扩展
探索功能强大的工具与特性，让 Firefox 有你的风格。
YouTube High Definition
YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.
157,134 个用户
SingleFile | 将完整的页面保存到一个 HTML 文件中
SingleFile 网页保存（Save Page）扩展，离线保存当前网页、多个标签页、当前选中的内容，更多高级功能例如：自动保存、定期保存，等待你的探索！
77,355 个用户
Google Search Fixer
Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.
103,344 个用户
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.
109,063 个用户
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
677,427 个用户
Yomitan
Powerful and versatile pop-up dictionary for language learning used by 100,000+ language learners.
27,113 个用户
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
1,816,340 个用户
沉浸式翻译 - 网页翻译插件 | PDF翻译 | 免费
【沉浸式翻译】一款免费的（原文/译文）双语对照网页翻译插件，同时支持PDF翻译（保留原文档排版），视频双语字幕翻译（Youtube, Netflix等），EPUB电子书翻译等；支持调用人工智能AI翻译大模型（OpenAI (ChatGPT)、DeepL、Gemini(Bard) 等 ）对以上内容进行更准确的翻译；
77,870 个用户
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
38,481 个用户
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
2,016 个用户