THUNDER!Box Requires Restart
Thunder!Box allows transferring contacts from your Thunderbird-Addressbook to the phonebook of a connected AVM FRITZ!Box FON router and back. You may also use your addressbook to initiate calls.
AddressBookTab Requires Restart
It adds a button that can be put in toolbars and that open the addressbook in a new tab
Display Contact Photo Requires Restart
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.
Contact Photos Requires Restart
Displays contact photos in the message header.
Eortologio - Greek Namedays Calendar (Thunderbird) Requires Restart
This extension consists of a Greek Orthodox Namedays reminder. It displays in Thunderbird status bar current day's celebrated names.
SoundPlus Requires Restart
SoundPlus customizes the sound that is played when a new message arrives for a particular contact in the address book, similar to mobile phones. There is also a variation that is played when a message arrives and it is a continuation of a thread.
Expand mailing list recipients Requires Restart
Adds a toolbar button to expand address book lists to its recipients - useful to stripe out some of them when sending mail...
Signature /Auto Paste /Prefill Fourms Requires Restart
Makes everyday entries to forms & forums simpler!
Add a sig. with just a Rclick of the mouse and select 'Add Sig.' from the context menu.
(Please, note: What you see in the pic is only an example. ThoseRMine Sorry, you have to make your own tabs. )
LDAP Swapping Requires Restart
This extension allow you to simply switch on / off the LDAP autocompletion.
sipgateFFX for Firefox and Thunderbird Requires Restart
The sipgate extension enables a practical overview for your account, direct call list notifcations, a speed access to several parts of sipgate's website, initiaiting click2dial calls, sending messages and faxes directly from your browser.
Check Recipients Requires Restart
Checks the existence of email addresses of all recipients in Compose message window from local address books and LDAP directories.
Telify Requires Restart
Converts telephone numbers into clickable links for use with CTI applications, SIP clients, Skype, Netmeeting, snom phones, the AGFEO TK-Suite Client and SerVonic IXI-PCS.
xSidebar for Thunderbird Requires Restart
Firefox sidebars for Thunderbird.
EMail Address Crawler Requires Restart
Automatically fill your address books or send mass mails with e-mail addresses extracted from all your e-mails.
AddressBook In Mode ToolBar Requires Restart
Add adressbook button to "mode toolbar" (requires lightning extention)
Been2Long Requires Restart
Been2Long will remind you to get in touch with your contacts.
gContactSync Requires Restart
Synchronizes contacts & groups between Thunderbird or SeaMonkey and Google Contacts. Imports Facebook friends, contacts you follow on Twitter, and more.
Google Contacts Requires Restart
Access to Google contacts and synchronize them with Thunderbird address books.
Auto Address Cleaner Requires Restart
Removes comment, display name automatically from addresses before sending mail.
Select Address Book Text Requires Restart
Copy and paste a name, phone number, address or other text from your Thunderbird address book quickly, with just a single menu click.