toktogi
Toktogi is a popup Korean-English dictionary. Simply hover the mouse in front of a Korean word on a page and a box will pop up with the definition in English. Toktogi is inspired by the Japanese language learning extensions Rikaichan and Rikaikun.
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Grammar Checker and Text Rewriter — Linguix
Create compelling content with Linguix grammar checker and rewriter.
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TranslateLocally for Firefox
TranslateLocally for Firefox is a webextension that enables local and private in-page translations for web browsers. It is a stand-alone extension, but can integrate with TranslateLocally for custom models and even better performance.
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CSV Reader
CSV Reader transforms raw csv data into a simple html table, easily readable in your browser. Find the data you need, fast.
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Life Science Dictionary Tool
ライフサイエンス辞書ツールは、Webページ中の広範囲な生命科学用語を翻訳することが出来るマウスオーバー辞書です。ライフサイエンス辞書プロジェクト( https://lsd-project.jp/ )によって収集された10万語の英語用語、11万語の日本語用語を、用例・遺伝子情報などと共にご利用いただけます。 本アドオンはFirefox57以降での動作に対応したWebExtension版です。旧ライフサイエンス辞書とは動作が異なる部分がありますので、ご注意ください。
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YouTube Auto Dub Disabler
UPDATED JAN 15, 2026 Automatically opens the settings menu and switches to the original language audio track on YouTube.
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Dictionary Plus
A popup dictionary for quickly looking up word-meanings. It also allows to you to save new words that you like and build your vocabulary.
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Scribe YouTube Transcripts
Instantly view beautifully formatted YouTube transcripts with punctuations, paragraphs and chapters.
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极简翻译
划词翻译, 英汉互译, 开关: ctrl+alt 默认开启, 关闭后即在当前站点永久关闭, 除非再次开启 ***开关: ctrl+alt, 默认开启*** 1.1.3版本为默认关闭
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ChatGPT-rtl
You can solve the issue of displaying Arabic and Persian texts from right to left on websites such as Chat-gpt, BAI, and poe using this simple and lightweight extension. حل مشکل RTL در ChatGPT
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Hot Virtual Keyboard Extension
This extension brings up the virtual keyboard when entering text input fields. Hot Virtual Keyboard has to be installed and running: Virtual Keyboard Home Page
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Inkah: Learn Chinese & Korean on the Web & Netflix
Look up Chinese & Korean words. Split sentences into their individual words. Learn while browsing the web by hovering words and learn from Youtube and Netflix with double subtitles.
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YouTube Original Audio
Automatically switches to the original audio track on YouTube videos (if available) to bypass auto-dubbing.
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abcTajpu
Type in accented letters, international characters, symbols or emojis into Firefox either by using a context menu (there being support for many languages) or by a customizable popup dialogue.
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Alpheios Reading Tools
The Alpheios Reading Tools add support for reading texts in Ancient Greek, Latin, Classical Arabic and Persian.
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Auto RTL/LTR Switcher
Automatically switch text direction based on input language and allow toggling page font (Vazirmatn) and direction.
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Merriam-Webster's Learner's Dictionary
Look up any word you want while browsing the Internet. Double-click the word to get its definition, pronunciation, and usage examples in a text box appearing on the same page.
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Browser Notepad
Browser Notepad, a simple text-editor in the browser and has complete offline functionality. This is a 100% privacy-friendly add-on because it does not access any of your data, change the settings in your browser, or monitor any browser activities.
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YouTube Live Chat Translator
Real-time chat translations for YouTube live streams. Instantly translates messages in 139 languages, making it easy to connect with a global audience. Perfect for viewers and streamers!
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RikaiRebuilt
Featuring a built in Japanese dictionary with support to hear audio recordings of Japanese words from JDIC as well as the ability to import words in to the flashcard app Anki, this is a port of the old Firefox addon "Rikaisama"
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VLibras Plugin
O VLibras-Plugin é um tradutor de Português para LIBRAS. Através do VLibras-Plugin é possível fazer a tradução de qualquer texto em Português para LIBRAS de maneira simples, rápida e fácil.
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