YouTube™ dual subtitles
Automatically switch to local language, bilingual subtitles, subtitle download, subtitle dubbing, custom subtitle style.
2,665 users
Quick Accept-Language Switcher
Provides a quick way of changing the HTTP Accept-Language header so you can view and test websites with a different locale.
2,652 users
Yandex Translation
Yandex Translation is free and reliable tool provides accurate translations for over 90 languages.
2,569 users
Mobile Dyslexic
Mobile Dyslexic replaces all fonts of all web pages with carefully crafted special font which is easier to read by people with dyslexia.
2,383 users
Perapera Chinese Popup Dictionary
Put your mouse over any Chinese words on a webpage and it gives you the pronunciation and definition. Simple as that! As of version 2.1 PeraPera Chinese now supports Cantonese!
2,360 users
Circle reader
The best free reading assistant (reader mode) that enhances the web page reading experience. Ads are too distracting, the colors are too ugly, the fonts are too small to see clearly, the typography is too messy to find the text, does it really need
2,298 users
AI Anywhere for ChatGPT
ChatGPT enhancer - adds context menu, keyboard shortcuts, toolbar window and more!
2,248 users
Open Subtitles
Add subtitles to any HTML5 video sites such as Youtube, Netflix, Amazon Prime Video, Disney+, HBO Max and other stream sites.
2,062 users
Override Text Encoding
Manually set the charset (character encoding) for a webpage, to fix encoding errors and garbage characters on websites. A replacement for the former View -> Text Encoding menu.
1,940 users
Immersive Translate Ultra
Web bilingual translation, completely free to use, supports Deepl/Google/Bing/Tencent/Youdao, etc.
1,935 users
Scribens, correcteur d'orthographe et de grammaire
Utilisation : Sur une zone de texte, cliquez sur l'icône Scribens située en haut à droite pour activer la correction. Cliquez de nouveau sur l'icône Scribens pour avoir des solutions sur le style. Version gratuite limitée à 50 000 caractères.
1,844 users
Euskalbar
Euskara hiztegiak eta bestelako tresnak (corpusak, zuzentzaileak, bilatzaileak...). Euskalbarrek hitzak itzultzen laguntzen du euskaratik hainbat hizkuntzara eta hainbat hizkuntzatik euskarara, Firefoxen instalatzen den tresna-barra bati esker.
1,801 users
TTSFox
Text to Speech on Firefox. It use OS build-in TTS engines, you can use it even when offline.
1,718 users
Power Thesaurus
Use the power of synonyms by button in toolbar, right-click or by word selection on any page.
1,647 users
