DuckDuckGo Privacy Essentials
隐私保护，操作简单。当您遨游于网络时，我们的插件所提供的隐私保护功能能够让您时刻掌控个人信息安全：跟踪阻断、更智能化的加密方式、DuckDuckGo隐私保护搜索等等。
1,564,189 个用户
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
269,211 个用户
TinEye Reverse Image Search
Click on any image on the web to search for it on TinEye. Recommended by Firefox! Discover where an image came from, see how it is being used, check if modified versions exist or locate high resolution versions. Made with love by the TinEye team.
60,180 个用户
Web Archives
View archived and cached versions of web pages on 10+ search engines, such as the Wayback Machine, Archive․is, Google, Bing and Yandex
50,051 个用户
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
44,519 个用户
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
41,595 个用户
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
10,588 个用户
GIPHY for Firefox
Bring the power of a GIF search engine anywhere on the web. Respond to emails, tweets and more with GIFs quickly and easily. Add GIPHY GIFs to your Gmail, Facebook, Twitter and more. Just search, drag and drop or right click!
7,337 个用户
Simple Search
This extension highlights “traditional” or “ten blue link” search results provided by the search engine, laying them over the info boxes and other content. Close the window to view the full results page. Compatible with Bing and Google search engines
588 个用户
AdBlock 广告过滤器 版
最受欢迎的 Chrome 和 Safari 广告拦截工具，现在也支持 Firefox 啦！ 可以拦截所有网页上的所有广告，以及 Facebook、YouTube 和 Hulu 上的广告。 还可以让您的浏览器变得更快！ 大部分广告根本就不会被下载，节约您的时间和带宽。
1,150,712 个用户
Honey
Automatically find and try coupon codes with 1-click. Works at thousands of stores in the US, Canada, Australia, India and the UK.
877,578 个用户
Ecosia — The search engine that plants trees 🌱
This extension adds Ecosia.org as the default search engine to your browser — it’s completely free!
337,336 个用户
Startpage — Private Search Engine
This extension protects users from being tracked while allowing them to search the web in complete private mode.
211,171 个用户
Qwant VIPrivacy
Qwant VIPrivacy sets Qwant.com as your default search engine, blocks trackers for you to protect your personal data while you browse.
133,199 个用户
Citavi Picker
Citavi Picker ist ein Add-on für Nutzer der Software "Citavi - Literaturverwaltung und Wissensorganisation" (www.citavi.com). Mit dem Citavi Picker übertragen Sie Daten aus dem Web nach Citavi.
93,401 个用户
AVG Online Security
AVG 为您的 Firefox 浏览器提供保护。 使用最新版 AVG 浏览器安全和 Web 信誉插件让您高枕无忧，同时改善您的整体浏览器体验。检查下面的功能列表，
68,972 个用户
Startpage Privacy Protection
By installing the free Startpage Privacy Protection extension you will be able to stop trackers and cookies and set Startpage as your default search engine.
63,891 个用户
