Extensions are like apps for your browser.
They add features to Firefox to make browsing faster, smarter, or just plain fun.
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.
۵۵۸٬۱۷۰ کاربر
Search by Image
Reverse image search using various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
۶۹٬۱۷۲ کاربر
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
۱۴۶٬۵۳۲ کاربر
Gesturefy
Customizable mouse gesture add-on, which supports over 60 different commands and additional features like rocker and wheel gestures.
۱۱۵٬۲۴۱ کاربر
Impulse Blocker
Block distracting websites when you are browsing the web. You can list websites that you don't want to visit in the settings. You can pause or turn off the blocker quickly. Completely open source.
۶٬۳۳۷ کاربر
Turn Off the Lights
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. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, Hulu, Metacafe, YouKu, etc.
۴۲٬۶۰۹ کاربر
SoundFixer
Lets you fix annoying sound problems in YouTube videos and such. Like audio in one channel only, too quiet or too loud. (Unfortunately, doesn't work on many other websites because of cross-domain issues — but it does work on YouTube.com!)
۱۶٬۶۰۷ کاربر
Brief
Brief makes reading RSS feeds as easy and intuitive as it gets. Designed to have exactly the right set of features, it is powerful and simple at the same time. Feeds are presented on a seamless, interactive page which let's you bookmark and tag items with a single click.
۱۲٬۰۰۲ کاربر
