uDownloader 0.1.1

Fast, async YouTube/Instagram/TikTok downloader with desktop GUI and CLI

uDownloader

A fast, powerful Python application to download YouTube videos or audio. Supports single videos or entire playlists with both CLI and Desktop GUI. Uses yt-dlp for efficiency and modern format handling.

Available as a pip-installable package! Install with pip install udownloader

Features

Core Features

• Download video or audio from YouTube, Instagram, TikTok, Twitter, and more
• Process single content or playlists
• Command-line interface with quality and format options
• Configuration file support with sensible defaults
• Detailed progress reporting during downloads
• Automatic retry logic for failed downloads
• Platform-specific organization (YouTube, Instagram, Twitter, TikTok, etc.)

Desktop Application

• Modern PyQt6 GUI for intuitive downloading
• Async/Concurrent Downloads - download multiple videos simultaneously
• Download History Tracking - view all past downloads with statistics
• Live Progress Monitoring - track active downloads in real-time
• Queue Management - manage multiple downloads at once
• Settings Panel - configure quality, output, retries, and concurrent limits

Installation

Option 1: Install via pip (Recommended)

# From PyPI (when published)
pip install udownloader

# Or install from source (development mode)
git clone <repository-url>
cd uDownloader
pip install -e .

Option 2: Manual installation from source

git clone <repository-url>
cd uDownloader
python3 -m venv venv
source venv/bin/activate
pip install -r requirements.txt

After installation, you'll have two commands available:

• udownloader - CLI version
• udownloader-desktop - Desktop GUI version

Technology Stack

Component	Technology	Purpose
Language	Python 3.8+	Core application
Video Downloading	yt-dlp 2024.8.2+	Format detection & download
Desktop GUI	PyQt6 6.6.0+	Modern graphical interface
Async Processing	asyncio + ThreadPoolExecutor	Concurrent downloads
Configuration	JSON	User settings persistence
History Tracking	JSON	Download records database
Testing	pytest + pytest-cov	Unit testing & coverage
Code Quality	black + flake8	Formatting & linting
Packaging	setuptools + wheel	PyPI distribution
CI/CD	GitHub Actions	Automated testing & publishing

Key Dependencies:

• yt-dlp - Video downloading engine
• PyQt6 - Desktop application framework
• pytest - Testing framework (dev only)
• black - Code formatter (dev only)
• flake8 - Code linter (dev only)

Quick Start

CLI Mode

# Initialize config file (creates ~/.uDownloader/config.json)
udownloader --init-config

# Download best quality video
udownloader --url https://youtube.com/watch?v=VIDEO_ID

# Download as MP3 audio only
udownloader --url https://youtube.com/watch?v=VIDEO_ID --audio

# Download specific quality (best, 1080p, 720p, 480p, 360p)
udownloader --url https://youtube.com/watch?v=VIDEO_ID --quality 720p

# Download entire playlist to custom location
udownloader --url https://youtube.com/playlist?list=PLAYLIST_ID --output ~/Downloads --retries 5

# Verbose logging for debugging
udownloader --url https://youtube.com/watch?v=VIDEO_ID --verbose

Desktop Application

# Launch desktop app (from installed package)
udownloader-desktop

# Or if running from source directory
python launcher_desktop.py

Features in Desktop App:

• Download Tab: Paste URLs and start downloads with quality selection
• Queue Tab: Monitor active downloads in real-time
• History Tab: View all previous downloads with details
• Statistics Tab: See download stats by platform and overall success rate
• Settings: Configure output directory, quality, concurrent limits, and retry attempts

Configuration

The configuration file is automatically created at ~/.uDownloader/config.json when you run --init-config.

Default Settings:

{
    "output_dir": "uDownload",
    "audio_only": false,
    "video_quality": "best",
    "audio_quality": "192",
    "format_preference": "mp4",
    "max_concurrent_downloads": 1,
    "timeout": 300,
    "retries": 3,
    "verbose": false
}

You can edit this file directly to change defaults, or override with command-line arguments (CLI) or settings dialog (Desktop app).

Command-line Options

--url URL, -u URL              YouTube video or playlist URL (required for downloads)
--output OUTPUT, -o OUTPUT     Directory to save downloads (default: config or 'uDownload')
--audio, -a                    Download audio only (mp3)
--quality {best,1080p,720p,480p,360p}  Video quality preference
--config CONFIG, -c CONFIG     Path to custom config file
--init-config                  Create default config file and exit
--retries RETRIES, -r RETRIES  Number of retries on failure (default: 3)
--verbose, -v                  Show detailed logging
--help, -h                     Show help message

Architecture

Modules

• cli.py - Command-line interface
• downloader.py - Single download handler
• async_downloader.py - Async/concurrent download manager
• desktop.py - PyQt6 desktop GUI application
• history.py - Download history tracking and statistics
• config.py - Configuration management

Key Features in Code

• AsyncDownloader class handles concurrent downloads using ThreadPoolExecutor
• DownloadHistory class manages download records in JSON format
• uDownloaderApp is the main desktop application with multi-tab interface
• DownloadWorker runs downloads in separate thread to keep UI responsive

Documentation

Comprehensive documentation is available in the docs folder:

• Installation Guide - Platform-specific installation instructions
• Quick Reference - Commands, workflows, and FAQ
• Contributing Guide - Development setup and contribution guidelines
• CI/CD Setup - GitHub Actions and testing infrastructure
• Changelog - Version history and planned features
• Security Policy - Vulnerability reporting and security practices

License

uDownloader is licensed under the MIT License - see LICENSE file for details.

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Made with ❤️ for video downloaders everywhere