There already are some excellent tools for adjusting the options of the Make Noise Morphagene, but that didn't stop me from writing this library
@nutriot/morphagene-options
Helper for editing Morphagene `options.txt` files. Latest version: 0.1.1, last published: 10 days ago. Start using @nutriot/morphagene-options in your project by running `npm i @nutriot/morphagene-options`. There are no other projects in the npm registry using @nutriot/morphagene-options.