Avast Online Security & Privacy
Secure your Mozilla Firefox browser against real-time online threats, trackers, and scams. We’ll check every site you visit, from Facebook to your bank, so nothing puts you or your data at risk. Join a growing community of 400 million Avast users.
24,999 users
CORS Everywhere
A firefox addon allowing the user to enable CORS everywhere by altering http responses. Report issues to the repository, with enough information to reproduce the problem: https://github.com/spenibus/cors-everywhere-firefox-addon/issues
24,608 users
Map Route Pro and Search
Map Route Pro provides free maps and directions via the favicon on the toolbar along with web search results powered by Yahoo®
24,430 users
Hide Youtube-Shorts
Hides YouTube-shorts videos from home page, subscriptions, search results.
24,378 users
User-Agent Switcher
Quickly and easily switch between popular user-agent strings.
24,239 users
Media Converter and Muxer - Audio Tools
Easy to use video and audio converter and muxer written in WebExtension built on top of the well-known FFmpeg converter
24,209 users
JSONView
View JSON documents in the browser.
24,190 users
PhishWall
PhishWall
24,088 users
British-English Dictionary (GB)
A strict British-English spell checker dictionary for Firefox, Thunderbird and SeaMonkey. This dictionary only includes words conforming to the preferred standard of British-English spelling.
23,905 users
Save as PDF
Download web pages as PDF in one click.
23,752 users
PDF Mage
Save any page as PDF
23,559 users
Diccionario español México
Diccionario para México.
23,559 users
Don't "Accept" image/webp
This extension removes image/webp and/or image/avif from the list of formats Firefox tells sites that it accepts. That discourages many servers from replacing JPEG and PNG images with WebP/AVIF. (But some may send them anyway; they aren't blocked.)
23,503 users
Easy Manuals Finder & Custom Web Search
Add the Easy Manuals Finder & Custom Web Search extension to access user manuals by clicking the favicon on the toolbar and get web search results powered by Yahoo®.
23,465 users
Easy Video Downloader (Flash and Video)
A video and audio downloader (grabber) that works with both internal and external download managers like IDM or Wget
23,430 users
23,423 users
S3.Translator
S3.Translator adds the power of Google Translate’s automatic translations to your browser! It supports translation of selected text, entered phrase or whole webpage between any of 100+ languages. New Feature: Language learning!
23,392 users
Runet Censorship Bypass
This extension allows bypassing censorship of Russian government (i.e. only sites blocked by RosKomNadzor, RKN), giving you access to libraries, encyclopedias, oppositional political sites, and to innocent sites blocked to many reasons.
23,272 users
Silk - Privacy Pass Client
Client support for Privacy Pass anonymous authorization protocol.
22,851 users
Passbolt - Open source password manager for teams
Passbolt is an open source password manager designed for collaboration. Securely create, manage and monitor your passwords. Share them instantly with your team.
22,797 users
Avira Password Manager
Avira Password Manager saves, manages, and syncs all your passwords across all your devices.
22,588 users
SellerSprite - The Most Professional Amazon Tool
An integrating software that helps Amazon sellers find products, optimize keywords, do keyword&product research, spy on competitors, etc.
22,570 users
SAML-tracer
A tool for viewing SAML and WS-Federation messages sent through the browser during single sign-on and single logout.
22,420 users
Notes by Firefox
Displays a sidebar that lets you take notes on web pages.
22,400 users
22,343 users