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ThunderCalc
A simple calculator for Thunderbird/Sea Monkey/Firefox, available in a pop-up window or a separate tab.
Mark Subfolders Read
Adds a context option to folders for marking all contents of the selected folder and all subfolders as read.
Webpage Opener
AutoZoom
SimpleLogin - Easy Reach
An extension for Thunderbird that allows you to access SimpleLogin.
OpenAI Proofreader
This extension uses OpenAI gpt-4o-mini to proofread emails when the user clicks the extension icon.
Usage requires an OpenAI API key. OpenAI does not offer a free usage tier. Proofreading a 4-5 paragraph email costs a fraction of a cent.
Gemini Proofreader
This extension uses Gemini Flash 2.0 to proofread emails when the user clicks the extension icon.
Usage requires a Gemini API key. There is a free usage tier that should be more than adequate for almost every user.
Balochi Spellchecker for UniBal Script
This add-on is a Balochi spellchecker based on the UniBal Balochi script.
This is a pre-beta version as the dictionary has 1000+ words and not all Balochi Affix rules are implemented.
Please use it and give your feedback
Tatar spellchecker dictionary
Tatar dictionary for spell-checking in Firefox and Thunderbird.
Орфографический словарь Firefox и Thunderbird для проверки правописания татарского языка.
Lower Sorbian dictionary
Kiswahili Spell Checker
Babyish spellchecker
FileLink Provider for Box
Uploads your large attachments to your Box instead of sending them by email.
Open Tab
skypewebapp
Adds browser action icon to toolbar to open Skype. See https://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/04/skype/
ScrollAnywhere
Scroll without touching the scroll-bar!
Press Middle (Right / Left) mouse button anywhere on the page to scroll just like with scrollbar.
Features also:
- "grab and drag" scrolling
- customizable scrollbars!
- the Momentum auto-scroll
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.
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)
TUD-CERT Phishing Report
Adds a phishing report button to the toolbar to enable members of Technische Universität Dresden to report suspicious e-mails to TUD-CERT with just a few clicks. If desired, an optional comment can be entered upon each report.
Contact Finder
Autocomplete a list of contacts when sending a message by searching their name in the address book.
To create your own collections, you must have a Mozilla Add-ons account.
