uBlock Origin
FoxyProxy Standard
FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.
166,108 users
Tab Stash
A no-fuss way to save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind.
8,372 users
User-Agent Switcher and Manager
Spoof websites trying to gather information about your web navigation—like your browser type and operating system—to deliver distinct content you may not want.
72,259 users
Translate Web Pages
Translate your page in real time using Google or Yandex. It is not necessary to open new tabs. Now works with the NoScript Extension.
420,853 users
To Google Translate
Right-click a section of text and click the Translate icon next to it to text translate or listen to it in your language.
821,441 users
Simple Translate
Quickly translate selected text on web page. In toolbar popup, you can translate input text.
121,262 users
ImTranslator: Translator, Dictionary, TTS
COMPLETELY REDESIGNED TRANSLATOR FOR FIREFOX ImTranslator translates text, words, webpages between more than 100 languages. NEW: Inline Translator, Dictionary, access to Google Translate, Microsoft Translator. Unique on the fly localization.
167,128 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
5,355,770 users
AdBlock for Firefox
The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.
1,034,468 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,195,277 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
675,107 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,195,277 users
HTTPS Everywhere
Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.
719,296 users
DuckDuckGo Privacy Essentials
Privacy, simplified. Our add-on provides the privacy essentials you need to seamlessly take control of your personal information, no matter where the internet takes you: tracker blocking, smarter encryption, DuckDuckGo private search, and more.
1,492,473 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
5,355,770 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,631,436 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
754,795 users
HTTPS Everywhere
Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.
719,296 users