MultiLDAP2 Requires Restart

Based on TrustedBird/MiliMail work. Patched to work with lastest Thunderbird.
Permits to use several LDAP directories simultaneously for address autocompletion.

Security Settings from Address Book Requires Restart

Sets message security (sign/encrypt) when sending or saving messages based on recipients' address book entry's field "Custom1".

Scan'Mail Requires Restart

Scan'Mail is a QR Code generator that allows you to transfer easily information from your mail client to your mobile phone.

Contact Photos Requires Restart

Displays contact photos in the message header.

Zindus Requires Restart

Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)

Contact Finder

Autocomplete a list of contacts when sending a message by searching their name in the address book.

mozPod Requires Restart

Sync your address book with an iPod

Mailing list filter

Mail filter search term using mailing lists (and not whole addressbooks).

Viadeo Tab Requires Restart

Cette extension ajoute le réseau social français, Viadeo, un bouton d'accès à ouverture simple et rapide dans Thunderbird.
D'autres médias sociaux sont disponibles également.

Flexible Identity Requires Restart

Selects an identity based on the recipients list when sending an email

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...

Sender Name Requires Restart

Get All Senders

This add-on retrieves all the senders associated with the emails in this mailbox and stores them in your clipboard.
For more information and to report an issue, please visit the project home page at https://github.com/CicadaCinema/get-all-senders .

Jabberpresence Requires Restart

This extension has the purpose to verify the presence (online status) of your Jabber IM contacts. Users can add their Jabber accounts (Tools->Jabber Account Setting). A new panel is added in the bottom-left corner, listing contacts presence...

Webreq® Mailboard® Requires Restart

Consente di esportare tutte le impostazioni IMAP ed SMTP della caselle email per accedervi dal web, dallo smarthone oppure reimportarle su altra postazione con Thunderbird.

EmailPicky 4 Requires Restart

Grab email addresses from emails from any selected Email Folder and add them to your contacts. (Email Crawler / Email ID Grabber / Bounced email collector) - Thunderbird Plugin
Note: It doesn't create duplicates, but shows as 'xxx messages added'.

Serial Letter Requires Restart

Provides the ability to start writing a template-derived letter directly from within the address book. Supports also multiple recipients. Supports only TeX and similar systems at the moment.

Check Recipients Requires Restart

Checks the existence of email addresses of all recipients in Compose message window from local address books and LDAP directories.

NotTo Requires Restart

Are you using mailing lists in Thunderbird ?
Do you forward a lot of mail ?

If so, this extension may be useful for you.

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.