Download Manager (S3)
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
641,743 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
478,990 users
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.
34,648 users
Imagus
With a simple mouse-over you can enlarge images and display images/videos from links.
62,373 users
Facebook Container
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
1,954,555 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,218,087 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.
1,462,018 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
5,071,267 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2,254,813 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.
1,462,018 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,344,257 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
262,058 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
907,171 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
75,631 users
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
4,259 users