Up & Coming Extensions
LDAP Contact Photo Requires Restart
Show contact photo stored in LDAP directory
Force Addon Status Requires Restart
Provides ability to change status of specific addon (enabled/disabled).
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.
Custom Buttons Requires Restart
Gives a possibility to create custom toolbarbuttons...
Sender Name Requires Restart
Any Confirmation Message before Send Requires Restart
You can set Any Confirmation Message before Send.
Tag Toolbar Requires Restart
Add toolbar for toggling tags.
withAttach Requires Restart
This extension adds a menu option (and a toolbar button) to compose an email "with attachments"...
Get All Mail Button Thunderbird Requires Restart
Adds a toolbar button to Get All Mail Accounts in Thunderbird.
Menu Wizard Requires Restart
Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey
Quicktext Requires Restart
Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.
ReFwdFormatter Requires Restart
Remove the ">" prefix from quote when you make a reply.
[Source code] https://github.com/isshiki/ReFwdFormatter
QuoteCollapse Requires Restart
Collapse and expand quotes. Please see the extension homepage for further information.
Note that MozDev has shut down long ago (mailing list etc). Add-On homepage, source code and issue tracker are on GitHub, as linked on this page.
Tag Sequence Arranger Requires Restart
Enable you to arrange the tag sequences in their listbox.
GuifiProxy Requires Restart
Simple proxy manager
- Change proxy with two clicks
- Import and export proxies lists
- Manually add, delete and edit proxies
- Automatic authentication on proxies (bypass popup with login and password)
- Proxysel replacement
Addressbooks Synchronizer Requires Restart
Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers
BorderColors GT Requires Restart
How many time you sent an email from your wrong email address?
This add-ons allows you assign a different color to the compose window border for each of your email addresses. So you can immediately view from what account are you writing.
Send Filter Requires Restart
This add-on allows you run your message filters automatically on outgoing messages after sending. In other words, it's a outgoing filter for thunderbird and seamonkey.
P7MON Requires Restart
Abilita la gestione alternativa degli allegati P7M
ThreadVis Requires Restart
Displays a small graphic visualising the context (thread) of the currently selected email.