Add-ons

by sloprlek

832 Add-ons in this Collection

YouTube mp3 by Philip

Rated 3 out of 5 stars 246 reviews

466,076 users

Adds a download button to YouTube. By clicking on it you can download the video as a high quality mp3 file.

QuickJava by Doug G

Rated 5 out of 5 stars 206 reviews

261,813 users

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

FoxyProxy Standard by Eric H. Jung, groeg, others

Rated 4 out of 5 stars 359 reviews

274,489 users

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

NetVideoHunter by netvideohunter

Rated 4 out of 5 stars 387 reviews

264,285 users

This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...

Web Developer by chrispederick

Rated 5 out of 5 stars 245 reviews

469,513 users

The Web Developer extension adds various web developer tools to the browser.

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 969 reviews

460,466 users

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

ProxTube - Unblock YouTube by ProxTube

Rated 4 out of 5 stars 220 reviews

289,200 users

In some countries YouTube videos are blocked! Unblock them with this Addon.
Supported countries: Germany, Netherlands, Spain, ...? not US compatible
Status+Support: proxtube.com & Twitter: twitter.com/ProxTube (EN/DE)

EPUBReader by epubreader

Rated 5 out of 5 stars 174 reviews

399,470 users

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

Flagfox by Dave G

Rated 5 out of 5 stars 657 reviews

480,303 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

Bitdefender QuickScan by BitDefender Labs

Rated 4 out of 5 stars 60 reviews

80,143 users

The quickest way to find out if your computer is infected!
Bitdefender QuickScan is a very fast antivirus scanner, able to determine in a matter of seconds if a system is infected with malware.
More on http://quickscan.bitdefender.com/faq

SQLite Manager by lazierthanthou

Rated 5 out of 5 stars 55 reviews

195,196 users

Manage any SQLite database on your computer.

Self-Destructing Cookies by Ove

Rated 4 out of 5 stars 519 reviews

186,114 users

Fix the web. Gets rid of a site's cookies and LocalStorage as soon as you close its tabs. Protects against trackers and zombie-cookies. Trustworthy services can be whitelisted.

Awesome Screenshot Plus - Capture, Annotate & More by Diigo Inc.

Rated 4 out of 5 stars 1,184 reviews

230,293 users

Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. And more!

Evernote Web Clipper by Evernote

Rated 2 out of 5 stars 920 reviews

371,211 users

Use the Evernote Web Clipper to save things you see on the web into your Evernote account.
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