扩展就像是您浏览器上的应用程序。
为 Firefox 增添功能，让上网变得更快、更智能，乐趣十足。
Turbo Download Manager
a download manager with multi-threading support
32,904 个用户
Social Fixer
Social Fixer for Facebook fixes annoyances, adds features, and enhances existing functionality to make FB more fun and efficient. Filter the news feed, hide sponsored posts and political posts, hide parts of the page you don't want to see, and more!
17,233 个用户
IMGoogle - Google Reverse Image Search
Google Reverse Image Search The only add-on in this category capable of searching local files from the computer
3,811 个用户
uBlock Origin
一款高效的网络请求过滤工具，占用极低的内存和 CPU。
4,921,907 个用户
Update Scanner
监视网站页面更新, 特别适用于那些不提供 Atom 或 RSS 的网站.
14,994 个用户
Hacker News Enhancement Suite
Hacker News Enhanced.
1,471 个用户
Latest BBC News
Displays latest BBC News in a popup widget Get all the latest BBC News headlines with a single click. Opens a popup widget with the latest news headlines. Quick access to Business Health Science & Environment Technology Entertainment
1,812 个用户
Dark Theme for Google News
Makes the layout of Google News dark while retaining the original feel.
1,043 个用户
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.
47,134 个用户
Weather Extension
The best way to see the weather right in your browser. Easier than looking outside!
12,008 个用户
Forecast: Google™ Weather
A lightweight and accurate weather extension for the entire globe based on Google Technology
4,355 个用户
Toolbar Weather
This extension shows in your toolbar the current weather and the degree in Celsius, when you click is possible see more details about the weather on your city. In addition to being able to view the forecast for the next 24 and 48 hours.
429 个用户
Adblock Plus
被广告弄得搓火吗？被跟随鼠标的标语弄得烦心吗？被横幅弄得感到厌恶吗？立即安装 Adblock Plus 来重新取得 Internet 的控制权并且改变您浏览网页的方式。 在 http://www.youtube.com/watch?v=oNvb2SjVjjI 上有简短的视频可供参考
11,176,639 个用户
uBlock Origin
一款高效的网络请求过滤工具，占用极低的内存和 CPU。
4,921,907 个用户
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
3,138,101 个用户
网页截图
帮您方便的截取网页并保存为图片。
2,337,766 个用户