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About config button

Przycisk otwierający zaawansowane ustawienia firefoxa.

Rated 4 out of 5 stars (6)
2,686 users

About Home Themer No Restart

Enables theming of the About:Home page by providing a simple redirect

Rated 4 out of 5 stars (2)
311 users

About Menu

Easily access the various About menus in Firefox.

Rated 4 out of 5 stars (22)
77 users

About Pages No Restart

Quick-access Firefox about: pages from the right-click context menu.

Rated 3 out of 5 stars (5)
27 users

About Pages List No Restart

Very simple Firefox add-on consisting in a button which shows a list of all the "about" pages (including some other add-ons' "abouts"). Forked from "What about:..".

Rated 5 out of 5 stars (2)
179 users

About sessionstore No Restart

Information about tabs and windows kept in the Session Store.

Rated 4 out of 5 stars (7)
1,111 users

About Startup No Restart

Displays startup timings

Rated 4 out of 5 stars (15)
963 users

About support button

Toolbar Shortcut Button for Mozilla's "about:support" Troubleshooting Information.

Not yet rated
362 users

About This Site

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)
22 users

About:about Button No Restart

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

Rated 4 out of 5 stars (2)
173 users

about:accessibilityenabled

An about page, about:accessibilityenabled, to show whether accessibility API support is...

Rated 1 out of 5 stars (2)
118 users

about:addons Button

Toolbar button to launch the Addon Manager

Rated 4 out of 5 stars (11)
267 users

about:addons Launcher

Simple lightweight add-on that provides one click access to the Add-ons Manager via a toolbar button.

Rated 4 out of 5 stars (13)
1,545 users

about:addons-memory No Restart

Adds an about:addons-memory page that details add-on memory usage

Rated 4 out of 5 stars (89)
38,226 users

about:config Button No Restart

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.

Not yet rated
649 users

about:cvrcek

Adds about:cvrcek page.

Rated 4 out of 5 stars (5)
6 users

About:IceCream

Everyone needs a little ice cream

Rated 3 out of 5 stars (15)
5 users

about:jank No Restart

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

Rated 2 out of 5 stars (1)
30 users

about:kitchensink

Adds about:kitchensink

Rated 3 out of 5 stars (4)
5 users

about:kittens

Baby cats and kittens in the about box...

Rated 5 out of 5 stars (6)
38 users