USGC Themes for Helix Editor

Helix editor port of the beautiful USGC (U.S. Graphics Company) color schemes, originally designed for Sublime Text.

About

These themes are ports of the original USGC Sublime Text color schemes created by U.S. Graphics Company. The original themes were designed for text editing (not programming) and feature a unique industrial aesthetic.

Original Repository: usgraphics/usgc-themes

Themes

All themes use the same carefully crafted color palette but with different UI color assignments:

Helix USGC Themes
epitaxy Dark theme with magenta text Crystal layer growth	highk Light theme with black on white High dielectric constant
metalgate Dark theme with cyan text Metal gate transistor	polyimide Dark theme with amber/yellow text Heat-resistant polymer
reticle Dark theme with green text Photomask for lithography

Installation

Finding Your Helix Configuration Directory

First, locate your Helix configuration directory. The standard location is:

• Linux/macOS: ~/.config/helix/
• Windows: %APPDATA%\helix\

If you're unsure, you can check where Helix looks for configuration by running:

hx --health

Manual Installation

1. Create the themes directory (if not already present)

2. Copy all .toml files from the themes/ directory in this repository to your Helix themes directory:

   • Linux/macOS: ~/.config/helix/themes/
   • Windows: %APPDATA%\helix\themes\

3. Edit your Helix configuration (~/.config/helix/config.toml):

   theme = "polyimide"  # or any other theme name

4. Restart Helix or reload configuration with :config-reload

License

This port is released under the MIT License. The original USGC themes are licensed under the BSD 3-Clause License by U.S. Graphics Company.

See ATTRIBUTION.md for detailed licensing information.

Contributing

Found a bug or want to improve the themes? Please open an issue or submit a pull request!

Support

• Helix Editor: https://helix-editor.com/
• Original USGC Themes: https://github.com/usgraphics/usgc-themes