给浏览器像手机那样装上应用。
为 Firefox 增添功能，让上网变得更快、更智能，乐趣十足。
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。
550,331 个用户
Search by Image - Reverse Image Search
Reverse image search using various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
67,290 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。
4,770,979 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
1,533,059 个用户
Grammarly for Firefox
Grammarly will help you communicate more effectively. As you type, Grammarly flags mistakes and helps you make sure your messages, documents, and social media posts are clear, mistake-free, and impactful.
831,705 个用户
Gesturefy
可定制的鼠标手势扩展，支持超过 60 种命令，还有摇摆手势、滚轮手势等额外功能。
116,227 个用户
Clippings
Save frequently-entered text for pasting later.
34,116 个用户
Bookmarks Organizer
With the Bookmarks Organizer it's easy to put order in your bookmarks. The Bookmarks Organizer finds no longer working bookmarks, redirects, duplicates and more!
22,505 个用户
Enhancer for YouTube™
海量自定义功能提升您的 YouTube™ 用户体验。
501,231 个用户
关灯看视频
观看视频时调暗页面，仿佛置身电影院
42,225 个用户
Iridium for YouTube
YouTube with more freedom
15,237 个用户
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!)
16,281 个用户
