LUTCreator – Batch LUT Normaliser for macOS

A simple, user-friendly tool to batch normalise .cube LUT files for use in grading workflows or AI pipelines. Built using Python and Automator, this app lets you drop LUTs into a folder, launch a script, and interactively rename and organise your LUTs.

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Features

• Batch normalisation of .cube LUTs
• Simple folder-based workflow: drop → run → done
• Interactive renaming + metadata prompts
• Clean output saved to /output_converted
• DaVinci Resolve node setup included

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Folder Structure

Upon first run, the app creates the following structure on your desktop:

~/Desktop/LUTCreator_Files/
├── input/               # Drop LUTs here
├── output_converted/    # Converted LUTs are saved here

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How to Use

1. Install

   • Clone or download this repo
   • (Optional) Drag LUTCreator_Launch.command into your Dock for easy access

2. Prepare Files

   • Drop .cube LUT files into the input/ folder

3. Run App

   • Double-click LUTCreator_Launch.command (or run ./lutcreator from Terminal)

4. Follow Prompts

   • You'll be asked to rename each file and provide a short title
   • Normalized LUTs are saved in output_converted/

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Included Files

File	Purpose
lutcreator	Main binary/script
LUTCreator_Launch.command	Easy-launch shortcut for macOS
Node_Setup_DavinciResolve	Optional node setup for DaVinci Resolve
Bleach_Bypass.cube	Sample LUT file
README.md	This documentation

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Build Notes

This app was created using Automator on macOS and bundled with PyInstaller. All dependencies are internalised — no external installs needed.

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License

MIT License

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Future Ideas

• Add drag-and-drop GUI

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Contributing

Pull requests are welcome. If you have suggestions for improvements or bug reports, feel free to open an issue.

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📸 Screenshot

Add your screenshot here to visually show the folder setup or the terminal output.

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© 2025 Dominic Hawgood — Built for artists, technologists, and colourists alike.