Most Popular Extensions
FireGestures Requires Restart
A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.
EPUBReader Compatible with Firefox 57+ Featured
With EPUBReader you can read ePub files just in Firefox. No additional software needed!
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
WORKS WITH NEW YOUTUBE LAYOUT, "Best Youtube Video Downloader", Only one with 1080p Full-HD and 256kbps MP3 Direct Links. A clean, fast and simple addon for superfast and easy downloads in FLV, 3GP, MP3, MP4, 720p, 1080p qualities on Youtube pages.
Tons of features to improve your user experience on YouTube™.
Adds a download button to YouTube. By clicking on it you can download the video as a high quality mp3 file.
Quickly access Skype for Web and Share on Skype through your browser
Garmin Communicator Requires Restart
The Garmin Communicator is an internet browser plugin that allows you to easily transfer data between websites and Garmin GPS devices.
Easy anonymous web browsing.
– Change your IP-Address and country
– Visit blocked or censored websites.
– Delete cookies, show your public ip, and more
We provide the proxy servers, no external proxies or other programs required
Flashblock Requires Restart
Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...
Use the Evernote Web Clipper to save things you see on the web into your Evernote account.
Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.
Ecosia is a search engine that donates 80% of its surplus income to planting trees. By searching with Ecosia you can help the environment for free.
This extension adds Ecosia.org as the default search engine to your Firefox. Give it a try!
Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.
A very lightweight add-on that allows you to watch YouTube™ videos using Flash® Player instead of the default HTML5 player. The Flash® Player will consume less CPU and RAM resources if your device doesn't easily support HTML5 videos. Try it!
Визуальные закладки от Яндекс Requires Restart
Визуальные закладки – это страница, на которой собраны ваши любимые сайты.
Easy Access Requires Restart
Allow an easy access to the system commands and other programs in your computer.
- download and save videos embedded into a website to your hard disk
- add youtube, vimeo and other videos easily to your video list
- supports up to 4k videos
IE Tab V2 (Enhanced IE Tab) Requires Restart
Note: If you are encountering the Connecting... problem see instructions below.
The updated, fully supported IE Tab. Embed IE in a Firefox tab. IE Tab Features: FF 4+ support, IE 7-9 compatibility modes, old IE Tab settings import.
Fix the web. Gets rid of a site's cookies and LocalStorage as soon as you close its tabs. Protects against trackers and zombie-cookies. Trustworthy services can be whitelisted.