uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
10 677 574 brukere
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1 709 982 brukere
Bitwarden — Fri passordbehandling
En sikker og fri passordbehandler for alle dine PCer og mobiler
967 472 brukere
Decentraleyes
Beskytter mot sporing gjort av "gratis" sentralisert innholdslevering. Den hindrer mange forespørsler fra å nå nettverk som Google Hosted Libraries, og tilbyr lokale filer for å avverge rotede nettsteder. Bistår vanlige innholdsblokkerere.
244 232 brukere
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.
243 106 brukere
FoxyProxy Standard
FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
215 063 brukere
RoboForm Password Manager
RoboForm Password Manager makes your life easier by remembering passwords and logging you into websites automatically
53 172 brukere
Port Authority
Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.
24 301 brukere
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1 088 828 brukere
Malwarebytes Browser Guard
Fast and safe browsing that protects your privacy. Block trackers, ads, phishing, and malicious content—so you stay secure and in control.
449 128 brukere
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.
402 655 brukere
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
395 006 brukere
1Password: Password Manager
The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.
371 604 brukere
Kaspersky Protection 2021
Your protection on the Internet with extension from Kaspersky Lab
320 007 brukere
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!
300 815 brukere
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.
240 757 brukere
ESET Browser Privacy & Security
Få utvidet nettleserbeskyttelse med ESET nettlesers personvern og sikkerhet – inkluderer den unike funksjonen Metadataopprydding, Sikkert søk og flere.
218 057 brukere
Web Threat Shield
Keeps you safe when browsing the web by identifying and blocking dangerous websites.
206 054 brukere
iCloud Passwords
iCloud Passwords lets you fill passwords from iCloud Keychain when signing in to websites using Firefox.
162 895 brukere
Proton Pass
Free and unlimited password manager to keep your login credentials safe and manage them directly in your browser.
157 319 brukere
Norton Password Manager
Norton Password Manager. Free password security you can trust.
149 499 brukere
