Session Alive
Keep your Session Alive at any website and never get logged out. Forget the session timeout messages. Multi-Account Containers supported.
2,438 users
Page Translator Revised
Translate any page using Google Translate or Bing Microsoft Translator automatically or with one click from your address bar. Small minimalist extension with <500KB memory footprint.
2,427 users
Google Analytics Debugger
Prints useful information to the JavaScript console by enabling the debug version of the Google Analytics Javascript. P.S: this add-on is migrated from Chrome store.
2,410 users
ChartFox Browser Extension
Enable fully-integrated chart viewing within the ChartFox web app
2,396 users
Disable YouTube Number Keyboard Shortcuts
Disables 0-9, Home and End keyboard shortcuts on YouTube which seek to different times on a video.
2,387 users
Popupblocker
Popupblocker can block every popup. Many websites open new windows with ads, when you try to mark text or click something. This add-on will block these and show a really small notification.
2,340 users
PDF editor PDFOffice to edit and create PDF
PDFOffice, a PDF editor to create and edit any PDF file using a web browser.
2,298 users
Script Blocker Ultimate (NoScript, Disable JS)
Best Script Blocker for Firefox. (Best in Performance, This addon does NOT track user activities same as others)
2,291 users
Cite This!
Use this extension to generate MLA, AMA, APA, BibTex, and Wikipedia-style citations for websites Post comments and feature requests/bugs to https://github.com/jamiely/citethis.
2,259 users
Snooze Tabs
Snooze Tabs help you focus your attention online, whether you want to remove distractions for now or save something for later. Hit the snooze icon to dismiss tabs you don’t want now, and set an alarm to bring them back when you need them.
2,255 users
one sec | Website Blocker, Focus, Screen Time
“one sec” forces you to take a deep breath and pause whenever you open one of the configured websites (Reddit, YouTube, Twitter, …).
2,246 users
Calculator
A simple calculator that remembers your last calculation. You can close it at any time and reopen it without losing your work.
2,228 users
ChatGPTBox
This extension integrates ChatGPT into the browser deeply, and provides chat windows, search engines and commonly used websites integration, and selection tools.
2,226 users
Lap Clipboard Inserter
A browser extension whose purpose is to repetitively insert the system clipboard's content into a page.
2,214 users
404 Bookmarks
With this extension you can find expired bookmarks and remove them easily. You can find all kinds of broken bookmarks, like pages that return 404 (Page not found) or other HTTP errors.
2,203 users
Dislikes in YouTube™
The extension returns the ability to see how many people YouTube video have put dislikes.
2,186 users
Unblock Youku
Unblock Youku helps users outside Mainland China to access geo-restricted content of some popular Chinese websites (e.g., Bilibili, Youku, Tudou, etc.).
2,180 users
