Search

Header Tools Lite

Allows to modify the header and the source of messages

Rated 4 out of 5 stars (52)
2,592 users

Greek (el) Language Pack

Greek (el) Language Pack

Rated 2 out of 5 stars (3)
19,703 users

Español (es-ES) Language Pack

Español (es-ES) Language Pack

Rated 2 out of 5 stars (14)
65,706 users

Magyar (hu) Language Pack

Magyar (hu) Language Pack

Rated 4 out of 5 stars (2)
20,316 users

Todo.txt Requires Restart

Thunderbird extension for the Todo.txt application

Rated 4 out of 5 stars (15)
80 users

Google Keep Tab

Adds a button to open Google Keep in a new Tab

Rated 5 out of 5 stars (29)
4,329 users

Folder Pane View Switcher

Folder view arrows; switch to "All Folders" view when hovering during drag & drop; allow user to select which views are enabled or tied to the view arrows.

Rated 4 out of 5 stars (68)
3,181 users

Quick Folder Move

When filing messages, a search box will show up allowing you to quickly enter the folder name you want to move to.

If no search term is entered, a list of recent folders will show up instead.

Rated 4 out of 5 stars (217)
8,521 users

Identity Chooser

Identity Chooser helps you to always use the correct identity when composing a new email.

Rated 4 out of 5 stars (149)
6,438 users

Bulgarian Dictionary

Bulgarian spellchecking...

Rated 5 out of 5 stars (31)
5,076 users

Nostalgy Requires Restart

Keyboard shortcuts to change folder, move/copy messages, with folder name auto-completion.

Rated 5 out of 5 stars (227)
785 users

Attach from Clipboard

Create file attachments directly from the system clipboard.

Rated 4 out of 5 stars (33)
4,492 users

ThreadVis

Displays a small graphic visualising the context (thread) of the currently selected email.

Rated 4 out of 5 stars (147)
1,070 users

Search Results Sort By Date Not Relevance Requires Restart

Makes search results sort by "date" instead of "relevance" by default.

Rated 5 out of 5 stars (30)
755 users

IMAP Quota (Free Space) Requires Restart

This Thunderbird addon lets you customize the IMAP quota statusbar panel.

Rated 4 out of 5 stars (13)
1,048 users

ReFwdFormatter

Remove the ">" prefix from quote when you make a reply.

[Source code] https://github.com/isshiki/ReFwdFormatter

Rated 4 out of 5 stars (15)
2,449 users

ThunderLink Requires Restart

Clickable, durable links to specific messages inside Thunderbird.

Rated 4 out of 5 stars (21)
149 users

Hide Local Folders Requires Restart

Removes the "Local Folders" entry from the folder pane.

Rated 4 out of 5 stars (47)
1,713 users

Finnish (fi) Language Pack

Finnish (fi) Language Pack

Rated 2 out of 5 stars (12)
16,636 users

Windows Taskbar Unread Badge

Put an unread mail count badge on the Thunderbird icon in the Windows taskbar.

Rated 4 out of 5 stars (44)
352 users