擴充套件就像是在瀏覽器中安裝外掛。
它們為 Firefox 新增功能，讓上網變得更快、更聰明，或更好玩。
Don't touch my tabs! (rel=noopener)
Prevent tabs opened by a hyperlink from hijacking the previous tab by adding the rel=noopener attribute to all hyperlinks (excluding same-domain hyperlinks).
5,943 位使用者
Forecastfox (fix version)
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
45,556 位使用者
Ghostery – 隱私廣告攔截器
Ghostery是一個強效的隱私擴增功能。攔截廣告、制止追蹤器及加快網頁運行。
1,157,831 位使用者
Search by Image - Reverse Image Search
Reverse image search using various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
66,192 位使用者
Enhancer for YouTube™
擁有大量有趣的功能增進您的 YouTube™ 使用者體驗。
505,592 位使用者
SoundFixer
Lets you fix annoying sound problems in YouTube videos and such. Like audio in one channel only, too quiet or too loud. (Unfortunately, doesn't work on many other websites because of cross-domain issues — but it does work on YouTube.com!)
13,267 位使用者
YouTube High Definition
YouTube High Definition 是一個強大的工具，可自動以高畫質撥放 YouTube 上的影片。
199,897 位使用者
Video Speed Controller
Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.
31,353 位使用者
Wikiwand: Wikipedia Modernized
Good old Wikipedia gets a great new look
17,315 位使用者
Wikipedia Peek
Shows previews of linked articles on Wikipedia pages.
3,317 位使用者
Wikipedia Context Menu Search
Search for highlighted text on Wikipedia via the context menu.
2,952 位使用者
Random Unusual Wikipedia new tab
Redirects to a random unusual Wikipedia page when you open a new tab, because when you're opening a new tab you're looking for a distraction and that distraction might as well be a weird fact. Or show random Cognitive Bias, or Philosophical concept.
68 位使用者
New Tab Override (WebExtension)
New Tab Override brings back the ability to change the page which is shown when opening a new tab.
106,810 位使用者
Tree Style Tab
以樹狀目錄形式顯示分頁
130,474 位使用者
Tab Auto Refresh
Automatically refresh tabs based on custom time intervals
54,006 位使用者
OneTab
分頁太多了？將您的分頁轉換成一個清單，加快Firefox瀏覽器執行速度 OneTab現在提供繁體中文版！
82,050 位使用者