Top-Rated Extensions

Subscribe

MailClassifier Requires Restart

The mailclassifier extension helps you to move the email in the right folder, it uses multi-level bayesian filtering...

Rated 4 out of 5 stars (14)
0 users

Quick Locale Switcher Requires Restart

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

Rated 3 out of 5 stars (88)
70 users

infoRSS Requires Restart

Displays RSS, Atom, Twitter, parsed HTML and NNTP feed in a scrolling area in the status bar. Compatible with podcasting RSS which can be downloaded directly. It's also a good Google email notifier.

Rated 3 out of 5 stars (81)
4 users

RemindIt

Help in reminding mails to be answer or sent again. Choose a reminder date for each received or send message that are highlighted in the message list, depending on their status (expired, soon to exprire, to be reminded). Sending a reminder is eased.

Rated 3 out of 5 stars (27)
1,179 users

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.

Rated 3 out of 5 stars (57)
2 users

Purge! Requires Restart

Add toolbar icons to purge (compact folders) and/or delete junk messages to your toolbar and thread context...

Rated 4 out of 5 stars (17)
0 users

Resubmission Folder Requires Restart

View the most important e-mails sorted after specified resubmission date and filter them. Do the same with sent e-mails to see which recipient has to be reminded to answer your e-mail.

ATTENTION:
Only tested on Windows!
Some bugs not fixed yet!

Rated 4 out of 5 stars (9)
0 users

SendVia Requires Restart

Sometimes you need to select a specific SMTP server for sending the current message? Then SendVia is for you.

SendVia provides the `Send' button of message composition windows with a drop-down menu from which you can select or create the SMTP server...

Rated 4 out of 5 stars (12)
0 users

Mark Read On Reply and Reply-All Requires Restart

Mark messages read after clicking Reply or Reply All

Rated 3 out of 5 stars (9)
10 users

Remote Content By Folder

Decide whether to allow or block remote content in messages by comparing the names of the folders in which they are located to configured regular expressions.

Rated 4 out of 5 stars (3)
92 users

Seafile Filelink

A FileLink provider

With it you can store attachments on a seafile share

Rated 4 out of 5 stars (3)
131 users

Get Map for Thunderbird

The "Get Map" button from the old address book is missing in Thunderbird 102 and 115, this extension puts it back. OpenStreetMap and Google Maps are both available. OpenStreetMap is configured by default and can be changed in the Add-ons Manager.

Rated 4 out of 5 stars (3)
301 users

RepSel: Reply to all selected mails

Reply to all selected messages with a single button press. E.g., compose a reply to all emails in a folder or those matching a search. Req. permissions: menues to add UI, messageRead to get sender, compose to add recipients, storage for settings.

Rated 4 out of 5 stars (3)
108 users

ThunderThings

Integration between Thunderbird and Cultured Code's Things application.

Rated 4 out of 5 stars (3)
9 users

Country Lookup Requires Restart

Looks up the origin country and city of an e-mail message, using the IP address.

Rated 3 out of 5 stars (19)
0 users

KnujOn Requires Restart

Forwards all emails marked Junk (as attachments) to KnujOn.com (note: they collect email reports on the coldrain.net domain). KnujOn is an organization that works to shut down junk mailers by contacting law enforcement, web hosts, etc..

Rated 4 out of 5 stars (13)
0 users

Mail and Save Tab URLs Requires Restart

If you often share web page addresses (URLs) with others or save them in text file, bookmark, or copy to clipboard for your own reference, this extension will make your life easier!

Rated 4 out of 5 stars (10)
0 users

QuickFileMail Requires Restart

QuickFileMail is a Thunderbird Add-On that helps to quickly file messages in the right folder.

Rated 4 out of 5 stars (10)
2 users

TB Custom Toolbar Requires Restart

Adds a button to make new toolbars in Thunderbird

Rated 4 out of 5 stars (4)
0 users

TB Tabloc Requires Restart

Protect Thunderbird tabs.

Rated 4 out of 5 stars (4)
0 users