Search

Date detection

Turn the dates and time references in your email (e.g. "tomorrow", "in 2 hour") into clickable links. Clicking them will create an event at the corresponding date.

Rated 2 out of 5 stars (3)
84 users

Download Now

Ordinal Requires Restart

Adds a column type named "#" that displays row numbers in a message list. Sorting by this column does nothing.

Not yet rated
1 user

Download Now

Multimonth view

Multimonth View allows users to display multiple months in a single calendar view,

Rated 3 out of 5 stars (6)
26 users

Download Now

Seafile Filelink2

Store attachments on a seafile share.

Rated 5 out of 5 stars (1)
64 users

Download Now

CT Cornish Spell-Checker - SWF

This is a spell-checker for the Cornish language in the Standard Written Form.

Not yet rated
4 users

Download Now

Latgalīšu volūdys pareizraksteibys vuordineica

Biblioteka latgalīšu volūdys pareizraksteiys puorbaudei Firefox, Thunderbird, Seamonkey, Fennec

Not yet rated
1 user

Download Now

Tibetan Spellchecker

Tibetan (bo) spellchecker at syllable level (not composed words).

Not yet rated
1 user

Download Now

Chichewa Spell Check

This is a real time Chichewa Spell Checker (Malawi) supported on Firefox, Thunderbird, and Seamonkey.

Not yet rated
6 users

Download Now

Dictionary of Spanish / Nicaragua

Dictionary of Terms of Nicaragua, Spanish dictionary based internaconal, adding support on behalf of cities and fruits, animals, plants, references, local echos and terms accepted by RAE.

Not yet rated
30 users

Download Now

Venetan

Venetan spellchecker for Firefox, Thunderbird, and SeaMonkey using the spelling of Mauro Trevisan.

To enable, right-click in a multi-line text box, select "Check Spelling", then select "Languages" and then "venetan".

Not yet rated
22 users

Download Now

Tagalog/Filipino Dictionary

A Tagalog/Filipino Dictionary (tl) for Pale Moon, Firefox, Thunderbird, and SeaMonkey.

Not yet rated
1 user

Download Now

Spanish (Mexico) Dictionary

Spanish (Mexico) spell checker dictionary

Rated 5 out of 5 stars (1)
7,789 users

Download Now

Zeiler-Sutto Latin Dictionary

Novum dictionarium orthographicum ad usum cursus electronici. Centum et triginta milia sermones (ex opera Sallustis, Ciceronis, Cæsaris, Ovidi, Vergili, Catulli, Taciti, Senecæ, Nepotis) continet. Carolus Zeiler & Johannes Petrus Sutto præparaverunt.

Not yet rated
184 users

Download Now

TabControl

Automatically close old tabs when opening new mails.

Rated 5 out of 5 stars (3)
352 users

Download Now

Minimize on Close

Causes Thunderbird's main window to minimize instead of closing. You can still close Thunderbird through the menu.

Rated 4 out of 5 stars (86)
41,698 users

Download Now

Thunderbird Todoist

Extension to add emails as tasks to Todoist.

Rated 5 out of 5 stars (10)
1,249 users

Download Now

M-Hub Lite

Add Microsoft Office 365 Tabs to Thunderbird! Services supported by M-Hub Lite: Calendar, People, OneDrive, Word, Excel, PowerPoint, & Bing. Need business or enterprise support? Get M-Hub Pro: https://www.schiffner.com/software/m-hub-pro

Rated 3 out of 5 stars (5)
323 users

Download Now

KeepRunning

Once you close Thunderbird you will no longer be able to see your new emails. This plugin keeps Thunderbird active in the background, meaning you can still receive your new emails after closing the app. Use this when the app is in the startup.

Rated 5 out of 5 stars (6)
1,672 users

Download Now

CPS Test Pro

Test your CPS (clicks per second) and practice different clicking techniques.

Not yet rated
2 users

Download Now

Thunderbird Email 2 CSV Exporter

This add-on has been thoroughly tested on all platforms up to Thunderbird version 115. It allows you to target specific file folders and tag them for export, generating a CSV-formatted export file. Great for a large number of emails and Mailchimp.

Not yet rated
146 users

Download Now