To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseFilter Results
-
Category
-
Works with
-
Tag
3 matching results
Search
Sort by:
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.
About:about Button
A button that lists all the about pages that exist. Some of these pages are also provided as separate buttons.
To create your own collections, you must have a Mozilla Add-ons account.