deep Preffered AddOns

by deep

37 Add-ons in this Collection

Color Folders by fisheater

Rated 4 out of 5 stars 164 reviews

364 users

Color your Folder Treeview Icons!
Collector's Note Make some folders looks better in colors

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 88 reviews

70 users

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.
Collector's Note Changing the Mozilla Thunderbird interface language never are so easiest

Google Calendar Tab by Bryan Clark

Rated 4 out of 5 stars 104 reviews

69 users

Adds the Google Calendar web interface as a new tab directly into Thunderbird. Creating and viewing events works just as it would in a browser like Firefox
Collector's Note Tab for easiest access of Google Calendar

Google Search for Thunderbird by mkmelin, mike_conley

Rated 4 out of 5 stars 39 reviews

65 users

Adds Google Search to Thunderbird
Collector's Note Adds InText Seach Engine - Google as default instead of Bing!

United States English Spellchecker by jooliaan

Rated 4 out of 5 stars 207 reviews

5,020 users

This dictionary is no longer maintained. Use this dictionary instead.
Collector's Note English Spellchecker

Duplicate Contact Manager by Marian Steinbach, Copelnug

Rated 3 out of 5 stars 114 reviews

104 users

Facilitates handling of duplicates in your address book(s). Allow to search and remove similar contacts.
Collector's Note Remove duplicates in contacts

Bulgarian Dictionary by Emu, Стоян Димитров

Rated 5 out of 5 stars 30 reviews

5,084 users

Bulgarian spellchecking...
Collector's Note Bulgarian Spellchecker

Thunderbird Message Filter Import/Export by Wind Li

Rated 3 out of 5 stars 72 reviews

5 users

Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.
Collector's Note Option to import or export the filters that you assosiate with Thunderbird

Disable DragAndDrop (Thunderbird) by Takayama Fumihiko

Rated 5 out of 5 stars 19 reviews

68 users

A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.
Collector's Note Disable Drag and Drop feature causing some times folders to dissapear misteriously.

Lightning QR Code Add-on by Harald Judt

Rated 5 out of 5 stars 14 reviews

34 users

Integrate QR codes for calendar events into tooltips for easy transfer to mobile devices.

ThunderBirthDay by ingomueller.net

Rated 4 out of 5 stars 97 reviews

221 users

Display birthdays from the Thunderbird addressbooks as events in Lightning.
Collector's Note A Thunderbird Calendar Extension that just work and shows the birthday as events

XML Digital Signature Tool by Subrata Mazumdar

XML Digital Signature Tool is a Firefox add-on for processing Digital Signature in XML documents
(Please read the installation instruction in the "Developer Comments" section before downloading)
Collector's Note Advanced Digital Signature

Contacts Sidebar by Jeroen Peters

Rated 4 out of 5 stars 245 reviews

77 users

Displays the address books in a sidebar in Thunderbirds 3-pane-window and can be toggled with the F4 key or a toolbar button.

Visit my Contacts Sidebar site for recent versions and news.
Collector's Note Shows Contacts (Address Book) on side

Extra Folder Columns by Joey Minta, Thunderbird Development Team

Rated 4 out of 5 stars 214 reviews

132 users

This extension is for those TB3 users who want the multiple-columns view that TB2 allowed

IMPORTANT: If you are using Thunderbird 38 or later, uninstall this addon. The functionality is in core now.
Collector's Note Shows more options in folder columns

Display Contact Photo by Samuel Mueller

Rated 4 out of 5 stars 117 reviews

7 users

Displays the contact photo/image/picture of the sender/recipient while reading or composing a message. Supports photos in a local folder and the 'Face' header for embedded photos. The add-on adds new generic photos and many styling possibilities.
Collector's Note Address Book Photo extension
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