Restart

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)

Rated 4 out of 5 stars (712)
96,277 users

Image Zoom Requires Restart

Adds zoom and rotation functionality for images...

Rated 4 out of 5 stars (342)
94,986 users

Gif Block

Allows user to block gif images on a web page.

Rated 3 out of 5 stars (24)
94,527 users

Fasterfox Requires Restart

STILL WORKS FLAWLESSLY AS OF 8-21-2017
The One; The Original Fasterfox Gives performance & network tweaks for Firefox. Fasterfox makes your browsing so much faster!
Make your Sites Faster than a Fox with Fasterfox for FireFox!

Rated 4 out of 5 stars (84)
94,306 users