SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
48,427 人のユーザー
Librezam
Shazam APIを使用したオープンソースの音楽認識拡張機能 (代替バックエンドとしてAudd、ACRCloud、Tencent、NetEaseのAPIにも対応しています)
41,211 人のユーザー
YouTube Downloader (UDL Helper)
この拡張機能を使用することにより、ユーチューブ／インスタグラム／オドノクラスニキからビデオをダウンロードしたり、ビデオから音声を出したりできます。MP3、MP4、WEBMフォーマットがサポートされています。オンラインプレーヤーで再生されるビデオのスクリーンショットが撮れます。
27,728 人のユーザー
Media Downloader Unleashed!!
Detect and download 🎬 videos, 🎥 streams, 🎵 audio and other files from your browser! Compatible with .m3u8, .mpd, .mp4, .mp3, .ogg and many more formats and websites! Completely free, open-source!
11,647 人のユーザー
YouTube Downloader
YouTube Downloader – Free YouTube Video Downloader & MP3 Converter | 4K Support Easily download YouTube videos in MP3, MP4, HD, or 4K with this fast and free Firefox extension. Convert YouTube to MP3 or download videos in any format with one click.
5,588 人のユーザー
Free YouTube Video Downloader
Easily download your favorite YouTube videos in high quality with just a click. Build your video library, enjoy offline viewing, and share with friends—anytime, anywhere!
2,706 人のユーザー
YouTube Video Downloader
Free YouTube Video Downloader – download videos from YouTube, Instagram, TikTok, Bilibili & more. Supports 4K, playlists, bulk, clips, MP3/MP4. Fast, safe, ad-free online video downloader with server-side processing.
2,259 人のユーザー
YouTube Downloader
YouTube Downloader Plus - Download videos from YouTube, TikTok, Instagram, Facebook, Twitch, Twitter, Vimeo, IMDB, Soundcloud and more—fast, free, easy, and high-quality!
1,898 人のユーザー
Telegram Downloader - Download Any Video & File
The official extension for TelegramDownloader.net. Instantly save any video (MP4, MKV), photo, music (MP3), or document directly from Telegram with just one click. (No app needed)
1,532 人のユーザー
YouTube Video Downloader
All-in-one online video downloader for YouTube, Facebook & 700+ sites. Download videos up to 4K in MP4, MP3 & more formats. Fast, secure, server-side processing—no device load, stay anonymous. The ultimate YouTube video downloader extension.
1,508 人のユーザー
YouTube Video Downloader Pro
Download your favorite YouTube videos quickly and easily with YouTube Video Downloader Pro. Enjoy fast, high-quality downloads in multiple formats, including HD and 4K. Our ad-free, user-friendly extension ensures a seamless and secure experience.
1,468 人のユーザー
Easy YouTube Video Downloader
Download YouTube videos up to 8K resolution for free with Easy YouTube Video Downloader—no subscription required. Enjoy fast and seamless video downloads in various formats.
1,458 人のユーザー
YouTube Video Easy Downloader
YouTube Video Easy Downloader lets you download YouTube videos up to 8K or convert them to audio—completely free and without a subscription. Download unlimited videos and audio in one click!
1,404 人のユーザー
SpoPlus - Edit Spotify Theme & Settings
2026 • Spotify extension that allows you to bring back classic heart button, set up new themes, fonts, remove annoying notifications, popups, and many more!
909 人のユーザー
SoundLift – Volume Booster
Boost volume up to 600% with Bass, Vocal & Treble EQ presets. Per-tab control for YouTube, Netflix & more.
883 人のユーザー
YouTube Downloader
Instantly download videos from any website in stunning quality! Get your favorite content in up to 4K resolution and choose from multiple file formats. Fast, reliable, and versatile—your essential tool for offline viewing.
783 人のユーザー
