Ultrawidify
Aspect ratio fixer for Youtube. Allows improperly encoded videos to properly fit ultrawide and superwide displays (e.g. 21:9) — and it attempts to do so automatically.
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Dark Mode - Night Eye
With Dark Mode - Night Eye, you can easily switch websites between dark and light mode as desired to take care of your eyes and reduce eye strain. Make your online experience more comfortable and enjoyable with this simple and convenient tool.
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QR Code Reader
Scanning EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39, Codabar, Interleaved 2 of 5 and QR Codes from webcam or image files
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Save PDF
Save current page as PDF. Very simple. No permissions, no third-party server. Uses only built-in Firefox converter. Works on Windows and Linux, not on Mac.
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Unwanted Twitch
Hide unwanted streams, games, categories, channels and tags on: twitch.tv
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QR Code (Generator and Reader)
Generate QR Code from the url of current page, link or selected text. And decode QR Code in image.
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WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
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Quick Dial
Quick Dial, a speed dial page inspired from fast dial. Full Open Source, No Web Service, No Cloud Account, your data is your own.
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DjVu.js Viewer
The extension is a local copy of the DjVu.js Viewer which is available on https://djvu.js.org/. It allows you to open links to .djvu files right in the browser and .djvu files from a local drive. Also, it processes tag with .djvu files.
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Theme Font & Size Changer
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
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Full Screen for Firefox
Go full screen with one click on the full screen button. That includes also the full screen movies such as the YouTube, Vimeo, Dailymotion, Youku video player, etc.
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Enhancer
Enhancer is open-sourced and free extension, which adds what is missing on streaming platforms.
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Fixed Zoom
Extension that sets a custom default zoom for all pages in Firefox. You can set a general zoom for all pages or custom rules depending on the site.
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مترجم ، اولین افزونه ترجمه خودکار
مترجم ، اولین افزونه ترجمه خودکار صفحه خود را در زمان واقعی با استفاده از Google یا Yandex ترجمه کنید. Regards , Mohamad Samardeh Haghighi Fard :)
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Pokémon Showdown Randbats Tooltip
Enhanced Tooltip functionality for Pokémon Showdown Random Battle formats.
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Timer (alarm, timer and stopwatch)
Stylish timer combined with stopwatch and alarm for your browser.
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Tridactyl
Vim, but in your browser. Replace Firefox's control mechanism with one modelled on Vim. This addon is very usable, but is in an early stage of development. We intend to implement the majority of Vimperator's features.
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