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AastraClickToCall Requires Restart

Converts telephone numbers into clickable links for use with Aastra IP Phones

Not yet rated
22 users

Abadis Payment Helper Requires Restart

Abadis Payment Helper save information credit card for fill all bank site's form.
this addon does not save your password and other sensetive information.

Not yet rated
43 users

AbbrrMe Requires Restart

Shorten URLs with the abbrr.com service.

Rated 5 out of 5 stars (4)
1 user

Abduction! - FIXED Requires Restart

Lets you capture an image of a web page, select the part you want and save it.
Fully Tested with Firefox 48.* version.

Rated 3 out of 5 stars (18)
2,101 users

About Addons

Replacement for about:addons written in React

Rated 3 out of 5 stars (2)
138 users

About Startup

Displays startup timings

Rated 4 out of 5 stars (14)
279 users

About Sync Compatible with Firefox 57+

Show information about Firefox Sync.
This addon shows information about your Sync account, including showing all
server data for your account. It is designed primarily for Sync developers or
advanced users.

Rated 5 out of 5 stars (3)
573 users

About This Site Requires Restart

One-click access to web site metadata - traffic, related and linked pages, and more - added to the Tools menu and context...

Rated 4 out of 5 stars (7)
6 users

About:about Button

A button that lists all the about pages that exist. Some of these pages are also provided as separate buttons.

Rated 3 out of 5 stars (4)
172 users

about:about Button Compatible with Firefox 57+

A Firefox exclusive WebExtension to quickly open about:* pages

Rated 3 out of 5 stars (8)
90 users

about:config Button

Open about:config to change hidden settings that cannot be edited from the Options window. All Mozilla based programs have settings that can not be changed in the options window.

Rated 5 out of 5 stars (5)
3,129 users

about:cvrcek Requires Restart

Adds about:cvrcek page.

Rated 4 out of 5 stars (5)
1 user

About:IceCream Requires Restart

Everyone needs a little ice cream

Rated 3 out of 5 stars (15)
0 users

about:jank

Find the jank
https://github.com/jrmuizel/about-jank

Rated 2 out of 5 stars (1)
4 users

about:newtab Context Menu

Add new context menu on about:newtab page to modify link title and URL.

Rated 4 out of 5 stars (2)
19 users

Absolute Addon Bugfix Requires Restart

This is a workaround for the well-known firefox bug where the addon window suddenly stays empty for no reason. Just enable or disable the extension once per browser session in order to keep the addon manager working.

Not yet rated
21 users

Absolute Load Control

adds a context menu to stop/reload for more fine grained control over page loading

Rated 5 out of 5 stars (17)
34 users

AbsolutePunk.net Menu Bar Requires Restart

This extension provides quick access and links to the most commonly used pages (including your control panel) on the music website AbsolutePunk.net.

Not yet rated
1 user

accessible-wikipedia-math Compatible with Firefox 57+

Increases accessibility of math in Wikipedia pages by making most inline use the same invisible MathML that display equations use in Wikipedia. This allows screen readers and other accessibility tools to convert the math to speech, braille, etc.

Not yet rated
4 users

AccessibleNews Requires Restart

Firefox plugin to make more accessible to Blind Users. The AccessibleNews is built upon the technology to smartly understand the page layout and help blind users to access the content more quickly.

Rated 1 out of 5 stars (1)
11 users