🎵 UTAU Sequence Text (UST) support for VS Code

Syntax highlighting and language support for UTAU Sequence Text (.ust) files in Visual Studio Code.

UTAU Sequence Text (UST) is the project file format used by UTAU, the singing voice synthesizer.

✨ Features

• Syntax highlighting for .ust files
• Syntax highlighting for UST values (strings, numbers, flags, pitchbend, etc...)
• Clean and seamless integration

📦 Installation

Manual installation

1. Install Node.js.
2. Install vsce from npm: npm install -g @vscode/vsce
3. Create .vsix package: vsce package
4. Install the .vsix package: code --install-extension utau-ust.vsix

🛠 Development

Use F5 to launch extension development host.

⚖️ License

Copyright © 2026 Matúš Ollah

Licensed under the MIT License (see LICENSE)

❤️ Acknowledgements

• UTAU by Ameya/Ayame (飴屋／菖蒲)
• Logo: Original: Ameya/Ayame (飴屋／菖蒲) Vector: SergioFLS, Public domain, via Wikimedia Commons
• The Vocaloid & UTAU community