Mest populære udvidelser


Webmail Ad Blocker Ingen genstart Udvalgte

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, and Yahoo Mail.

Bedømmelse: 4 ud af 5 stjerner (195)
116.476 brugere

YouTube ALL HTML5 Ingen genstart Udvalgte

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

Bedømmelse: 4 ud af 5 stjerner (150)
116.051 brugere

Modify Headers

Add, modify and filter the HTTP request headers sent to web servers. This addon is particularly useful for Mobile web development, HTTP testing and privacy.

Bedømmelse: 4 ud af 5 stjerner (74)
115.983 brugere

Print Edit Udvalgte

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

Bedømmelse: 5 ud af 5 stjerner (299)
115.665 brugere

JavaScript Debugger

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

Bedømmelse: 4 ud af 5 stjerner (50)
115.313 brugere

Thumbnail Zoom Plus Udvalgte

Shows full image when you hover over a thumbnail. Works with Amazon, Baidu Images, Bing Images, Facebook, Flickr, Google+, Google Images, IMDb, LinkedIn, Netflix, Pinterest, Reddit, Twitter, Yandex, YouTube, Wikipedia, Yahoo Images, & many more.

Bedømmelse: 4 ud af 5 stjerner (347)
115.284 brugere

The Addon Bar (Restored) Ingen genstart

Gives you a place to put all your add-on buttons without over-crowding the navigation bar.

Bedømmelse: 5 ud af 5 stjerner (329)
114.095 brugere

Browsec VPN Ingen genstart

Encrypts traffic and unlocks sites.

Facebook closed by an overzealous sysadmin? Browsec to the rescue!

Browsec encrypts your traffic and routes it through our secure cloud. No one will be able to identify, track you or sniff your traffic.

Bedømmelse: 4 ud af 5 stjerner (72)
113.751 brugere


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.

Bedømmelse: 4 ud af 5 stjerner (655)
113.630 brugere

TinEye Reverse Image Search

TinEye is a reverse image search engine. The plugin adds a context menu item that allows you to search for an image to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.

Bedømmelse: 4 ud af 5 stjerner (184)
111.671 brugere

JSONView Ingen genstart

View JSON documents in the browser.

Bedømmelse: 5 ud af 5 stjerner (153)
110.937 brugere

Tamper Data Udvalgte

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

Bedømmelse: 4 ud af 5 stjerner (136)
110.170 brugere


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!

Bedømmelse: 4 ud af 5 stjerner (92)
108.309 brugere

Tree Style Tab

Show tabs like a tree.

Bedømmelse: 4 ud af 5 stjerner (1.336)
107.639 brugere

Strict Pop-up Blocker Ingen genstart

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

Bedømmelse: 4 ud af 5 stjerner (79)
104.896 brugere

Cookies Manager+

Cookies manager to view, edit and create new cookies. It also shows extra information about cookies, allows edit multiple cookies at once and backup/restore them.

Bedømmelse: 4 ud af 5 stjerner (93)
104.246 brugere

Download Manager (S3)

View and manage downloads from a tidy statusbar

This is a new life in Firefox 26+ for old well-known addon Download Statusbar

New Features: Replace Downloads Library page.
Now you have full control of your downloads history!

Bedømmelse: 5 ud af 5 stjerner (289)
103.770 brugere

YouTube to MP3

Adds links to convert and download Youtube, MyVideo, Clipfish, Sevenload, Dailymotion, MySpace videos as MP3 files. Visit our site: for more information

Bedømmelse: 3 ud af 5 stjerner (304)
99.935 brugere

X-notifier (for Gmail,Hotmail,Yahoo,AOL ...) Udvalgte

WebMail Notifier checker dine webmail-konti og underretter dig om antallet af ulæste e-mails... Understøtter : gmail, yahoo, hotmail, daum, naver, empas, nate med flere.

Bedømmelse: 4 ud af 5 stjerner (1.674)
99.394 brugere

Simple YouTube to MP3/MP4 Converter and Downloader Ingen genstart

Download youtube videos as mp3/mp4/ogg/webm fast and easy! Adding mirrors everyday to decrease any downtime! We monitor comments and work to fix any problems as soon as possible!

Bedømmelse: 4 ud af 5 stjerner (30)
99.327 brugere