Midnight Lizard
Custom color schemes for all websites: night mode, dark themes, blue light filter, screen shader, high contrast, grayscale, etc.
6,102 users
Hide YouTube™ Fullscreen Controls
Hides the YouTube™ fullscreen controls when moving the mouse to any border.
5,899 users
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.
5,886 users
CAI Tools
Extra features for Character.AI. Background, Font and Memory Manager, chat/character cloning, import/export characters, save chats and more!
5,665 users
Скачать музыку и видео с ВК - VKSaver
VKSaver простой и безопасный способ скачать музыку и видео с ВК. VKSaver поможет скачать музыку с ВК вместе с обложками и тэгами.
5,651 users
JavaScript Switcher
A lightweight addon that adds a Toggle button in URL bar, for toggling JavaScript (on or off) individually per domain, and stores that for future visit. Works also with Firefox 57+.
5,625 users
QR Code (Generator and Reader)
Generate QR Code from the url of current page, link or selected text. And decode QR Code in image.
5,616 users
Instagram Hide Reels, Explore Page - IGPlus
2025 • Open-source • Disable Instagram Reels, videos, comments, suggestions wall, vanity metrics, homepage recommendations, trending... and many more.
5,582 users
Dark Theme for Google™
A highly customizable dark theme for Google products (search, images, translate, and contacts)
5,520 users
Binnen-I be gone
This add-on likely is only useful for users who speak German or visit German language websites - it will remove so called "Binnen-Is" on webpages.
5,478 users
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.
5,470 users
Pokémon Showdown Randbats Tooltip
Enhanced Tooltip functionality for Pokémon Showdown Random Battle formats.
5,391 users
Improve Crunchyroll
Enhance Crunchyroll: theater mode, skip intros/outros, mark as watched/not watched, fast forward/backward buttons, dark mode, ...
5,315 users
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.
5,172 users
