探索功能强大的工具与特性，让 Firefox 有你的风格。
WebRTC leaks your actual IP addresses from behind your VPN, by default.
Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
Automatically learns to block invisible trackers.
Reverse image search using various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
2019 updated downlaod helper for YouTube. Download any video from YouTube to MP3, MP4, WEBM, M4A or 3GP. Subtitles and thumbnails also available for download with a single mouse click!
Displays player controls for video content on Instagram. Because why isn't that already a feature?
MAL-Sync enables automatic episode tracking between MyAnimeList/Anilist/Kitsu and multiple anime streaming websites. Anime: crunchyroll netflix kissanime 9anime gogoanime twist.moe -And more- Manga: kissmanga mangadex mangarock
Download Any YouTube Video to Your Hard Drive.
Securely search, shop & download online by easily identifying harmful websites. Also, get easy access to custom web search.
Best adblock extension against advertising and pop-ups. No more ads showing on every single website, including Facebook, YouTube, Google, etc. No more personal tracking from Facebook or Google to display "personalized" ads.
Translate selected text with Google Translate without leaving your current page.