CustomCSS Injector
- Apply any CSS rules for any websites, including iframes. - Whitelist and Blacklist functionality - Apply CSS rules to specific URLs, Domains or Globally - Syntax highlighting & line numbers - Update without page refresh
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RotateView
Rotate the entire page or rotate fullscreen view to best fit the device aspect ratio
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IIIF Download
Allows user to download fullsize content from digital libraries serving content using IIIF technology.
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Copy As Plain Text
Easily copy the selected text without formatting to the clipboard via right-click menu.
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Sakuga Extended
Enjoy a better experience with SAKUGABOORU! Previews on posts, frame control on videos...
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Resize Window & Viewport
Resize browser window or viewport to desired screen widths. Firefox's Responsive Design Mode (Ctrl + Shift + M) is great for mobile devices emulation.
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Sticky Notes
Simple sticky notes utility which provides facility to make small notes of any thing.
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Userchrome Toggle Extended
This extension allows you to toggle userchrome.css styles on-the-fly with buttons and hotkeys. You'll be able to switch up to six styles
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CAI Tools Legacy
Character.AI now has extra features. Background, Font and Memory Manager, chat and character cloning, importing characters, saving chats and characters!
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Manga Downloader
Download Manga/Manhua/Manhwa/Webtoons/Comics chapters as PDF/ZIP(images) from many websites.
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Format Link
Format a link and copy it to the clipboard in your favorite format. You can use keyboard shortcuts, the toolbar button, or context menus to copy a link. You can escape meta characters, for example ] (closing square bracket) in markdown title.
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Youtube mp3 & video downloader
Firefox extension to convert and download Youtube all videos for free in MP3 format.
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SpoPlus - Edit Spotify Theme & Settings
2026 • Spotify extension that allows you to bring back classic heart button, set up new themes, fonts, remove annoying notifications, popups, and many more!
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Simplify Gmail
Your time and attention matter -- Simplify Gmail enhances Gmail to boost productivity, strengthen privacy, and reduce stress. From the co-founder of Google Inbox.
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ÉcoleDirecte ++
Cette extension permet de forcer EcoleDirecte à afficher les données sur vos notes que votre établissement à demandé à ne pas afficher comme les classements ou moyennes générales. Code source: https://github.com/Max1Truc/ecoledirecte-plus-plus
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VisusGG
VisusGG, a browser extension by x3picF4ilx (Bytenote) & MrMaxim, aims to improve the user experience on FACEIT's platform.
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