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
4 matching results
Search
Sort by:
DevPrefs
Automatically sets all preferences for Firefox addon developer production environment.
Switch Message Colour Requires Restart
Adds a Toolbar-Button to Thunderbird to switch between the mails' original colouring and your user defined colouring.
To create your own collections, you must have a Mozilla Add-ons account.