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JL-ComfyUI-Launcher (Enhanced Version)

Run any ComfyUI workflow with ZERO setup. This is an enhanced fork of the original ComfyUI Launcher with significant improvements in stability, error handling, and functionality.

Community

Join our community:

• Telegram Group - News, updates, and AI discussions
• Boosty Blog - Builds, tutorials, and more

Demo

Example of running a workflow without setup:

demo.mp4

Quick Installation

To create a portable version, you don't need to clone the entire repository. Just download these two files:

Windows

1. Download:
   • build_portable.py
   • run_as_admin.bat
2. Place both files in one directory
3. Run run_as_admin.bat

MacOS

1. Download:
   • build_portable.py
   • run_as_admin.sh
2. Place both files in one directory
3. Make script executable: chmod +x run_as_admin.sh
4. Run: sudo ./run_as_admin.sh

Key Improvements

1. Enhanced Reliability

• Improved error handling during installation
• Better dependency management
• Fixed symbolic link issues
• Automatic retries during downloads
• Download speed monitoring
• Enhanced file integrity checks

2. Project Management

• Automatic creation of bat-files for each project
• Improved workflow import system
• Better dependency handling
• Enhanced status monitoring
• Installation progress visualization
• Each project in its own isolated environment

3. Model Management

• Automatic model detection and downloading
• Proper model sorting by folders
• Original filename preservation
• Correct dependency and path setup
• Download process visualization
• Support for various model sources

4. Technical Improvements

• Enhanced Python environment setup
• Better CUDA integration
• Improved virtual environment management
• Enhanced logging system
• Support for multiple model sources
• Optimized package installation

Getting Started

Option 1: Download Ready-to-Use Portable Version

Download and extract the ready-made build:

• CUDA Version (for NVIDIA GPUs)
• DirectML Version (for AMD/Intel GPUs) - Coming Soon
• CPU Version - Coming Soon
• MacOS Version - Coming Soon

Option 2: Build from Source

git clone https://github.com/John-LapTev/JL-ComfyUI-Launcher.git
cd JL-ComfyUI-Launcher/builder

Detailed build instructions:

• Windows Instructions
• MacOS Instructions

System Requirements

Windows

• Windows 10 or 11
• NVIDIA GPU recommended (for CUDA version)
• AMD or Intel GPU (for DirectML version)
• Minimum 8GB RAM (16GB recommended)
• 20GB free disk space

MacOS

• MacOS 11 or newer
• Minimum 8GB RAM (16GB recommended)
• 20GB free disk space

First Launch

1. Run start.bat (Windows) or start.sh (MacOS)
2. Wait for initial setup to complete
3. Open interface at http://localhost:4000

Important Notes

• Add launcher folder to antivirus exclusions
• Close all ComfyUI processes before launching
• Ensure sufficient disk space
• Install in a directory with a short path (e.g., C:\ComfyUI instead of C:\Users\Username\Documents\Projects\ComfyUI)

Troubleshooting

Common Issues

1. Close all ComfyUI windows
2. Delete .celery folder in server directory if it exists
3. Restart start.bat/start.sh
4. Check log files in launcher folder

Long Path Issues in Windows

If you encounter errors related to long paths during installation or workflow import:

1. Enable long path support in Windows:

   • Open Group Policy Editor (gpedit.msc)
   • Navigate to: Computer Configuration → Administrative Templates → System → Filesystem
   • Find "Enable Win32 long paths"
   • Set to "Enabled"
   • Restart computer

2. Or use a short installation path:

   • Install launcher closer to drive root
   • Example: C:\ComfyUI instead of C:\Users\Username\Documents\Projects\ComfyUI

Development

Want to contribute? Great!

1. Fork the repository
2. Create a branch for your feature
3. Commit your changes
4. Push to the branch
5. Create Pull Request

Project Support

If you find this project useful:

• Support on Boosty

Acknowledgments

• Original ComfyUI Launcher by ComfyWorkflows
• ComfyUI Manager (https://github.com/ltdrdata/ComfyUI-Manager/)

License

GNU Affero General Public License v3.0 - see LICENSE for details