Turn Off the Lights for YouTube™
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
68,058 users
Zoom Page WE
Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.
18,382 users
Zoom Extension
Recommended, support Firefox 45+. The Zoom Firefox Extension allows participants to schedule Zoom cloud meetings directly from Google Calendar. You can start an instant meeting or schedule a future meeting with a button.
200,313 users
Hover Zoom+ (Official)
Zoom images/videos on all your favorite websites (Facebook, Amazon, etc). Simply hover your mouse over the image to enlarge it.
13,645 users
Zoom Image
As though the mouse wheel rotate by the right click on the images, you can do the images extenting / reducing / rotating and so on. It can be expanded regardless of design. Also you can drag zoomed images.
11,601 users
Zoom for Firefox
Zoom in or out on web content using the zoom button and mouse scroll wheel for more comfortable reading. That to each percent value.
7,669 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.
5,534 users
AI Subtitles & Immersive Translate - Trancy
Trancy provides bilingual subtitle for platforms like YouTube, Disney+... as well as AI translator for websites.
5,444 users
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.
4,848 users
Video Transformer
Zoom, stretch, reposition, rotate, and flip video and images using hotkeys.
2,737 users
Imagus mod
With a simple mouse-over you can enlarge and display images/videos from links. Now with optional permissions, more features.
2,653 users
Rotate that Video Player
Improve your video experience by effortlessly rotating your video clips by 90, 180, or 270 degrees.
2,308 users
Volume Booster — Enhance sound
The extension lets you boost browser tab volume up to 600% for better audio.
1,758 users
Multi-touch Zoom
Not needed in latest FF Adds missing feature of Firefox: Smooth zooming with the pinch gesture on a trackpad Non-multi-touch users can still smooth zoom by scrolling and holding down the SHIFT key Thanks to Marek Polakovic for the gesture icon
1,729 users
The Tab Suspender
Suspends inactive tabs after a set time by replacing them with a custom suspended page.
1,572 users
Video-Screenshot
Nehmen Sie einen Screenshot des Videos auf. Nehmen Sie einen Screenshot von Videos auf, die in einem <video>-Element auf Webseiten wie YouTube, Twitter oder Twitch abgespielt werden.
1,394 users
Helperbird: Accessibility & Productivity App
Your go-to for advanced reading, writing, and accessibility. Our features include voice typing, dyslexia support, an immersive reader, and a reading mode. Tailored to fit diverse abilities and learning styles, making the web accessible for all.
1,176 users
Presentation Mode for Reddit
Turn the Reddit page you are browsing into a media slideshow.
1,059 users
Page Sidebar | Open any page in side panel
Effortlessly open any website in your web browser's sidebar – streamline your workflow instantly!
912 users
Smart Reader - Bionic Reader
Modify a web page to make it more readable by bolding the beginning of a word (like bionic reading).
855 users
