Language Support
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Charset Menu
Restores the charset menu removed in Thunderbird 91 and fixes an issue in Thunderbird 78.
Web Translate
The best Translator for Thunderbird!
Supported translators:
Google Translate
Microsoft Translator
DeepL
Yandex
Яндекс Переводчик
Google 翻译
百度翻译
Grammar and Spell Checker — LanguageTool
Check your emails for spelling and grammar issues
AI Anywhere for ChatGPT
ChatGPT enhancer - adds context menu, keyboard shortcuts, history and more!
✨ 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.
Ungender
Eine Thunderbird-Erweiterung, welches Binnen-Is und Ähnliches von Webseiten entfernt. Es basiert auf der bekannten Firefox Erweiterung Binnen-I be gone.
Asystent Nauki Angielskiego Requires Restart
Pomoc w nauce angielskiego i rozumienia tekstów przez tłumaczenie pojedynczych, rzadkich słów.
dictCheck Requires Restart
dictCheck - Double click on any english word in a page to get the polish meaning. Uses fast online dictionary.
Simple and easy! Enjoy!
Dictionary Switcher Requires Restart
Toggles dictionaries automatically or manually and displays the currently selected one
Perapera Japanese-Russian Dictionary File Requires Restart
This is additional dictionary file for use with the Perapera Japanese Pop-up Dictionary add-on.
ComposeRTF Requires Restart
Compose messages Right-to-Left or Left-to-Right. Unlike other addons which change the direction of typing of the whole message, this addon allows you to control the direction of an individual paragraph.
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.
Sztakidict SZTAKI Szótár a középsõ ujjban Requires Restart
Online Hungarian<->English dictionary by SZTAKI based on Jaap A. Haitsma's Dictionary Search 0.4
Modified by Danidek to be installable for Firefox 4.0 and later
CantoFish Requires Restart
CantoFish is a popup Cantonese-English dictionary for Firefox. It contains over 200,000 entries and works with both traditional and simplified Chinese characters. The Yale and Jyutping romanization systems are supported, as well as Mandarin pinyin.
Moji Requires Restart
An integrated sidebar-dictionary for Japanese and Chinese including kanji dictionary.
Grammar, Proofreading & Spell Checker
Check the grammar and spelling directly inside Thunderbird using Wordeep technology
Dictionary Search Requires Restart
A dictionary search tool, currently restricted to using dict.leo.org. This is just a personal learning little project, not endorsed by Leo GmbH. Sources at https://gitlab.com/apiraino/dict_search
To create your own collections, you must have a Mozilla Add-ons account.