LookOut Requires Restart
LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
ReminderFox Requires Restart
ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser without the need for a separate calendar program.
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.
Addressbooks Synchronizer Requires Restart
Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers
Contacts Sidebar Requires Restart
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.
Zindus Requires Restart
Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)
Duplicate Contact Manager Requires Restart
Facilitates handling of duplicates in your address book(s). Allow to search and remove similar contacts.
ThunderBirthDay Requires Restart
Display birthdays from the Thunderbird addressbooks as events in Lightning.
Contact Tabs Requires Restart
Contact Tabs enhances Thunderbird to give you quick access to all your contacts directly from Thunderbird's main window: Use the powerful search field to find your contacts and open them in a new tab for viewing and editing.
Auto Address Cleaner Requires Restart
Removes comment, display name automatically from addresses before sending mail.
ExQuilla for Microsoft Exchange Requires Restart
Thunderbird email accounts, including contacts, connecting to Microsoft Exchange Web Services. This is a 60 day trial of a paid add-on.
This add-on is not compatible with your version of Thunderbird because of the following:
- Add-on uses binary components.
AddressBookTab Requires Restart
It adds a button that can be put in toolbars and that open the addressbook in a new tab
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.
ThunderSync Requires Restart
Allows to synchronise Thunderbird's addressbook with external directories/files. Every contact is exported/compared with an external file. Right now, only vCard version 2.1 is supported as export file format.
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.
SyncKolab Requires Restart
SyncKolab can synchronize your calendar, address book and tasks against an IMAP server in Kolab formats version 1 (vCard/iCal) or version 2 (XML) or turn your Thunderbird/Lightning into a native Kolab Client (http://kolab.org).
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.
Windows Contacts Loader Requires Restart
Loads Windows Contacts from Windows 7 or Vista in a Thunderbird Address Book called "Windows".