Personal Product • Media Utility

UniviDown

Universal Media Downloader

A powerful cross-platform media downloader that supports high-quality video and audio extraction, smart resolution detection, and modern dynamic interface. Built using Node.js, yt-dlp, and FFmpeg.

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Status:Active Development
Type:Personal Product
Platform:Cross-platform
Preview

Screenshots

UniviDown Interface
UniviDown Interface — Glassmorphism design with dynamic themes
Smart Resolution Detection
Smart Resolution Detection
Built-in File Manager
Built-in File Manager
Capabilities

Features

🎬 Download Engine

  • Multi-platform support (YouTube, TikTok, Facebook, and more via yt-dlp)
  • Smart resolution and format detection before download
  • High-quality video up to 4K resolution
  • Real-time download progress tracking via SSE
  • FIFO queue system with concurrent download management

🎵 Audio Processing

  • High-quality audio extraction (FLAC, WAV, MP3, M4A, Opus)
  • Playlist download with optional FLAC merge
  • Optional high compatibility mode (H.264/AAC re-encode)
  • Automatic format conversion via FFmpeg

🎨 Interface & UX

  • Dynamic UI themes based on detected platform
  • Glassmorphism design with animated glow effects
  • Dark / Light mode toggle
  • Responsive design for desktop and mobile browsers
  • Built-in file manager for completed downloads

⚙ Configuration

  • Max 2 concurrent downloads (configurable)
  • 30 minute download timeout protection
  • Up to 50 videos for playlist merge
  • 24-hour auto-cleanup for downloaded files
  • Electron desktop app with portable option
Compatibility

Supported Platforms

YouTube TikTok Facebook Instagram Twitter / X Vimeo Twitch SoundCloud Reddit Dailymotion and many more...
Built With

Tech Stack

▹ Node.js ▹ Express ▹ yt-dlp ▹ FFmpeg ▹ Vanilla JavaScript ▹ Electron
Audience

Who Is This For?

📥

Offline Media Access

Users who want high-quality offline copies of their favorite videos and audio content.

🗂

Content Archiving

Creators and researchers building personal media collections and archives for reference.

🖥

Desktop Experience

Anyone looking for a simple, clean desktop-style downloader without bloatware or ads.

Get Started

Download UniviDown

Get the desktop version or clone the repository to run locally. Available as portable .exe and installer.

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Requires FFmpeg and yt-dlp installed on your system for web version. Desktop version bundles dependencies.