Extensions by Name

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Addons Quick Search Requires Restart

Type first letters of add-on name to find them in the list or press Ctrl+↑/↓ to switch between add-ons categories.
Additionally remember and restore last selected item in each list.

Rated 5 out of 5 stars (11)
429 users

Addons Recent Updates Requires Restart

Show more addons recent updates

Rated 5 out of 5 stars (10)
1,018 users

Addressbooks Synchronizer Requires Restart

Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers

Rated 4 out of 5 stars (58)
23,913 users

AdRemind.Me Requires Restart

Want to keep your favourite Web sites alive even when you're using Adblock Plus? AdRemind.Me helps you to supporting your favourite Web sites in deactivating periodically Adblock Plus ad filters only on these sites for 20 seconds.

Rated 4 out of 5 stars (3)
1 user

Advanced Dork: Requires Restart

Advanced Dork: gives quick access to Google's Advanced Operators directly from the context menu...

Rated 5 out of 5 stars (21)
418 users

AdWords OK Requires Restart

Google Adwords Statistical Relevance View Expansion: Don't make decisions on average values. AdWords-OK expands your AdWords statistics by min and max-values. Your values will stay in the longterm with a probability of over 95% between this values.

Rated 3 out of 5 stars (5)
57 users

Ajustar Requires Restart

This extension adds a new button that adjust navigator window to page content.
Every web page has a width and height, and the navigator window usually is not fitted to the page content. With this extension you can read easier the web pages clicking ...

Not yet rated
0 users

AlexaTopSites

This add-on provides quick access to Alexa's Top Sites.

Rated 4 out of 5 stars (5)
1,120 users

All mail from all accounts Requires Restart

Add a toolbar button to send and receive all mail from all accounts for Leopard theme.

Rated 5 out of 5 stars (1)
308 users

All Menus Button

Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.

Rated 4 out of 5 stars (13)
911 users

ALLYouTubeDownloader Requires Restart

ALLYouTubeDownloader extention (FLV/MP4/WebM; HD/HQ). Windows only. Works only with ALL YouTube Downloader 2.3 application or higher (versions 2.2 and lower doesn't work anymore).
Homepage: http://www.allplayer.org/youtube-to-allplayer

Rated 3 out of 5 stars (8)
5,371 users

Amazing Media Browser Requires Restart

A Multimedia Download Tool

Rated 3 out of 5 stars (21)
70 users

AMO Browsing for SeaMonkey

This extension makes browsing for extensions easier at addons.mozilla.org. It fixes incorrect information about some extensions being not available for SeaMonkey and adds links to the Add-on Converter where needed.

Rated 5 out of 5 stars (4)
151 users

AMO Modifications

Back-logged AMO Editor Tool modifications

Not yet rated
1 user

Anaglyph 3D Requires Restart

Convert image to 3d image (anaglyph).

Rated 4 out of 5 stars (8)
302 users

Android Debug Bridge For Firefox

This addon adds some Android Debug Bridge access to Firefox. It requires access to the adb/adb.exe executable from the Android SDK.

Rated 5 out of 5 stars (1)
113 users

Answers Questions Requires Restart

Adds to browser simple answers questions scripts generator.

Not yet rated
6 users

ArsTechnica Single Page Article

Shows a single page containing the whole multi page article.

Rated 5 out of 5 stars (4)
48 users

AuctionSearchKit Requires Restart

One-click eBay tools providing useful information to the buyer including a map of where items are located, past feedback on similar items and seller history/statistics.

Not yet rated
13 users

AutoCopy 2 Requires Restart

Copies selected text to the clipboard automatically.

Rated 5 out of 5 stars (75)
10,812 users