YT Media Downloader 作者： BlaxDev

YT Media Downloader is a powerful, ad-free, high-performance browser extension designed to give you complete control over your YouTube downloads and precision clips directly from the video player.

• Full HD & 4K Video: Download crystal-clear 1080p, 1440p, and 4K videos at maximum speed without watermarks or quality loss.
• Exact Frame Grabber: Capture native, high-resolution snapshots directly from the YouTube player with a single click.
• Multi-Trim Queue & Live Preview: Set precision timestamps, add up to 10 distinct slices per video, and preview clips in real-time before downloading.
• Chapter Selection & Batching: Download specific YouTube chapters or batch-download all video chapters into separate split files with one click.
• Pro Audio & Animated Export Studio: Export clips as animated GIF/WebP loops, normalize volume with LUFS, and embed ID3 tags & cover art.
• Multi-Language Audio & Subtitles: Extract audio in multiple formats (.mp3, .m4a, .flac, .opus), dubbed language tracks, and closed captions (.srt).
• Interactive History & Real Titles: Monitor progress, view persistent download history with real YouTube video titles, and clear history effortlessly.
• Draggable Dark Mode Panel: Sleek, native overlay placed right next to YouTube player controls.
• Ad-Free & Privacy First: No third-party tracking, no popups, no external analytics.

This extension operates alongside a lightweight, local companion server listening on loopback port 127.0.0.1:19836 to merge high-definition video and audio tracks locally without third-party tracking. You can download the official companion installer (Setup_YT_Downloader-Win-v1.2.7.exe for Windows or Setup_YT_Downloader-Linux-v1.2.7.tar.gz for Linux) from our GitHub Release:
https://github.com/BlaxDEV/YT-Media-Downloader/releases/tag/v1.2.7