Best Fast Mozilla Addons Alternatives

Total fast plugins - 38
Ghostery

Increase your browsing privacy, protection, and speed.

   
Total Downloads: 1.4M
Disconnect

Make the web faster, more private, and more secure.

   
Total Downloads: 284.9K
Youtube Best Video Downloader 2 - MP3 MP4 M4A AAC

Now with 1080p Full-HD Support!

Download every YouTube video you want and you can download them as Full-HD MP4, FLV, 3GP, MP3, M4A and AAC formats. Easy & Fast!

   
Total Downloads: 115.4K
Translate This!

Translate the whole entire page or just a selection using Google Translate.

Total Downloads: 87K
Simple YouTube MP3 Button

Adds a small and simple button to YouTube videos that allows you to quickly download the audio of the video as an MP3 file (quality of the MP3 is as high as the video offers) without having to leave the page.

Total Downloads: 23.2K
QuickMark

A quick and minimalistic way to create bookmarks.

Total Downloads: 11.3K
AdvertBan

Blocks ads, popups, cookie trackers and spyware on the web, including ads on Facebook, Gmail, Youtube, Google Search and popular news sites. Works faster than competing addons. Extremely simple and light, so even your grandma can deal with AdvertBan

Total Downloads: 11K
QuickWiki

Quick lookup in Wiktionary and Wikipedia, without the need to open a new tab.
Just right-click a word while shift / ctrl / alt is pressed.

Total Downloads: 9.9K
Go-Mobile [Speed Boost]

Tell websites your browser is a phone. Very handy for dial-up connections, or just to speed up browsing. Simple, small, and fast. Go Mobile.

Total Downloads: 5.8K
Easy Copy Paste

No more Ctrl+C / V. Fastest way to copy and paste. Copy with and without formatting! Quickly Tun On and OFF copy paste feature when you need it.

Total Downloads: 5.1K
SiteLauncher

Unique 'speed dial' add-on for Firefox that gives you a fast way to to open your favorite sites using keyboard shortcuts. Ctrl + Space invokes the 'Launcher' then a single letter key press opens a specific site. E.g: open Facebook by Ctrl + Space, F

Total Downloads: 3.9K
User Agent Quick Switch

Quickly switch the browser user agent.

Total Downloads: 3.4K
ResizeIT

Resize and position Firefox with keys: ALT+1, 2, 3, 4, 5, 6, 7, 8, 9 and 0.

Total Downloads: 2.7K
FireFile

Firebug extension to save the CSS files edited with firebug live to your web server. That makes Firebug become the first remote-save live-preview CSS editor and allows ultra-fast webdesign and prototyping.

Total Downloads: 2.3K
Multiple Checkbox Checker

Checks multiple checkboxes with a selection lasso. Right click on a page and select 'Check Multiple Boxes.'

Total Downloads: 2.1K
Float View for Youtube.

Cool and fun feature for Youtube to see video and comments within a same screen.

Total Downloads: 1.9K
Search Engine Ad Remover

Removes ads when searching using Google, Bing, DuckDuckGo, StartPage and Ask!

Total Downloads: 1.7K
FastPrevNext

Easily browse through sequenced URLs

Total Downloads: 1.4K
ClickCutter AutoCopy

Highlight a text and automatically Copy it to the clipboard.

You have full control of what to copy and what not to copy when you highlight text.

Middle button Paste option.

Auto copy

Total Downloads: 1.1K
Swift Selection Search

Swiftly access your search engines in a popup panel when you select text in a webpage. Context search menu also included!

Total Downloads: 1K