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Contact Finder

Autocomplete a list of contacts when sending a message by searching their name in the address book.

Not yet rated
362 users

PGPGeek

Quick & easy PGP encryption / decryption tool
* Save & use many public encryption keys to encrypt mail content
* Save & use many private decryption keys to decrypt mail content

Using openPGP.js

Open Source
https://github.com/pgpgeek/pgpgeek

Not yet rated
352 users

Sender Domain

Adds optional columns to the messages pane.
Example : "abc@example.com"
* domain column -- "example.com"
* reverse domain column -- "com.example"
Bulk organize your messages by domain (eg. remove spam, back up, separate in folders)

Rated 5 out of 5 stars (9)
107 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)
318 users

enUS deDE bilingual dictionary

This is a bilingual dictionary for American English and German Standard German.
It is meant for users who regularly write in German and English.
With it, you will not need to manually switch between dictionaries for the two languages.

Rated 5 out of 5 stars (1)
18,709 users

Open Tab

Link open in new tab.

Rated 5 out of 5 stars (6)
478 users

Reply All Button

Add a "Reply All" button which never behaves like "Reply List". Intended to replace the Smart Reply button to avoid accidentally performing Reply List behavior.

Rated 5 out of 5 stars (1)
2 users

Bug Opener

Open GitHub, GitLab, Bitbucket, Bugzilla and Jira bug/issue numbers.

Rated 5 out of 5 stars (1)
46 users

RainbowMemo

Memo with rainbow colors.

Not yet rated
32 users

Toggle Inline

Adds a Toggle Inline button

Rated 5 out of 5 stars (1)
101 users

S3 FileLink Provider

Uploads your large attachments to S3

Rated 1 out of 5 stars (1)
589 users

Tagger

Tagging messages by autocompletion

Tagger allows you to quickly tag selected messages from a large list of existing tags using autocompletion. It also allows you to create and add new tags, or clear all currently set tags, on selected messages.

Rated 5 out of 5 stars (1)
328 users

Dark Plain Text

Use dark mode styling when reading plain text emails with a dark theme.

Rated 5 out of 5 stars (1)
479 users

Freecosys - FileLink provider

Turns your huge files into short links

Not yet rated
213 users

HOTEL MAIL

ARCHIVIA EMAILS ALLE PRATICHE

Not yet rated
2 users

One-Click Forward

Forward emails directly through a dropdown of predefined recipients.

Configure recipients in settings. Use the message toolbar button "Quick Forward" to open a dropdown with your recipients and forward directly, or hold Shift to edit first.

Rated 5 out of 5 stars (1)
109 users

skypewebapp

Adds browser action icon to toolbar to open Skype. See https://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/04/skype/

Rated 2 out of 5 stars (1)
62 users

Safelinks Offr

If Advanced Outlook.com security for Microsoft 365 subscribers is turned on, many links are changed to be in the form of https://eur01.safelinks.protection.outlook.com/?url=https.... instead of the original link.

This add-on undos that process.

Not yet rated
21 users

Seafile Filelink

A FileLink provider

With it you can store attachments on a seafile share

Rated 4 out of 5 stars (3)
156 users

AI Grammar

Helps you write emails with the Llama3 LLM (offline). Corrects grammar mistakes in your draft email.

Rated 5 out of 5 stars (1)
100 users