Miscellaneous

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Quicktext

Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.

Rated 4 out of 5 stars (485)
109,499 users
Updated April 20, 2025

ConfirmBeforeDelete

Ask a confirm before to delete some items

Rated 4 out of 5 stars (20)
397 users
Updated April 17, 2025

ThirdStats

Beautifully visualized statistics for your Thunderbird Email Accounts

Rated 5 out of 5 stars (30)
3,386 users
Updated April 15, 2025

FiltaQuilla

Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.

Rated 4 out of 5 stars (103)
15,012 users
Updated April 14, 2025

Provider for Google Calendar

Allows bidirectional access to Google Calendar

Rated 3 out of 5 stars (1,724)
154,436 users
Updated April 10, 2025

Email Cleaner

Email Cleaner is an extension that allows you to delete emails from specific senders or specific subjects older than a certain number of days. The plugin is multilingual.

Not yet rated
29 users
Updated March 31, 2025

DeepL Selected Text

Unofficial DeepL translate extension for Thunderbird.

Rated 4 out of 5 stars (15)
9,942 users
Updated March 31, 2025

FileLink provider for WebDAV Featured

Uploads your large attachments to your WebDAV account instead of sending them by email.

Rated 3 out of 5 stars (23)
39,664 users
Updated March 28, 2025

ThunderStats! Your Thunderbird Statistics!

Do you remember the old good Eudora statistics? Do you miss them?
Using this addon you can finally keep an eye on how you use your beloved Thunderbird!

Rated 5 out of 5 stars (9)
580 users
Updated March 25, 2025

Interstellar Alliance Social Experiment Step 3

Send the Interstellar Alliance Social Experiment Step 3 letter as an email to speficied recipient.

See https://www.bashar.org/socialexperiment for more information.

Not yet rated
0 users
Updated March 18, 2025

Ollama Summarizer

This add-on summarizes all new emails with a locally hosted LLM exposed via Ollama and sends the summary as a new message. The email address that the summary is sent to must be configured in the add-on settings. Ollama must also be installed locally.

Not yet rated
20 users
Updated Feb. 27, 2025

copy-on-mouse-select

On Linux (Xorg / Wayland), selecting text with mouse or keyboard sends the selected text to PRIMARY selection.

This addon sends mouse selected text to regular clipboard.

See also https://addons.mozilla.org/fr/firefox/addon/copy-on-mouse-select/

Not yet rated
6 users
Updated Feb. 24, 2025

OpenAttachmentByExtension

Open the attachment by extension and not by mimetype

Rated 5 out of 5 stars (3)
776 users
Updated Jan. 30, 2025

Header Tools Improved

Allows to modify headers and source of messages

Rated 5 out of 5 stars (41)
2,397 users
Updated Jan. 26, 2025

Profile Switcher

Adds options to launch other profiles.

Rated 4 out of 5 stars (21)
2,528 users
Updated Jan. 26, 2025

Restart Button

Adds a Restart Button, restarts Thunderbird

Rated 4 out of 5 stars (12)
1,338 users
Updated Jan. 26, 2025

Open Google Tasks (default)

Adds an icon on the spaces toolbar to quickly open the default Google Tasks page

Rated 5 out of 5 stars (1)
104 users
Updated Jan. 25, 2025

Google Mail Tab

Button to open Google Mail, supports multiple accounts. Useful if you need to configure mail settings, filters or forwarding in Gmail.

Rated 4 out of 5 stars (1)
84 users
Updated Jan. 6, 2025

SimpleLogin - Easy Reach

An extension for Thunderbird that allows you to access SimpleLogin.

Not yet rated
12 users
Updated Dec. 16, 2024

Have I Been Pwned? - Easy Reach

An extension for Thunderbird that allows you to access Have I Been Pwned.

Not yet rated
13 users
Updated Dec. 16, 2024