AddressBook In Mode ToolBar Requires Restart

Add adressbook button to "mode toolbar" (requires lightning extention)

Attachment Manager Requires Restart

An extension to manage attachments across multiple emails.

Restart Thunderbird Requires Restart

Restart Thunderbird with ease.

Message Level Authentication Requires Restart

Authenticates mail from Message Level Network users, Mail Reputation provided by Sender Score for each message and Anti-Phishing Data from PhishTank. Registration is FREE but not required...

Preferential (New GUID) Requires Restart

Advanced preferences manager for Mozilla-based...

Hebrew Calendar Requires Restart

Show the Hebrew date in your browser's status.

SMTP Control Requires Restart

SMTP Control is a Thunderbird Add-ons offering dynamic selection of outbond SMTP server while sending a message.

By default thunderbird offer the ability to define a list of SMTP servers. With one global default server for all email accounts or one ...

中止ボタンがバッテン髪飾りに見えて困る Requires Restart

中止ボタンがバッテン髪飾りに見えて困る

Fritz!BoxDial Requires Restart

Adhiyan Requires Restart

Adhiyan is a tool to convert and view TSCII/TUNE/TAB/TAM/DailyThanthi/Dinamani/Chenet/Kambar encoded Tamil content to UNICODE Tamil.

mozPod Requires Restart

Sync your address book with an iPod

Options Menu Requires Restart

Quick access to extension options dialogs

IranZilla Requires Restart

IranZilla provides the following services in Thunderbird:

* Adds a column in the mail view for displaying Iranian dates for each email.
* Supports both English and Persian Iranian month names.
* Adds a context menu item for copying the Iranian dates...

PennyPost Requires Restart

This extension makes it very easy to generate and attach stamps to outgoing mail. It also automatically detects and verifies stamps on incoming emails. The MBound algorithm requires a 16MB fixed table to work, HashCash is more CPU intense.

ALL To CC BCC Requires Restart

送信先アドレスのすべてをTo、CC、BCCに変更するボタンです。
メール作成画面の、件名の下に追加されます。

AntiLostFilter Requires Restart

Фильтр для конференций AUTO.RU

MR Tech Toggle Preview Pane Requires Restart

Adds a Toggle Preview Pane button to the...

Reply In Group Requires Restart

Adds "Reply In Group" and "Reply to sender" toolbar buttons to the main window. So it's easier to reply in Usenet...

Don't Forget CC Requires Restart

添付ファイルを送信する際、指定されたアドレスがCCに含まれているかを検査します

Update Notifier Requires Restart

Note from Mozilla: This add-on has been discontinued. Try Add-on Update Checker instead.

Notifies you when updates are available for your extensions and themes.