Characters Counter
Find out how many characters there are in a selection by simply right-clicking it.
300 users
Dark View
Makes sites design dark. Night vision for all sites. You can change design mode in one click. Set up your own darkness level in addon settings. Better than color inverters.
299 users
Open all URLs in the clipboard
Open all URLs in the clipboard.
299 users
Youtube Recommendations Blocker
Blocks video recommendations on Youtube to keep you from getting distracted. Search results and direct links are still available.
299 users
Pixie: Accessibility and Productivity Reader Addon
Text to Speech, Screen Shader, Reading Ruler, Dyslexia fonts (OpenDyslexic), ePub Reader View, Dictionary + more productivity tools
299 users
Hide Images (Opacity)
Hide all the images on the page (using opacity), with a Hot Key Alt+0 (Zero) ! Optionally, you can configure to display the images on mouse over.
297 users
Old Google Logos And Icons
Brings back old Google apps logos and icons for Gmail, Drive, Calendar and Meet.
296 users
Wattpad Copy
Allows to copy text on Wattpad.
295 users
TorpedoRead
Enhanced text readability for the neurodivergent using font-weights, letter-spacing and brightness adjustment.
295 users
Sci Hub Injector
Adds SciHub links to popular publishing websites to make free access to science even easier.
295 users
DCID - Double Click Image Downloader
Downloads an image to a configurable directory on double click
294 users
Close All Tabs Button
Adds close all tabs button. The button opens a new tab and closes all existing tabs.
294 users
Drag & DropZones (Revived)
Replace the context menu with fancy Drag & DropZones
293 users
Add to Dropmark
A quick way to add links, images, and screenshots to your Dropmark collections.
293 users
Ambient Mode Blocker
Turn off ambient mode automatically in youtube videos.
293 users
Toolbar Clock
Stylish analog clock for your browser toolbar.
293 users
Mini Pixiv
Make Pixiv light and fast. Display all images automatically.
292 users
Old Google
Replaces the current Google logo on <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/a715a41c3c6bb93de925c4d53cb98425432b2b59209e61fedd8a8d2a54b4132e/http%3A//google.com" rel="nofollow">google.com</a> and the search page to use the old 2010 – 2013 logo.
291 users
New Tab Beside
A simple extension that opens new tab or duplicates right beside the current tab. Many other browsers have "open a new tab right next to current tab" feature built in but not Firefox, and so this extension was created.
290 users
Todo
A todo addon which lets you to keep a track of your work, stays in browser and available on just a click. Add your tasks with a click or just enter, mark them done, or remove it from list.
290 users
Tabs Import
Imports URLs from a text file and opens them in the browser
288 users
BetterSEQTA
A dark-themed Firefox/Chrome Extension that adds additional features and gives an overall better experience for SEQTA Learn. Disclaimer: This extension is not owned, operated or associated with the company Education Horizons.
288 users
Viewport
Displays the current viewport size when resizing the browser window.
287 users
Pikachu
Pikachu is a short, chubby rodent Pokémon. Try to win in this game!
287 users
Image Info
Shows image resolution and size on mouse hover.
287 users