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Read Aloud: A Text to Speech Voice Reader

Read aloud the selected email messages using text to speech (TTS). Read Aloud is intended for users who prefer to listen to content instead of reading, and those with dyslexia or other learning disabilities.

Rated 5 out of 5 stars (3)
567 users
Updated May 26, 2023

CardBook Featured

A new Thunderbird address book based on the CardDAV and vCard standards.

Twitter: @CardBookAddon

Rated 4 out of 5 stars (405)
70,325 users
Updated May 25, 2023

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 (440)
129,064 users
Updated May 24, 2023

Aify

Rewrite or generate text based on promps using OpenAI's API.

Configure on settings page (make sure to save) and start to use when writing your emails!

You must have API key for OpenAI (anyone can access GPT-3.5-turbo).

GPT is multilingual!

Rated 5 out of 5 stars (2)
10 users
Updated May 24, 2023

Open in XPS | XPSLogic

U kunt met deze extensie tickets en taken openen door middel van de knop open in XPS

Er moet wel eerst een client worden ingevuld dit kunt u invullen onder opties

Not yet rated
7 users
Updated May 22, 2023

Header Tools Improved

Allows to modify headers and source of messages

Rated 5 out of 5 stars (35)
2,040 users
Updated May 22, 2023

Phoenity Buttons

Adds some toolbar buttons using phoenity icons.

Rated 4 out of 5 stars (16)
4,445 users
Updated May 22, 2023

Phoenity Icons

Phoenity icons for Thunderbird

Rated 5 out of 5 stars (63)
14,102 users
Updated May 22, 2023

Outlook Address Book Enabler

Enables the Outlook address book in Thunderbird.

Rated 4 out of 5 stars (1)
954 users
Updated May 22, 2023

Dictionary for recipient

Sets the spell check dictionary based on the first recipient

Rated 4 out of 5 stars (3)
6,893 users
Updated May 22, 2023

Topic Tree / Notebook in TB

* A place to keep notes and ideas
* Notes can be styled with images, tables, links, mindmaps etc.
* Full text search
* Copy and paste text/html
* Drag text/html into tree to create new note
* Backup
* Print notes
* Notes for emails: XNote++

Rated 4 out of 5 stars (3)
272 users
Updated May 17, 2023

regimail

AddOn for sending regimail with Thunderbird on Windows, MacOS and Linux.

*IMPORTANT:*
In order to use this AddOn, you need to install the regify client on your system and configure it with a valid regify account.

Not yet rated
7 users
Updated May 16, 2023

Remove Duplicate Messages

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

Rated 4 out of 5 stars (274)
94,655 users
Updated May 16, 2023

FlexConfirmMail

Confirm mail address and attachments based on flexible rules.

(This project was renamed from "Flex Confirm Mail" to "FlexConfirmMail", due to a branding reason.)

Rated 4 out of 5 stars (10)
12,504 users
Updated May 15, 2023

Copy Timestamp

Copies the timestamp of the current email to the clipboard in various formats. Useful when you need the time in ISO format, other country's format or you want to refer to it like a mail received AT and FROM "2023-05-14 23:59:59 [email protected]".

Not yet rated
1 user
Updated May 15, 2023

*cloud - FileLink for Nextcloud and ownCloud Featured

Upload large attachments to your Cloud and send the link by email

Rated 5 out of 5 stars (45)
29,141 users
Updated May 14, 2023

Seafile Filelink2

Store attachments on a seafile share.

Rated 5 out of 5 stars (1)
11 users
Updated May 14, 2023

AI Anywhere for ChatGPT

ChatGPT enhancer - adds context menu, keyboard shortcuts, history and more!

Rated 4 out of 5 stars (3)
1,198 users
Updated May 9, 2023

Addon Compatibility Check for TB 102/TB 113 beta

Checks all installed add-ons for compatibility with Thunderbird 102 (or next beta) and displays status information on a button in the main toolbar. This button will open a detailed overview, including links to alternatives for abandoned add-ons.

Rated 4 out of 5 stars (7)
16,447 users
Updated May 8, 2023

Signature Switch

Switch the signature on/off or choose a new one from your predefined set.

Rated 4 out of 5 stars (269)
49,197 users
Updated May 8, 2023