uBlock Origin
一款高效的网络请求过滤工具,占用极低的内存和 CPU。
5,337,425 个用户
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,673,047 个用户
AdGuard AdBlocker
AdGuard 广告拦截器可有效的拦截所有网页上的所有类型的广告,甚至是在 Facebook,Youtube 以及其它之上的广告!
754,489 个用户
LastPass Password Manager
LastPass是一款让您的上网浏览更便捷更安全的免费在线密码管理器和表单过滤器。LastPass以插件的形式支持IE和Firefox(Opera, Safari, Chrome, iPhone,Opera 通过书签小工具形式支持),它允许您从任何主流的密码存储器导入和导出密码,捕获其它管理器无法捕获的密码包括很多AJAX表单。它也允许您轻松地创建强大的密码。您的敏感信息在上传之前已在本地计算机上加密,因此就算是LastPass的员工也无法得到密码信息。一次性密码和屏幕键盘帮助保护您的主密码。
679,694 个用户
HTTPS Everywhere - 加密网络
加密网络!HTTPS Everywhere 是一个保护通信的 Firefox 扩展。它对支持加密的网站自动开启 HTTPS 通信加密,即使你在输入网址时没有加上 https: 前缀也一样。
640,034 个用户
Bitwarden – 免费密码管理器
安全免费的跨平台密码管理器
457,465 个用户
NoScript 安全套件
您在网络浏览器中得到的最安全的保护! 只允许在您信任的站点运行动态内容,保护您不受 XSS 点击劫持的攻击,并免遭“幽灵”、“熔断”等 JavaScript 漏洞利用风险。 在用 Firefox 52?https://noscript.net/getit
318,481 个用户
Decentraleyes
保护您免受集中式的内容交付网络(CDN)的跟踪。它可以拦截许多种链向 CDN 的请求,转而指向本地提供的文件,从而防止网站功能受损。辅助常规的内容过滤规则。
228,955 个用户
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
65,497 个用户
SingleFile | 将完整的页面保存到一个 HTML 文件中
SingleFile 网页保存(Save Page)扩展,离线保存当前网页、多个标签页、当前选中的内容,更多高级功能例如:自动保存、定期保存,等待你的探索!
40,666 个用户
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
953 个用户
Malwarebytes Browser Guard
The fastest and safest web browsing experience.Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
546,049 个用户
卡巴斯基保护
使用卡巴斯基实验室的扩展功能对您的互联网的保护。
497,706 个用户
Avast Online Security & Privacy
确保您的 Mozilla Firefox 浏览器免受实时在线威胁、追踪和诈骗。
417,639 个用户
Web Threat Shield
通过识别和阻止危险网站,在您网上冲浪时确保您的安全。
407,097 个用户
Norton Password Manager
Norton Password Manager. Secure. Smart. Simple and Safe.
394,308 个用户
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.
292,648 个用户
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.
198,671 个用户
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.
160,617 个用户
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.
122,019 个用户
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.
118,177 个用户
AVG Online Security
AVG 为您的 Firefox 浏览器提供保护。 使用最新版 AVG 浏览器安全和 Web 信誉插件让您高枕无忧,同时改善您的整体浏览器体验。检查下面的功能列表,
60,760 个用户
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.
58,885 个用户
Startpage Privacy Protection
By installing the free Startpage Privacy Protection extension you will be able to stop trackers and cookies and set Startpage as your default search engine.
58,345 个用户