擴充套件就像是在 Firefox 中安裝應用程式。
它們為 Firefox 新增功能，讓上網變得更快、更安全、更好玩。
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
112,531 位使用者
Privacy Possum
Privacy Possum monkey wrenches common commercial tracking methods by reducing and falsifying the data gathered by tracking companies.
88,289 位使用者
Google Search Fixer
Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome. Note: Android users seeing "unavailable on your platform", go to https://addons.mozilla.org/en-US/android/addon/google-search-fixer/
964 位使用者
DuckDuckGo Privacy Essentials
保障私隱，從此簡單容易。我們的附加元件提供最全面的私隱保障工具，無論在網絡上的任何地域都可以有效控制你的個人資料：攔截追蹤、更高智能的加密功能、DuckDuckGo 隱藏搜尋等等，全面功能包羅萬有。
1,202,476 位使用者
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.
2,159,613 位使用者
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.
695,947 位使用者
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
917,531 位使用者
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
79,160 位使用者
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
3,467 位使用者
