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Seafile Filelink2

Store attachments on a seafile share.

Rated 5 out of 5 stars (1)
63 users
Works with Thunderbird 60.0 - *
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AI Mail Support

Add-on designed to enhance email management for both personal and professional use, integrating a set of adanced AI (LLM) features to optimize the email management experience.

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191 users
Works with Thunderbird 115.0 - *
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Allday Tasks

Thunderbird lacks the ability to create and manage allday tasks. This add-on adds these capabilities.

Rated 5 out of 5 stars (2)
282 users
Works with Thunderbird 91.0 - 137.*
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DeepL-Write for selected text

Unofficial DeepL Write extension for Thunderbird.

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92 users
Works with Thunderbird 128.0 - 128.*
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addy.io - Easy Reach

An extension for Thunderbird that allows you to access addy.io.

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1 user
Works with Thunderbird 102.0 - *
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Reply with Attachments

Automatically include attachments in email replies.
Skips SMIME certificates to avoid unnecessary attachments

Fügt automatisch Anhänge aus der ursprünglichen E-Mail hinzu.
Überspringt SMIME-Zertifikate, um unnötige Anhänge zu vermeiden.

Rated 5 out of 5 stars (1)
16 users
Works with Thunderbird 128.0 - *
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F9 Hides the Folder Pane

Press F9, or your favourite shortcut, to toggle the visibility of the Folder Pane

Rated 5 out of 5 stars (1)
37 users
Works with Thunderbird 128.0 - *
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Thunderbird Send

[IMPORTANT] This is a pre-release version Thunderbird Send. We will gradually open it for beta testing.
This add-on is built and maintained by your friends at Thunderbird.
Stay tuned to updates on thunderbird.net

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13 users
Works with Thunderbird 128.0 - *
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Chichewa Spell Check

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

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7 users

Latgalīšu volūdys pareizraksteibys vuordineica

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

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1 user

Tibetan Spellchecker

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

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1 user

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.

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30 users

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".

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22 users

Tagalog/Filipino Dictionary

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

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1 user

Profile Switcher

Adds options to launch other profiles.

Rated 4 out of 5 stars (21)
2,993 users
Works with Thunderbird 128.0 - *
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Spanish (Mexico) Dictionary

Spanish (Mexico) spell checker dictionary

Rated 5 out of 5 stars (1)
8,228 users

Copy Patch

Copy email content to clipboard for application as patch. Applies some filters, e.g. Outlook Safe Link unmangling, to ensure patch cleanness.

Rated 5 out of 5 stars (2)
90 users
Works with Thunderbird 102.4.0 - *
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SPAM Check for OCN

- SPAM Header Checker for OCN(Japanese Internet Provider)
- This plugin looks at the header of the mail and assigns a "junk mail" mark.
- Only if the header (X-CON-SPAM-CHECK) of the mail is set to 100%, it will be marked as "spam".

Rated 1 out of 5 stars (1)
59 users
Works with Thunderbird 128.0 - *
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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)
329 users
Works with Thunderbird 68.0a1 - *
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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 4 out of 5 stars (7)
1,681 users
Works with Thunderbird 68.0 - *
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