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!)
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YouTube Downloader (UDL Helper)
Download YouTube / Instagram / Odnoklassniki videos and extract audio from video with just a few mouse clicks. Supported media formats are MP3, MP4, WEBM. Capture frames from online videos with a screenshot button.
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Librezam
Song recognition webextension using Shazam API (Also supports Audd and ACRCloud API)
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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! (❌ Does not work with YouTube). Completely free, open-source!
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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.
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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!
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AI Toolbox
Ultimate AI assistant! Access all AIs anywhere and boost your productivity: ChatGPT, Gemini, DeepSeek, Grok, Copilot, Claude, Llama, Qwen, Mistral AI, Perplexity, Poe, Narrow AIs and much MORE! 💖 No user information is collected by the developer
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Music Mode for YouTube™
Hides the video and thumbnails on YouTube. Blocks the video keeping only the audio on YouTube Music. Additionally, it removes the ads from YouTube and allows YouTube to play in the background on mobile. Easy to use with many options.
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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.
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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!
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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!
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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.
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Ultra Volume Booster
Boost audio volume up to 1000% with a sleek dark glassmorphism UI
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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)
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SpoPlus - Edit Spotify Theme & Settings
2025 • Spotify extension that allows you to bring back classic heart button, set up new themes, fonts, remove annoying notifications, popups, and many more!
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Ultimate YouTube Downloader
Ultimate YouTube Downloader lets you download YouTube videos up to 8K or convert them to audio—completely free and with no subscription. Download unlimited videos and audio in one click!
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YouTube Download Master
YouTube Video Download Master lets you download YouTube videos in resolutions up to 8K or convert them to audio—completely free and without any subscription. Enjoy unlimited video and audio downloads with just one click!
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TikTok Video Downloader
TikTok Video Downloader: Download TikTok videos for free, with no watermark, in just one click! Enjoy seamless and high-quality downloads of your favorite TikTok content directly to your device.
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Vidoo
Change the speed of medias, adjust video filters, skip Ads automatically, flip videos horizontally or vertically, rotate, etc. Adjustable filter parameters: brightness, contrast, saturation, etc.
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KANTAN Chord
This browser extension will converts various chord sites' song chords to its "degrees", also known as Nashville Numbers.
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