Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
103,924 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.
707,538 位使用者
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2,153,043 位使用者
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
1,474,147 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。
1,463,001 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.
798,582 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
72,091 位使用者
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
5,229 位使用者
