Most Popular Extensions

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eBayBuddy

ebay Buddy is a small extension for quick navigation of eBay and other related tools through the right-click context menu or toolbar button....

Rated 4 out of 5 stars (21)
20 users

Antivir's Latest IVDF (Virus Definitions File) Version Number

This extension will display Antivir's latest virus definition's version number(as per the website) on the status bar.

Rated 4 out of 5 stars (8)
20 users

Float Video

Play videos over any Tab in Picture in Picture format. Visit a Web page, such as YouTube, and click the Video icon to set the video in PiP mode, then move from the active tab to other working tabs while watching the video in the floating window.

Rated 4 out of 5 stars (35)
20 users

Ars Bar

This is a add on helper for the Ars Technica open forums. This will create a drop down menu for forum navigation.

Rated 5 out of 5 stars (4)
20 users

Leprosorium Karma Attitude

This add-on is designed for leprosorium.ru, it
automatically displays karma attitude towards you in user profile.

Not yet rated
20 users

Larger Livemarks

Increases livemarks max width

Not yet rated
20 users

DiskusijeNET toolbar

DiskusijeNET Toolbar for Firefox

Rated 5 out of 5 stars (5)
20 users

DictionaryFox

Looks up words in Dictionary.app on Mac OS X. Optionally, records history of the words you looked up in Twitter.

Rated 5 out of 5 stars (11)
20 users

Cluster Tabs for Firefox

NEW UPDATED LOOK - AUGUST 2010 - Check it out

Create FREE web pages by just using your tabs!

Share interests, research and fun. Quick, easy and cool. Researchers or Social Networkers... download this!

Rated 4 out of 5 stars (56)
20 users

zValido

L'extension des Validateurs du Site du Zéro

Rated 5 out of 5 stars (4)
20 users

ResultRank

Displays the rank of each search result entry in front of the title. Supported search engines: Google, Yahoo and Bing.

Rated 5 out of 5 stars (1)
20 users

Wikidot Toolbar Button

This adds a toolbar item to aid navigation of Wikidot.com

Rated 1 out of 5 stars (1)
20 users

Site Info Buttons

Site Info Buttons provides buttons you can place on your toolbar. Clicking on one provides more information about the site you're on. For example: clicking on the RetailMeNot button while visiting Amazon.com shows RetailMeNot coupons for Amazon.

Rated 1 out of 5 stars (1)
20 users

Aionfox

Navigate the Aion site and other various resources conveniently from the Firefox browser menu.

Rated 5 out of 5 stars (5)
20 users

Navigator for renren.com

A navigator tools for renren.com! Renren is a Chinese social networking site. After install the add-on, you can find "blog", "photo", "share", "status" and "post" in the menu when you right click the name or the photo of a person.

Rated 5 out of 5 stars (1)
20 users

ScanLife Add-on for Firefox

Quickly create, display and save 2D barcodes (EZcode, QR code and Data Matrix) of any pages or links.

Rated 1 out of 5 stars (1)
20 users

admine

Block irrelevant ads. Earn cash when you click interesting ads.
Stop choking your screen and bandwidth with ads you hate.
Find deals. Protect your privacy. Take back your screen!

Rated 1 out of 5 stars (1)
20 users

Download from Youtube. Period.

This is the tool with the most options for downloading sound & video clips from Youtube.

Special: download a video without its voice.

Formats supported: MP3, MP4, FLV, WEBM, M4A, 3GP.

Rated 5 out of 5 stars (2)
20 users

Splash! (Compatible version of Firefox 4)

Adds a splash screen. Supported in Firefox, Flock, Thunderbird, Sunbird, eMusic Remote, Songbird and Sunbird.

Rated 1 out of 5 stars (2)
20 users

Github Shortcuts

Add some basic navigation keyboard shortcuts to Github.

Not yet rated
20 users