Extensions are like apps for your browser.
They add features to Firefox to make browsing faster, smarter, or just plain fun.
NoScript Security Suite
The best security you can get in a web browser! Allow potentially malicious web content to run only from sites you trust. Protect yourself against XSS other web security exploits.
391 517 users
Forget Me Not - Forget cookies & other data
Make the browser forget website data (like cookies, local storage, etc.), except for the data you want to keep by adding domains to a whitelist, graylist, blacklist, or redlist.
10 329 users
Cookie AutoDelete
Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Whitelist the ones you trust while deleting the rest. Support for Container Tabs.
170 725 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1 079 359 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.
1 087 585 users
Facebook Container
Neleiskite „Facebook“ stebėti jūsų žiniatinklyje. Naršyklei „Firefox“ skirtas plėtinys „Facebook Container“ padeda valdyti jūsų veiklą ir ją izoliuoti nuo „Facebook“.
1 648 242 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
4 005 692 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2 389 376 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1 079 359 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
920 081 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
171 475 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
81 699 users
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
3 649 users