YT Media Downloader — HD/4K Video & Audio Download troch BlaxDev

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

• Full HD, 4K & 60FPS Downloads: Download crystal-clear 1080p, 1440p, and 4K videos at maximum speed with dynamic multi-client fallback (android, ios, mweb, web) without watermarks or quality loss.
• Interactive Playlist Selector & Batch Queue: Select specific videos from any YouTube playlist or use one-click Select All / Deselect All controls with automated sequential downloading and anti-bot rate throttling.
• Anti-Bot PO-Token Protection: Integrated PO-Token engine to bypass YouTube 360p resolution caps, age restrictions, and HTTP 429 rate limit bans seamlessly.
• Real Filesize Engine: Instant, accurate size estimates for DASH video and audio streams (KB, MB, GB) based on duration and bitrate.
• 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 color-coded 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 (-14 LUFS), and embed ID3 metadata tags & cover art.
• Multi-Language Audio & Subtitles: Extract audio in multiple formats (.mp3, .m4a, .flac, .opus, .wav), dubbed multi-language audio tracks, and closed captions (.srt).
• Interactive History & Real Titles: Monitor live progress ([1/N] X%), view persistent download history with real YouTube video titles, open destination folders, and clear history effortlessly.
• Draggable Dark Mode Panel: Sleek, single-page overlay placed directly inside YouTube's native action bar and player controls with screen-clamping position memory.
• 100% Privacy & Zero-Disk Cookies: Session cookies and tokens are processed strictly in RAM with zero disk persistence and automatic legacy file purging on startup. 100% free, no tracking, no ads.

This extension operates alongside a lightweight, open-source local companion server listening on loopback port 127.0.0.1:19836 to merge high-definition video and audio tracks locally without third-party server tracking. Download the official companion installer official GitHub Release:
https://github.com/BlaxDEV/YT-Media-Downloader/releases