Turn Off the Lights for Firefox
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.
43,035 users
GIPHY for Firefox
Bring the power of a GIF search engine anywhere on the web. Respond to emails, tweets and more with GIFs quickly and easily. Add GIPHY GIFs to your Gmail, Facebook, Twitter and more. Just search, drag and drop or right click!
7,665 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.
1,211,533 users
Browsec VPN - Free VPN for Firefox
Unblock geographically restricted content and protect your IP with Browsec’s add-on. With this Firefox VPN, you can stay anonymous for an unlimited time! Use free remote servers to hide your location and access any content you want.
492,054 users
Firefox Multi-Account Containers
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs. Cookies are separated by container, allowing you to use the web with multiple accounts and integrate Mozilla VPN for an extra layer of privacy.
378,477 users
Firefox Translations
Translate websites in your browser, privately, without using the cloud. The functionality from this extension is now integrated into Firefox.
319,651 users
Language: Українська (Ukrainian)
Firefox Language Pack for Українська (uk) – Ukrainian
275,688 users
Google Translator for Firefox
With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.
226,617 users
Firefox Relay
Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.
211,910 users
Language: Indonesia (Indonesian)
Firefox Language Pack for Indonesia (id) – Indonesian
204,102 users
Language: Română (Romanian)
Firefox Language Pack for Română (ro) – Romanian
153,182 users
NordVPN - a VPN proxy extension for Firefox
Looking for the best VPN extension for Firefox? NordVPN's Firefox VPN proxy extension lets you hide your IP, change your virtual location, and stay safe online with a click. Get a fast, secure, and unlimited VPN for Firefox!
149,327 users
Firefox Color
Build, save and share beautiful Firefox themes.
118,099 users
VPN VeePN - Free VPN for Firefox
Enjoy fast and secure free Firefox VPN Proxy extension. Unblock websites, protect your data, and browse freely – all at the highest connection speeds!
114,403 users
Bitdefender TrafficLight for Firefox
Bitdefender TrafficLight adds a strong and non-intrusive layer of security to your browsing experience
63,606 users
Notes by Firefox
Displays a sidebar that lets you take notes on web pages.
23,233 users
Todoist for Firefox
Organize work and life with Todoist for Firefox
22,336 users
Xdebug Helper for Firefox
This extension is very useful for PHP developers that are using PHP tools with Xdebug support like PHPStorm, Eclipse with PDT, Netbeans and MacGDBp or any other Xdebug compatible profiling tool like KCacheGrind, WinCacheGrind or Webgrind.
21,072 users
PureVPN Proxy - Best VPN for Firefox
A VPN extension that helps you hide your information, access restricted content and browse the internet at fast speeds. Add it now to your Firefox browser and get your 7-day Free VPN trial today!
13,434 users
Kagi Search for Firefox
A simple helper extension for setting Kagi as a default search engine, and automatically logging in to Kagi in private browsing windows.
11,941 users
Bypass Paywalls for Firefox
Bypass Paywalls of over 200 news sites and more
11,140 users
9,598 users
Emoji Keyboard - Emojis For Firefox
A free extension of the web tool https://coolsymbol.com/emojis/emoji-for-copy-and-paste.html. It helps input emoji in the web browser with an extensive search functionality.
9,369 users
Progressive Web Apps for Firefox
A tool to install, manage and use Progressive Web Apps (PWAs) in Mozilla Firefox
9,134 users
Shortkeys (Custom Keyboard Shortcuts) for Firefox
Easily customizable custom keyboard shortcuts for Firefox. To configure this addon go to Addons (ctrl+shift+a) ->Shortkeys ->Options. Report issues here (please specify that the issue is found in Firefox): https://github.com/mikecrittenden/shortkeys
8,793 users