Add-ons
Language Support
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Grammar and Spell Checker — LanguageTool
Check your emails for spelling and grammar issues
Web Translate
The best Translator for Thunderbird!
Supported translators:
Google Translate
Microsoft Translator
DeepL
Yandex
Яндекс Переводчик
Google 翻译
百度翻译
Grammalecte [fr] (for Thunderbird)
French grammar checker. Included: conjugation tool, text formatter and spelling dictionaries.
Automatic Dictionary
Remembers the language you use with a person or group of people, and switches the spellchecker language automatically for you next time. You do not have to do it manually any more. It remembers and switches it for you.
Charset Menu
Restores the charset menu removed in Thunderbird 91 and fixes an issue in Thunderbird 78.
✨ Awesome Emoji Picker ✨
Modern, nice emoji picker that you can use to find and select emojis. It will be copied to your clipboard or even directly inserted into the e-mail, when you click on it.
You will certainly like it.
AI Anywhere for ChatGPT
ChatGPT enhancer - adds context menu, keyboard shortcuts, history and more!
TexTra
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.
Grammar, Proofreading & Spell Checker
Check the grammar and spelling directly inside Thunderbird using Wordeep technology
Text Insert: Templates/AutoUp/Typo-correct
Email composer:
Upper case first letter of nouns, names or words at sentence end
Correct typos
Insert styled text, images, tables etc.
E.g.: type br<ctrl-d>, inserts ' best regards'.
Define your own shortcut-replacements.
Unicodify – Text transformer
Easily and quickly autocorrect common symbols as ¼, transform text to “Unicode fonts” and change the casing.
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, this is subject to change).
Ungender
Eine Thunderbird-Erweiterung, welches Binnen-Is und Ähnliches von Webseiten entfernt. Es basiert auf der bekannten Firefox Erweiterung Binnen-I be gone.
10ten Japanese Reader (Rikaichamp)
Look up Japanese words with the hover of a mouse.
After enabling the add-on from the toolbar (or press Alt+R) simply hover over Japanese text and a popup displays corresponding dictionary definitions.
AddAccents
This extension allows you to easily insert accented characters as you type in firefox or thunderbird. It is similar to abctajpu (no longer supported). With the default settings, simply press "e" followed by "\" to insert "é" "a\" to insert "à" etc...
Simple Locale Switcher
Requires Restart
An easier management of the user interface language
Quick Locale Switcher
Requires Restart
Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.
ThunderbirdCR (Dictionary)
Requires Restart
Context Reverso for Thunderbird.
A translator/dictionary available to English, Spanish, French, German, Italian, Portuguese Dutch, Polish, Romanian, Arabic, Chinese, Japanese, Hebrew, Russian, Turkish.
Hotkey: Search selected texts (Shift+F1)
To create your own collections, you must have a Mozilla Add-ons account.
