uBlock Origin
Konečně efektivní blokovač, který nezatěžuje CPU a paměť.
5 579 670 uživatelů
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1 742 595 uživatelů
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
768 991 uživatelů
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
728 203 uživatelů
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.
676 174 uživatelů
Bitwarden – Bezplatný správce hesel
Bezpečný a bezplatný správce hesel pro všechna vaše zařízení
477 998 uživatelů
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.
335 403 uživatelů
Decentraleyes
Chrání před sledováním skrze centrálně doručovaný obsah. Brání stahování knihoven ze serverů Googlu a místo nich používá jejich lokálně uložené kopie, takže webové stránky budou nadále fungovat. Vhodné doplnění k běžnému blokování obsahu.
234 761 uživatelů
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
68 792 uživatelů
SingleFile
Save an entire web page—including images and styling—as a single HTML file.
43 223 uživatelů
FoxyTab
Collection of Tab Related Actions e.g. Duplicate, Close Duplicates, Close to the Left, Copy Title, Merge Windows, Save as PDF, Copy Urls Tab/All/Left/Right, Host keep/close/close other, Sort by URL/Title, Asce/Desc, Move, Reload, Reload Timer
17 070 uživatelů
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
1 264 uživatelů
Malwarebytes Browser Guard
The fastest and safest web browsing experience.Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
574 354 uživatelů
Ochrana Kaspersky
Vaše ochrana na Internetu s rozšířením od společnosti Kaspersky Lab
537 329 uživatelů
Avast Online Security & Privacy
Zabezpečte svůj prohlížeč Mozilla Firefox před online hrozbami, sledováním a podvody, které probíhají v reálném čase.
476 994 uživatelů
Web Threat Shield
Keeps you safe when browsing the web by identifying and blocking dangerous websites.
453 757 uživatelů
Norton Password Manager
Norton Password Manager. Secure. Smart. Simple and Safe.
422 205 uživatelů
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.
310 076 uživatelů
1Password
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.
205 266 uživatelů
Avira Browser Safety
Avira Browser Safety helps identify internet addresses that are harmful to your system when you are browsing the web and protects your privacy by preventing invisible trackers.
176 095 uživatelů
ZenMate Free VPN
ZenMate VPN - The best free Firefox VPN extension to hide your IP. Encrypt your connection, access our secure proxy servers & unblock websites easily.
137 029 uživatelů
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.
118 889 uživatelů
AVG Online Security
Ochrana od AVG pro Váš prohlížeč. Odhoďte starosti stranou a zjednodušte si internetové brouzdání s AVG Browser Security a pluginem Web Reputation.
66 695 uživatelů
Popup Blocker Ultimate
Best Popup Blocker for Firefox. (Best in Rating, Performance, This addon does NOT track user activities same as others)If your Firefox version is not 57+ please install version 8.1 from Official website.
61 912 uživatelů
Authenticator
Authenticator generates 2-Step Verification codes in your browser.
59 387 uživatelů