擴充套件
瀏覽可用來自訂 Firefox 的強大工具與功能，讓瀏覽器有您的風格。
Stylus
使用 Stylus 重新設計您最愛的網頁，一個積極開發且由社群所驅動的使用者樣式管理器。從流行的線上倉庫簡單地安裝自訂的主題，或建立、編輯與管理您自己的個人化 CSS 樣式表。
86,993 位使用者
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.
68,112 位使用者
Decentraleyes
保護您不受「免費」、中心化的內容傳遞網路（CDN）的追蹤。此附加元件可防止您的瀏覽器送出請求到 Google Hosted Libraries 這類的服務，並在本機提供程式庫以達到相同的效果，而不造成網頁錯誤。可補充一般內容封鎖器的功能。
254,501 位使用者
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.
34,985 位使用者
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
13,962 位使用者
Tranquility Reader
Tranquility Reader improves the readability of web articles by removing unnecessary elements like ads, images, social sharing widgets, and other distracting fluff.
28,935 位使用者
ScrollAnywhere
Scroll page without touching scroll-bar! Press Middle (Right / Left) mouse button anywhere on the page to scroll just like with scrollbar. Features also: - "grab and drag" scrolling - customizable scrollbars! - the Momentum auto-scroll
10,910 位使用者
Forecastfox (fix version)
Get international weather updates (via AccuWeather.com) displayed right in Firefox with this highly customizable extension.
50,111 位使用者
SingleFile | Save a page as a single HTML file
Save a complete page (with stylesheets, images, etc.) as a single HTML file
19,635 位使用者