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。
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
SearchPreview enhances your search results pages by inserting site preview images (thumbnails) and popularity ranks into Google™, DuckDuckGo™, Yahoo™ and Bing™ search results.
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.
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
Tranquility Reader improves the readability of web articles by removing unnecessary elements like ads, images, social sharing widgets, and other distracting fluff.
Remove tracking elements from URLs.
This is probably a laser cat add-on so you can shoot laser cat lasers at things.
Stream just the audio from YouTube to save bandwidth and battery life