必須下載 Firefox 才能使用這些附加元件。

推薦

Improve YouTube! (Open-Source for YouTube)

自訂 YouTube 以符合您的需求。
安裝擴充套件

擴充套件就像是在 Firefox 中安裝應用程式。

它們為 Firefox 新增功能,讓上網變得更快、更安全、更好玩。
瀏覽所有擴充套件
隱私權與安全性擴充套件
隱私權與安全性擴充套件
看看員工精選
分頁管理員
分頁管理員
看看員工精選
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推薦的擴充套件
  • Image Search Options

    Image Search Options

    A customizable reverse image search tool that conveniently presents a variety of top image search engines.

    43,216 位使用者

  • Clear Browsing Data

    Clear Browsing Data

    Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.

    20,568 位使用者

  • Grammar and Spell Checker - LanguageTool

    Grammar and Spell Checker - LanguageTool

    With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

    411,249 位使用者

  • New Tab Override

    New Tab Override

    New Tab Override allows you to set the page that shows whenever you open a new tab.

    65,287 位使用者

熱門佈景主題
擴充套件組合包
  • Privacy Badger

    Privacy Badger

    Automatically learns to block invisible trackers.

    1,807,325 位使用者

  • Enhancer for YouTube™

    Enhancer for YouTube™

    擁有大量有趣的功能增進您的 YouTube 使用者體驗!

    675,561 位使用者

  • Grammar and Spell Checker - LanguageTool

    Grammar and Spell Checker - LanguageTool

    With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

    411,249 位使用者

  • Search by Image

    Search by Image

    A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.

    393,233 位使用者

創意擴充套件
  • LeechBlock NG

    LeechBlock NG

    LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.

    113,108 位使用者

  • Grammar and Spell Checker - LanguageTool

    Grammar and Spell Checker - LanguageTool

    With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

    411,249 位使用者

  • Search by Image

    Search by Image

    A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.

    393,233 位使用者

  • Dictionary Anywhere

    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!!!.

    50,177 位使用者

推薦的佈景主題
Steam 加強包
  • SteamDB

    SteamDB

    Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.

    66,731 位使用者

  • Augmented Steam

    Augmented Steam

    Augments your Steam Experience

    61,710 位使用者

  • Steam URL Opener

    Steam URL Opener

    Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).

    6,298 位使用者

  • ProtonDB for Steam

    ProtonDB for Steam

    Shows ratings from <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/f8db0358d96c1a46b9a77aa02190de811e40819051b1d42dd013c17276046ffd/http%3A//protondb.com" rel="nofollow">protondb.com</a> on Steam

    3,949 位使用者

含有「download」標籤的擴充套件
  • Video DownloadHelper

    Video DownloadHelper

    從數百個類似 YouTube 的網站下載和轉換網絡視頻的簡單方法。

    1,954,077 位使用者

  • Easy Youtube Video Downloader Express

    Easy Youtube Video Downloader Express

    A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.

    530,018 位使用者

  • Download All Images

    Download All Images

    Easily save images with a wide range of customization features, such as file size, dimensions, and image type.

    96,370 位使用者

  • Popup Blocker (strict)

    Popup Blocker (strict)

    Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address

    75,513 位使用者