探索功能强大的工具与特性，让 Firefox 有你的风格。
A no-fuss way to save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind.
Improve YouTube! (Open-Source for YouTube)
Make YouTube tidy & powerful! YouTube Player Size Theme Quality Auto HD Colors Playback Speed Style ad block Playlist Channel H.264
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.
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
保护您免受集中式的内容交付网络（CDN）的跟踪。它可以拦截许多种链向 CDN 的请求，转而指向本地提供的文件，从而防止网站功能受损。辅助常规的内容过滤规则。
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.
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
Save frequently-entered text for pasting later.
Auto Tab Discard
Increase browser speed and reduce memory load and when you have numerous open tabs.
Advanced Feed Reader - Read news & blogs or any RSS/Atom/RDF source.