Allow Local Addresses Requires Restart

Allows Thunderbird to send to addresses without a domain, for corporate / intranet use...

Filter Uploader for Adblock Plus (unofficial) Requires Restart

DOES NOT BLOCK ADS! Don't install this add-on if you don't know what 'uploading' means!

This add-on Uploads the filters from your Adblock Plus installation to a FTP, HTTP, HTTPS server...

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.

Directory Contact Tabs Requires Restart

Displays additional information about contacts from LDAP directory servers. The new panels are provided by one or several customized Directory Contact Tabs (Data) add-ons.

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

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 ...

Keyfixer Requires Restart

(Note: Version 0.5.34 has been updated to work with Firefox 34)

Keyfixer patches the key bindings for Mac OS X users of Firefox and Thunderbird to match the key bindings of Windows

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.

Mass Password Reset Requires Restart

Sometimes you change a central password that ends up changing 12 others. This add on helps you reset multiple passwords in the Firefox/Thunderbird password manager.

ToggleReplied Requires Restart

Enables toggling of Replied/Forwarded states of messages.

Perapera Japanese-Russian Dictionary File Requires Restart

This is additional dictionary file for use with the Perapera Japanese Pop-up Dictionary add-on.

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.

Look Up in Dictionary Requires Restart

Looks up a selected word in OS X's Dictionary.app

CRM-Integration ITSP-PBX Mobile Exchange Requires Restart

Integration of FreePBX-Swiss and OMP24-CRM

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。