Udeler GUI - Udemy Course Downloader

A modern, cross-platform desktop application for downloading Udemy courses with a beautiful dark theme interface.

✨ Features

• 🎨 Modern Dark Theme - Beautiful cyan-accented dark interface
• 📱 Cross-Platform - Windows, macOS, and Linux support
• 🎥 Multiple Content Types - Videos, articles, files, e-books, and audio
• ⚡ Individual Downloads - Download specific lectures or entire courses
• 📊 Download Management - Track and manage all your downloads
• 🌍 Multi-language Support - Available in multiple languages
• 🔧 Customizable Settings - Video quality, download paths, and more
• ⏸️ Pause/Resume - Interrupt and resume downloads anytime
• 📁 Organized Downloads - Automatic course and section organization

🚀 Quick Start

1. Download & Install

Download the latest version for your platform:

Platform	Download
Windows	Download Windows x64
macOS	Download macOS
Linux	Download Linux

2. Get Your Udemy Access Token

Since Udemy has updated their authentication system, you'll need to manually obtain your access token:

Method 1: Using Browser Developer Tools (Recommended)

1. Open your web browser (Chrome, Firefox, Edge, etc.)
2. Go to Udemy.com and log in to your account
3. Open Developer Tools:
   • Chrome/Edge: Press F12 or Ctrl+Shift+I (Windows/Linux) / Cmd+Option+I (Mac)
   • Firefox: Press F12 or Ctrl+Shift+I (Windows/Linux) / Cmd+Option+I (Mac)
4. Go to the Network tab in Developer Tools
5. Refresh the page or navigate to any course page
6. Look for API requests - filter by "api-2.0" or search for requests to udemy.com/api-2.0
7. Click on any API request and look for the "Authorization" header
8. Copy the token - it will look like: Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiJ9...

Method 2: Using Browser Console

1. Log in to Udemy in your browser
2. Open Developer Tools and go to the Console tab
3. Run this command:

   console.log(localStorage.getItem('access_token') || 'Token not found in localStorage');

4. Copy the token if found

Method 3: Using Browser Extensions

1. Install a cookie/header viewer extension like "Cookie Editor" or "Header Editor"
2. Navigate to Udemy.com and log in
3. Use the extension to view request headers and find the Authorization token

3. Use the Access Token

1. Open Udeler GUI
2. Click "Login with Access Token"
3. Paste your access token when prompted
4. Click "Login" to access your courses

📖 Detailed Usage Guide

Getting Started

1. Launch the application after installation
2. Enter your access token using the methods above
3. Browse your courses - all your enrolled courses will appear
4. Click "Download" on any course to see available content
5. Select individual lectures or use "Download All" for entire courses

Download Options

• Video Quality: Choose from available qualities (720p, 1080p, etc.)
• Download Range: Set start and end points for course downloads
• File Types: Download videos, articles, PDFs, and other course materials
• Organization: Files are automatically organized by course and section

Settings

Access settings via the gear icon to configure:

• Download Path: Choose where files are saved
• Video Quality: Set default quality preference
• Language: Change interface language
• Download Options: Configure retry, subtitle, and attachment settings

🛠️ For Developers

Prerequisites

• Node.js (v20 or higher)
• npm or yarn

Installation

# Clone the repository
git clone https://github.com/M3rcena/Udeler_GUI.git
cd Udeler_GUI

# Install dependencies
npm install

# Start the application
npm start

Building

# Build for current platform
npm run dist

# Build for specific platforms
npm run build-win    # Windows
npm run build-mac    # macOS
npm run build-linux  # Linux

# Build for all platforms
npm run build

Development

# Start in development mode
npm start

# Run with hot reload
npm run dev

🔧 Troubleshooting

Common Issues

"Invalid Access Token" Error

• Ensure you're copying the full token (starts with Bearer )
• Check that your Udemy account is active
• Try logging out and back into Udemy, then get a fresh token

"No Courses Found" Error

• Verify your access token is correct
• Ensure you have enrolled courses in your Udemy account
• Check your internet connection

Download Failures

• Some videos may be DRM-protected and cannot be downloaded
• Check your download path has sufficient space
• Verify your internet connection is stable

Login Issues

• Clear browser cache and cookies
• Try using a different browser
• Ensure you're not using a VPN that blocks Udemy

Getting Help

1. Check existing issues on GitHub
2. Search for similar problems in the discussions
3. Create a new issue with detailed information:
   • Your operating system and version
   • Udeler GUI version
   • Steps to reproduce the problem
   • Error messages (if any)

📋 System Requirements

• Windows: Windows 10 or later (64-bit recommended)
• macOS: macOS 10.14 or later
• Linux: Ubuntu 18.04+, Fedora 28+, or similar
• RAM: 4GB minimum, 8GB recommended
• Storage: 1GB free space for application + space for downloads

🔒 Privacy & Security

• No data collection: Udeler GUI doesn't collect or transmit any personal data
• Local storage: All settings and data are stored locally on your device
• Secure authentication: Uses official Udemy API with your access token
• Open source: Full transparency with publicly available source code

⚖️ Legal Disclaimer

This software is intended for personal use only to download courses you have legally purchased on Udemy.

Important:

• Only download courses you have enrolled in
• Do not share downloaded content with others
• Respect Udemy's Terms of Service and copyright laws
• This tool automates the same process you could do manually in a browser

🤝 Contributing

We welcome contributions! Please see our Contributing Guide for details.

How to Contribute

1. Fork the repository
2. Create a feature branch: git checkout -b feature/amazing-feature
3. Make your changes and test thoroughly
4. Commit your changes: git commit -m 'Add amazing feature'
5. Push to the branch: git push origin feature/amazing-feature
6. Open a Pull Request

📄 License

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

🙏 Acknowledgments

• Original Developer: Faisal Umair for creating the initial Udeler project
• Contributors: All community members who have contributed to this project
• Udemy: For providing the platform and API that makes this possible

💝 Support the Project

If you find this project helpful, please consider:

• ⭐ Starring the repository
• 🐛 Reporting bugs and issues
• 💡 Suggesting new features
• 📝 Contributing code or documentation
• 🗣️ Sharing with others who might find it useful

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Note: This is a community-maintained fork of the original Udeler project, updated with modern features and improved user experience while maintaining the core functionality.

Made with ❤️ by M3rcena