Add-ons
CategoryManager 3.5 Requires Restart
by John Bieling
Category manager for Thunderbird contacts, also allows to send an email to all members of a category (categories can be used as contact groups).
About this Add-on
This add-on scans all contact-cards of the currently selected address book, extracts all categories and displays a list inside the Thunderbird address book. It allows to rename and to remove a category (changes the category string in all member contact cards).
